{"title":"Circular Sample Cutter","description":"\u003ch2\u003eCircular Sample Cutters\u003c\/h2\u003e\n\u003ch4\u003eFixed 100 cm² Specimens for ASTM D5261 and ISO 9864 Mass per Unit Area Testing\u003c\/h4\u003e\n\u003cp\u003eCircular sample cutters prepare round specimens of a precisely defined area from fabric, geotextiles, and sheet materials. By producing a consistent 100 cm² sample, they allow laboratories to determine mass per unit area through weighing alone, eliminating the need to measure specimen dimensions separately. These instruments are essential for geosynthetic manufacturers, testing laboratories, and field inspection teams conducting mass per unit area evaluations in accordance with ASTM D5261 and ISO 9864. Consistent cutting area is particularly important because it directly affects the accuracy of the calculated results.\u003c\/p\u003e\n\u003cp\u003eThe QualiGTX™ Circular Sample Cutter range accommodates materials up to 15 mm thick, making it suitable for heavy needle-punched nonwovens, HDPE and LLDPE geomembranes, and bonded geocomposites. Its cutting capacity extends beyond the limits of conventional textile cutters designed for thinner materials. Two configurations are available to accommodate laboratory testing and on-site sampling requirements.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eCircular sample cutters provide the specimen preparation needed for a wide range of geosynthetic and technical textile testing procedures. They are particularly useful wherever accurate mass per unit area measurements depend on specimens with consistent dimensions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGeotextile Mass per Unit Area Testing: Produces standardized 100 cm² specimens for weighing under ASTM D5261 and ISO 9864, allowing results to be expressed in grams per square meter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIncoming Roll Goods Inspection: Enables quality control teams to check the actual material weight against declared specifications before accepting deliveries for project use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGeomembrane and Liner Quality Control: Prepares circular samples from thick polymer sheets for subsequent thickness, density, and visual examination.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGeocomposite and Drainage Product Sampling: Cuts through bonded, multi-layer materials while maintaining the integrity of the individual layers along the specimen edge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical Textile Manufacturing: Prepares samples from woven, knitted, blended, and synthetic-fiber materials for grammage determination and construction analysis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSite Conformance and Dispute Documentation: Provides consistently sized witness specimens for quality assessments and investigations involving disputed material performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCircular Sample Cutter Range\u003c\/h2\u003e\n\u003cp\u003eBoth QualiGTX™ models use the same cutting geometry and accommodate materials up to 15 mm thick. Their main difference is the operating arrangement and portability, allowing users to select a cutter according to their sampling environment.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLever-Operated Circular Geotextile Sample Cutter (QualiGTX™ CSC): Designed for stationary laboratory use, this bench-mounted configuration uses its own weight to maintain stable, square contact with the specimen during cutting. Its substantial mass helps keep the cutter steady throughout operation, making it suitable for laboratories processing regular specimen volumes at a dedicated workstation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHandheld Circular Geotextile Sample Cutter (QualiGTX™ CSC H): Weighing just 1.5 kg, this portable model can be carried directly to the material being inspected. It is particularly suitable for field inspectors, incoming goods inspection teams, and production personnel who need to collect specimens at different locations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Circular Sample Cutter\u003c\/h2\u003e\n\u003cp\u003eSelecting the appropriate model depends primarily on the sampling location, frequency of use, and material handling requirements.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFor Dedicated Laboratory Workstations: The CSC is the preferred option for fixed testing stations. Its heavier construction provides stability during cutting and reduces the manual effort required for each operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor On-Site Inspections and Delivery Verification: The CSC H offers greater mobility, allowing inspectors to transport the cutter in a sampling kit and collect specimens directly from delivered rolls.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor Sampling Across the Full Roll Width: The CSC H is a practical choice when specimens must be collected from multiple positions across a roll. Its lightweight construction makes repeated sampling easier to manage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor Thick Nonwovens, Geomembranes, and Geocomposites: Both models provide the same cutting capability, accommodating material thicknesses up to 15 mm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor High-Volume Daily Testing at One Location: The CSC is better suited to repeated cutting operations at a dedicated workstation, where its stable construction helps reduce operator fatigue.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Qualitest for Your Circular Sample Cutters\u003c\/h2\u003e\n\u003cp\u003eQualitest North America provides testing and measurement equipment for laboratories, manufacturers, and quality assurance teams, supported by responsive technical assistance and calibration services. The QualiGTX™ Circular Sample Cutter range is designed to deliver consistent specimen preparation for standards-based testing and routine quality control.