{"product_id":"automatic-metallography-grinder-and-polisher-qualigp-2-2s","title":"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S","description":"\u003ch2\u003eAutomatic Metallography Grinder and Polisher – QualiGP™ 2\/2S\u003c\/h2\u003e\n\u003cp\u003eThe QualiGP™ 2\/2S Automatic Metallography Grinder and Polisher is a precision-engineered system designed for efficient and consistent metallographic sample preparation. Its intuitive controls, low-noise operation, and durable one-piece construction support smooth grinding and polishing for high-quality surface finishes.\u003c\/p\u003e\n\u003cp\u003eThe system provides stepless adjustment of grinding and polishing speed, pressure, and processing time, allowing operators to fine-tune preparation parameters for different materials and sample requirements. A patented self-locking lift system enhances positioning control, while customizable sample holders accommodate various specimen configurations.\u003c\/p\u003e\n\u003cp\u003eThe modern ABS molded housing provides a durable and streamlined design suitable for laboratory environments. Optional features, including an automatic abrasive dropper and LED blue lighting, add convenience and improve the overall working experience. Designed with EU safety standards in mind, the QualiGP™ 2\/2S provides a reliable solution for professional metallography and material sample preparation.\u003c\/p\u003e\n\u003ctable class=\"table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/1_64.webp?v=1790231435\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/2_84.webp?v=1790231445\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003ePatented lifting and self-locking design eliminates manual locking requirements while supporting secure operation and enhanced safety.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eSingle-point pressure system supports simultaneous processing of 1 to 4 samples, providing flexible preparation for different sample quantities.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/3_87.webp?v=1790231463\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/4_67.webp?v=1790231473\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003ePatented Drop Protection Device helps prevent unexpected head movement, supporting safer and more controlled sample preparation.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eThe single-cast machine frame provides a rigid, deformation-resistant structure that supports stable operation and consistent grinding and polishing results.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/5_51.webp?v=1790231484\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/6_43.webp?v=1790231493\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eIntegrated injection ring helps contain water splashes while simplifying groove cleaning for more convenient maintenance.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eOptional dropper accessory automatically dispenses abrasive slurry for greater convenience and more consistent sample preparation.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/7_41.webp?v=1790231502\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/8_32.webp?v=1790231512\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eCombines modern lighting with advanced technology to enhance both visual appeal and functional performance.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eHelps keep the machine clean by reducing dust accumulation when not in use.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAutomatic Metallography Grinder and Polisher – QualiGP™ 2\/2S Features\u003c\/h2\u003e\n\u003ch3\u003eSimple Operation. Consistent Sample Preparation.\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eStreamlined design supports reliable and efficient laboratory operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShuttle knob enables quick and precise parameter adjustments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntuitive multifunction control panel with responsive buttons for convenient operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStepless adjustment of speed, pressure, and processing time supports different metallographic sample preparation requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHigh-Precision Performance. Flexible Configuration.\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-precision spindle and ultra-flat working plate provide smooth, bright, and uniform sample surfaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdjustable and reversible steering wheel provides greater operational control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlexible configuration supports different sample sizes and multiple specimen holder options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLow-Noise Operation. Enhanced Stability.\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLow-noise chassis combined with a heavy-duty cast base helps minimize vibration during grinding and polishing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSoft-start turntable provides smooth operation and controlled acceleration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUltra-quiet fan helps maintain a quieter laboratory working environment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModern Construction. Safety-Focused Design.\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-quality ABS injection-molded casing provides a sleek, durable, and easy-to-clean exterior\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned to meet EU safety standards for dependable laboratory operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOperating Principle and Material Removal\u003c\/h2\u003e\n\u003cp\u003eManual hand sanding can introduce uneven pressure, specimen tilting, edge rounding, and surface deformation, which may compromise metallographic analysis. The Automatic Metallography Grinder and Polisher – QualiGP™ 2\/2S provides controlled sample preparation with consistent pressure distribution and stable specimen positioning. Its heavy-duty, single-cast machine base helps minimize vibration, supporting flat and uniform sample surfaces throughout grinding and polishing.