\u003c\/p\u003e\n\u003cp\u003eWorking with Qualitest gives you access to equipment selection guidance based on your material characteristics, applicable testing standards, and expected sample volume. Our technical team can help identify the appropriate cutter configuration and provide support from installation through ongoing operation.\u003c\/p\u003e\n\u003ch2\u003eRequest a Quote\u003c\/h2\u003e\n\u003cp\u003eShare the type of material you need to sample, its thickness, and whether specimens will be prepared in a laboratory or at the inspection site. Our team can help identify the appropriate circular sample cutter for your requirements.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/qualitest.us\/pages\/contact\"\u003eContact the Qualitest team\u003c\/a\u003e to request pricing information and current lead times.\u003c\/p\u003e","products":[{"product_id":"lever-operated-circular-geotextile-sample-cutter","title":"Lever-Operated Circular Geotextile Sample Cutter","description":"\u003cdiv\u003e\n\u003ch2\u003e\u003cspan\u003eLever-Operated Circular Geotextile Sample Cutter – QualiGTX™ CSC\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe QualiGTX™ CSC is a manually operated circular specimen cutter designed to produce precise 100 cm² samples from geotextiles, geomembranes, and technical fabrics in one downward cutting motion. It provides civil engineering laboratories, geosynthetic manufacturers, and independent testing facilities with a consistent method of preparing specimens for mass per unit area and thickness evaluations. By establishing a uniform sample area before weighing, the cutter eliminates the variations associated with manually measuring, marking, and trimming each specimen.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUnlike conventional textile sample cutters designed primarily for thin fabrics, the QualiGTX™ CSC offers a cutting depth of up to 15 mm. Standard circular fabric cutters typically accommodate materials only around 5 mm thick, restricting their use with heavier geosynthetics. The CSC can process thick needle-punched nonwovens, HDPE and LLDPE geomembrane sheets, and bonded geocomposites that often require manual cutting with conventional tools. Its 15 kg steel construction maintains die alignment throughout the cutting motion, producing clean, straight edges without the tapered profiles associated with uneven cutting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe cutter operates entirely by hand and requires no electrical or pneumatic connections. The operator places the specimen on a suitable cutting surface, positions the die, and presses the lever handle downward to complete the cut. Measuring φ160 × 115 mm, its compact construction fits comfortably on laboratory workbenches, can be transported to field inspection locations, and requires minimal storage space between operations.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eLever-Operated Circular Geotextile Sample Cutter – QualiGTX™ CSC Applications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe QualiGTX™ CSC is suitable for laboratory and production environments where physical property evaluations require consistently sized circular specimens.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eGeotextile Mass per Unit Area Testing:\u003c\/span\u003e\u003cspan\u003e Produces standardized 100 cm² specimens for determining fabric mass per unit area. Once weighed, the sample mass can be converted directly into grams per square meter by multiplying the measured value by 100.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eGeomembrane and Liner Quality Control:\u003c\/span\u003e\u003cspan\u003e Prepares circular samples from thick HDPE, LLDPE, and PVC sheets for thickness measurements, density evaluations, and visual inspections.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eNonwoven and Needle-Punched Fabric Evaluation:\u003c\/span\u003e\u003cspan\u003e Cuts uniform specimens from thick, high-loft nonwoven materials that may compress, deform, or tear when processed with conventional shallow-cutting textile tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eGeocomposite and Drainage Core Sampling:\u003c\/span\u003e\u003cspan\u003e Separates circular specimens from bonded, multilayer geosynthetic products up to 15 mm thick while maintaining the integrity of the individual layers along the cut edge.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eCivil Engineering Materials Laboratories:\u003c\/span\u003e\u003cspan\u003e Supports incoming material inspections for geosynthetics used in road construction, railway infrastructure, landfill projects, and hydraulic engineering applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eTechnical Textile Production:\u003c\/span\u003e\u003cspan\u003e Prepares woven, knitted, blended, and synthetic-fiber fabrics for grammage determination and fabric construction analysis.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eResearch and Materials Development:\u003c\/span\u003e\u003cspan\u003e Provides consistent specimen dimensions for comparative material studies in which sample area directly influences calculated test results.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eCertification and Audit Laboratories:\u003c\/span\u003e\u003cspan\u003e Standardizes specimen preparation procedures, helping maintain consistent results between different operators, work shifts, and testing locations.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eStandards\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eAccurate specimen preparation is essential to the reliability of physical property testing for geotextiles and other geosynthetic materials. Any variation in sample area can directly influence the final reported measurements. The QualiGTX™ CSC produces circular specimens with a standardized area of 100 cm², matching the reference specimen area used in commonly applied laboratory methods for determining the mass per unit area of geotextiles and related products.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts cutting capacity of up to 15 mm also accommodates the thickness of most nonwoven and composite geosynthetic materials. Before purchasing, laboratories can consult Qualitest North America to verify compatibility with the specific international test methods and standards followed in their testing procedures.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eLever-Operated Circular Geotextile Sample Cutter – QualiGTX™ CSC Key Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eDesigned specifically for preparing specimens from thicker geosynthetic materials, the QualiGTX™ CSC combines controlled cutting force, rigid construction, and standardized specimen dimensions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eStandardized 100 cm² Cutting Area:\u003c\/span\u003e\u003cspan\u003e Produces specimens with a consistent circular area, eliminating manual measurement and marking while allowing direct conversion of sample mass into grams per square meter through a single multiplication.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003e15 mm Cutting Depth:\u003c\/span\u003e\u003cspan\u003e Processes thick nonwoven fabrics, geomembranes, and bonded geocomposites beyond the approximately 5 mm capacity of conventional textile cutters.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eLever-Operated Cutting Mechanism:\u003c\/span\u003e\u003cspan\u003e Transfers and amplifies downward hand pressure across the full circumference of the cutting blade, allowing the specimen to be separated in one stroke.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eHeavy-Duty 15 kg Steel Construction:\u003c\/span\u003e\u003cspan\u003e Provides a stable cutting platform and maintains perpendicular die alignment throughout the cutting process.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eCompact φ160 × 115 mm Dimensions:\u003c\/span\u003e\u003cspan\u003e Fits standard laboratory workbenches, is convenient to transport for on-site inspections, and can be stored in a regular drawer.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eCompletely Manual Operation:\u003c\/span\u003e\u003cspan\u003e Functions without electrical, pneumatic, or hydraulic connections, making it suitable for both laboratory testing and field applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eCompatibility with Multiple Fabric Types:\u003c\/span\u003e\u003cspan\u003e Handles woven, knitted, blended, and synthetic-fiber fabrics in addition to various geosynthetic materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eConsistent Specimen Dimensions:\u003c\/span\u003e\u003cspan\u003e Uses a rigid, precision-machined die to reproduce the same circular cutting profile, reducing variations caused by differences in operator technique.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eTheory and Method\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe circular die-cutting process separates material by applying concentrated pressure along the circumference of a thin, ring-shaped blade. As the cutting edge penetrates the specimen, the resulting shear stress eventually exceeds the material's shear strength, allowing the blade to pass through the fabric. Because the cutting edge engages the entire circumference simultaneously, the material is less likely to shift or stretch away from the blade during operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePressure applied through the lever handle passes through the rigid steel assembly and is distributed around the circular cutting edge. This uniform force produces a controlled separation with a clean perimeter, avoiding the gradual tearing and uneven edges that can occur when specimens are cut with scissors. A resilient cutting mat or similar surface beneath the material allows the blade to extend slightly beyond the specimen's final fiber layer without striking a hard workbench, helping protect the cutting edge from damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe principal advantage of this method is its fixed specimen geometry. A circular area of 100 cm² corresponds to a diameter of approximately 113 mm. Since this dimension is established by the cutter's machined die, rather than determined through manual measurement, each specimen retains the same nominal area regardless of the operator. This simplifies mass per unit area calculations: when a 100 cm² specimen is weighed in grams, multiplying its mass by 100 gives the result in grams per square meter. No additional area adjustment is necessary, reducing calculation steps and the possibility of arithmetic errors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaintaining cutting accuracy is particularly important because specimen area changes with the square of its diameter. For a circle measuring approximately 113 mm in diameter, a diameter deviation of just 1 mm can change the specimen area by around 1.8%. The same percentage variation carries directly into the calculated mass per unit area. This becomes especially problematic when manually cutting thick or compressible materials against a marked template, where dimensional deviations can easily exceed 1 mm. The precision-machined circular die eliminates this source of variation, providing the repeatable specimen dimensions required for reliable geosynthetic laboratory testing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003e\n    Lever-Operated Circular Geotextile Sample Cutter - QualiGTX™ CSC Technical