\u003c\/p\u003e\n\u003cp\u003eThe sample preparation process is based on several key principles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSequential Material Removal: Each grinding stage should remove the scratches generated by the preceding, coarser abrasive to progressively refine the specimen surface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eControlled Initial Grinding: The QualiGP™ 2\/2S uses a 250 mm ultra-flat working plate and supports appropriate abrasive selection to efficiently remove surface irregularities from the initial cut.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUniform Lubrication: A high-precision spindle maintains stable specimen positioning, while the soft-start turntable provides stepless speed adjustment from 50 to 1000 RPM. This helps distribute liquid lubricant evenly across the working surface during preparation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eForce Control and Automated Abrasive Dosing\u003c\/h2\u003e\n\u003cp\u003eConsistent applied force is essential for repeatable metallographic sample preparation. The QualiGP™ 2\/2S Automatic Metallography Grinder and Polisher provides controlled pressure and automated operation to reduce variation between preparation cycles and support efficient processing of multiple specimens.\u003c\/p\u003e\n\u003cp\u003eKey features include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSingle-Point Pressure System: The system can process one to four samples simultaneously. Adjustable pneumatic pressure from 5 to 60 N helps maintain consistent force across the specimens, including samples with minor surface irregularities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePatented Self-Locking Lift System: The lift mechanism securely maintains the selected position without requiring manual locking, supporting stable and controlled sample preparation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional Automatic Abrasive Dropper: Automatically dispenses abrasive suspension at controlled intervals, helping maintain consistent abrasive distribution and reducing the risk of dry polishing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntuitive Multifunction Control Panel: Provides convenient adjustment of speed, pressure, and processing time, with processing times of up to 995 seconds for controlled and repeatable surface preparation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDeformation Prevention and Surface Quality\u003c\/h2\u003e\n\u003cp\u003eSurface deformation and preparation artifacts can interfere with accurate metallographic examination. Excessive force, uneven pressure, or inconsistent manual polishing can alter the specimen surface and obscure the underlying microstructure. Controlled grinding and polishing help reduce these preparation-related effects and produce a more representative surface for microscopic analysis.\u003c\/p\u003e\n\u003cp\u003eBy maintaining consistent applied force and stable specimen movement, the QualiGP™ 2\/2S supports uniform material removal while reducing the risk of excessive surface deformation. Proper abrasive selection, lubrication, and sequential preparation further contribute to a clean and well-defined surface suitable for metallographic examination.\u003c\/p\u003e\n\u003cp\u003eFor laboratories processing multiple specimens, the QualiGP™ 2\/2S Automatic Metallography Grinder and Polisher combines controlled force, adjustable processing parameters, stable operation, and optional automated abrasive dosing to support efficient and repeatable sample preparation.\u003c\/p\u003e\n\u003ch2\u003eAutomatic Metallography Grinder and Polisher - QualiGP™ 2\/2S Technical Specifications\u003c\/h2\u003e\n\u003ctable class=\"table\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eQualiGP™ 2\u003c\/th\u003e\n\u003cth\u003eQualiGP™ 2S\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eSingle–phase AC220V 50Hz (110V is also available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput power\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e1.1KW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel diameter\u003c\/td\u003e\n\u003ctd\u003eφ250mm (Standard), Optional φ203mm, φ300mm\u003c\/td\u003e\n\u003ctd\u003eφ250mm (Standard), Optional φ203mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\"\u003eWheel speed\u003c\/td\u003e\n\u003ctd\u003e50 ~ 600r\/min (Stepless speed)\u003c\/td\u003e\n\u003ctd\u003e50 ~ 1000r\/min (Stepless speed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e150 r\/min 300 r\/min (Constant speed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel direction\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eAdjustable clockwise or counterclockwise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower head speed\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e50 ~ 150r\/min (Stepless speed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle point loading\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e5 ~ 60N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of samples\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e4pcs (Standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSample size\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eφ30mm (Standard), Optional φ22mm, φ25mm, φ30mm, φ40mm, φ45mm, φ50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSample preparation time\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e0 - 995 (s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompressed air pressure\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e0.6 ~ 0.9Mpa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e594 × 795 × 687mm\u003c\/td\u003e\n\u003ctd\u003e758 × 785 × 687mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight\u003c\/td\u003e\n\u003ctd\u003e98Kg\u003c\/td\u003e\n\u003ctd\u003e128Kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross weight\u003c\/td\u003e\n\u003ctd\u003e125Kg\u003c\/td\u003e\n\u003ctd\u003e152Kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/main-dia.webp?v=1790231383\" alt=\"Automatic Metallography Grinder and Polisher - QualiGP™ 2\/2S\"\u003e\u003c\/p\u003e","brand":"Qualitest USA LC","offers":[{"title":"Default Title","offer_id":53041480925495,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/automatic-metallography-grinder_2.webp?v=1790231409","url":"https:\/\/qualitest.us\/pt\/products\/automatic-metallography-grinder-and-polisher-qualigp-2-2s","provider":"Qualitest USA LC","version":"1.0","type":"link"}