Specifications\n\u003c\/h2\u003e\n\u003ctable class=\"table\" style=\"width:100%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n    \u003cthead\u003e\n        \u003ctr\u003e\n            \u003cth\u003e\n                Parameter\n            \u003c\/th\u003e\n            \u003cth\u003e\n                Specification\n            \u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Specimen Area\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                100 cm²\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Nominal Specimen Diameter\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                ≈113 mm (geometric equivalent of 100 cm²)\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Maximum Cutting Thickness\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                15 mm\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Overall Dimensions\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                φ160 × 115 mm\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Net Weight\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                15 kg\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Operation\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                Manual, lever-operated\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Power Requirement\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                None\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd\u003e\n                Suitable Materials\n            \u003c\/td\u003e\n            \u003ctd\u003e\n                Geotextiles, geomembranes, geocomposites, woven, knitted, blended, and synthetic-fiber fabrics\n            \u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Qualitest USA LC","offers":[{"title":"Default Title","offer_id":53601830240567,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/lever-operated-circular-geotexti.webp?v=1794465131"},{"product_id":"handheld-circular-geotextile-sample-cutter","title":"Handheld Circular Geotextile Sample Cutter","description":"\n\u003ch2\u003eHandheld Circular Geotextile Sample Cutter – QualiGTX™ CSC H\u003c\/h2\u003e\n\u003cp\u003eThe QualiGTX™ CSC H is a portable, manually operated circular sample cutter designed to prepare consistent geosynthetic specimens directly at the material location. Weighing just 1.5 kg, it allows inspectors and quality control personnel to collect samples without transporting bulky rolls or sheets to a laboratory. Its fixed cutting geometry produces specimens with a defined area from materials up to 15 mm thick, making it suitable for geotextiles, geomembranes, and geocomposites used in civil engineering projects.\u003c\/p\u003e\n\u003cp\u003eIts lightweight construction makes sampling practical at delivery points, installation sites, and manufacturing facilities. Incoming rolls can be inspected before installation, while questionable batches can be sampled and documented during the receiving process. The machined cutting die eliminates the need to measure and mark specimen dimensions manually, helping maintain consistent sample sizes whether testing takes place in the field or under laboratory conditions. This repeatability also provides a reliable basis for quality assessments and subsequent material performance investigations.\u003c\/p\u003e\n\u003cp\u003eWith dimensions of φ160 × 115 mm, the CSC H fits conveniently into standard sampling equipment kits alongside basic inspection tools such as measuring tapes and balances. Its entirely manual design requires neither electricity nor compressed air, allowing operation in locations without utility connections. For applications requiring a heavier, bench-mounted instrument, the QualiGTX™ series also offers a lever-operated model featuring the same 100 cm² cutting area and 15 mm maximum cutting depth.\u003c\/p\u003e\n\u003ch2\u003eHandheld Circular Geotextile Sample Cutter – QualiGTX™ CSC H Applications\u003c\/h2\u003e\n\u003cp\u003eThe QualiGTX™ CSC H supports testing and inspection procedures that require specimens to be prepared directly from materials at their storage, delivery, installation, or production locations.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eOn-Site Conformance Sampling: Project inspectors collect specimens from delivered rolls at construction sites to determine whether the supplied material meets submitted specifications before installation.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eIncoming Roll Goods Inspection: Receiving and warehouse personnel obtain samples from different positions across a roll to compare the declared mass per unit area with the accompanying delivery documentation.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eGeomembrane Liner Installation QA: Prepares circular specimens from HDPE and LLDPE liner sheets at the installation location for thickness and visual appearance checks.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eNonwoven and Needle-Punched Geotextile Testing: Produces clean-cut specimens from thick, compressible fabrics that can be difficult to cut accurately using scissors or conventional shallow textile cutters.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eGeocomposite and Drainage Product Sampling: Cuts through bonded, multilayer materials while maintaining the integrity of the individual layers along the specimen boundary.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eProduction Line Quality Checks: Allows manufacturing personnel to collect samples directly from the production line for grammage monitoring throughout a production run.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eTechnical Textile Manufacturing: Prepares specimens from woven, knitted, blended, and synthetic-fiber fabrics for construction and weight analysis.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eDispute Resolution and Claim Documentation: Provides consistently sized witness specimens with a defined cutting area to support investigations when material quality or performance is disputed.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHandheld Circular Geotextile Sample Cutter – QualiGTX™ CSC H Key Features\u003c\/h2\u003e\n\u003cp\u003eThe CSC H combines a lightweight construction with a precisely defined cutting area, allowing users to perform consistent sampling without the bulk of a conventional bench-mounted cutter.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eLightweight 1.5 kg Construction: Easy to carry and position with one hand, allowing specimen preparation to take place directly beside the material being inspected.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003ePrecision-Machined 100 cm² Cutting Area: Provides a fixed specimen area that simplifies mass-per-unit-area calculations. When the specimen weight is measured in grams, multiplying that value by 100 gives the mass in grams per square meter.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003e15 mm Maximum Cutting Capacity: Accommodates needle-punched nonwoven fabrics, geomembrane sheets, and bonded composite materials.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eCompact φ160 × 115 mm Dimensions: Conveniently fits into sampling kits, equipment bags, and laboratory storage drawers.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eCompletely Manual Operation: Requires no electrical, pneumatic, or hydraulic connections, making it suitable for both field inspections and laboratory sampling.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eConsistent Circular Specimens: The rigid cutting die maintains uniform specimen geometry across different operators and sampling locations.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eBroad Material Compatibility: Suitable for geosynthetic materials as well as woven, knitted, blended, and synthetic-fiber textiles.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003cli\u003e\n\n\n\u003cp\u003eReduced Operator Fatigue: Its lightweight body makes repeated cutting more manageable when multiple specimens must be collected across the width of a roll.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTheory and Method\u003c\/h2\u003e\n\u003cp\u003eThe QualiGTX™ CSC H uses a shearing mechanism to separate material into precisely defined circular specimens. During operation, the annular cutting blade applies pressure around the entire circumference of the specimen. Because the blade edge contacts the material over an extremely narrow area, the applied force generates concentrated local stress. Once this stress exceeds the resistance of the fibers or polymer, shearing begins and progresses around the circular cutting path. The result is a cleanly separated specimen with less edge distortion than conventional scissors, which can compress and pull material forward as their blades move through it.\u003c\/p\u003e\n\u003cp\u003eCutting performance depends on applied force and blade geometry rather than tool weight alone. Although the CSC H weighs only 1.5 kg, it can cut materials up to 15 mm thick because the operator supplies the downward force required for separation. The sharp, thin annular blade concentrates this force along its cutting edge, generating sufficient local shear stress to penetrate the material. Heavier cutters provide additional stability and can reduce the physical effort required from the operator, but their weight is not the primary factor responsible for cutting capability.\u003c\/p\u003e\n\u003cp\u003eThe position and distribution of collected specimens are equally important to obtaining representative test results. Geotextile characteristics can change across the width of a roll and along its length. Consequently, determining a reliable mass-per-unit-area value requires multiple samples collected from different positions rather than relying on a single specimen taken from a convenient edge location. The portable CSC H makes this sampling approach easier to carry out directly at the roll. Inspectors can collect five or six specimens across its full width within minutes, providing broader material coverage than a sampling process limited to a single section transported to the laboratory.\u003c\/p\u003e\n\u003ch2\u003eHandheld Circular Geotextile Sample Cutter - QualiGTX™ CSC H Technical Specifications\u003c\/h2\u003e\n\u003ctable class=\"table table-style-align-center\" align=\"center\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecimen Area\u003c\/td\u003e\n\u003ctd\u003e100 cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Specimen Diameter\u003c\/td\u003e\n\u003ctd\u003e≈113 mm (geometric equivalent of 100 cm²)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Cutting Thickness\u003c\/td\u003e\n\u003ctd\u003e15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Dimensions\u003c\/td\u003e\n\u003ctd\u003eφ160 × 115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperation\u003c\/td\u003e\n\u003ctd\u003eManual, handheld\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirement\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuitable Materials\u003c\/td\u003e\n\u003ctd\u003eGeotextiles, geomembranes, geocomposites, woven, knitted, blended, and synthetic-fiber fabrics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n","brand":"Qualitest USA LC","offers":[{"title":"Default Title","offer_id":53601837285687,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/handheld-circular-geotextile-sam.webp?v=1794468129"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/collections\/circular-sample-cutters146872776.webp?v=1794464857","url":"https:\/\/qualitest.us\/pt\/collections\/circular-sample-cutters.oembed","provider":"Qualitest USA LC","version":"1.0","type":"link"}