{"product_id":"granite-surface-plate-din876-grade-00","title":"Granite Surface Plate Din876 Grade 00","description":"\u003cdiv id=\"accud-product-description\"\u003e\r\n    \u003cdiv id=\"accud-desc-header\"\u003e\r\n        \u003cspan class=\"description-headingBox\"\u003eGranite Surface Plate - Laboratory Grade 00 - 1200 x 800 x 160mm\u003cbr\u003e\r\n            \u003cspan style=\"color: #0080BC\"\u003eSERIES 611\u003c\/span\u003e\r\n    \u003c\/span\u003e\n\u003c\/div\u003e\r\n    \u003cp\u003eA granite surface plate is a flat, stable reference surface made from high-quality, \r\n        precision-ground granite. It is primarily used in industrial and laboratory environments \r\n        for precise measurement and inspection tasks. The stability, durability, and wear \r\n        resistance of granite make it an ideal material for surface plates, particularly \r\n        for maintaining accuracy over time under heavy use.\u003c\/p\u003e\r\n        \u003ch4\u003eApplications of a Granite Surface Plate:\u003c\/h4\u003e\r\n        \u003col\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003ePrecision Inspection\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eSurface plates are used as a reference plane for inspecting parts for\r\n                \u003cstrong\u003eflatness\u003c\/strong\u003e, \u003cstrong\u003esquareness\u003c\/strong\u003e, \u003cstrong\u003eparallelism\u003c\/strong\u003e, \r\n                and other geometrical dimensions. Instruments such as \u003cstrong\u003edial indicators\u003c\/strong\u003e,\r\n                \u003cstrong\u003eheight gauges\u003c\/strong\u003e, and \u003cstrong\u003eCMM (Coordinate Measuring Machines)\u003c\/strong\u003e \r\n                are often used in conjunction with a surface plate to measure parts accurately.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eLayout Work\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eIn manufacturing or machining, granite surface plates are used as the \r\n                base for marking out precise locations on a workpiece, especially for holes, \r\n                cutouts, or assembly points.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eCalibration\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eTools like \u003cstrong\u003emicrometers\u003c\/strong\u003e, \u003cstrong\u003ecalipers\u003c\/strong\u003e, \r\n                and \u003cstrong\u003edial indicators\u003c\/strong\u003e are often calibrated against a granite \r\n                surface plate, ensuring that they are accurate when used for measurement.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003ePrecision Assembly\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eSurface plates serve as a platform for assembling precision components, \r\n                allowing for consistent alignment and the elimination of errors in fit or \r\n                dimension.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eCMM Base\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eIn coordinate measuring machines (CMMs), granite is often used as the \r\n                base plate because of its dimensional stability, ensuring the CMM performs \r\n                consistently and accurately.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n        \u003c\/ol\u003e\r\n        \u003ch4\u003eAdvantages of Using Granite Surface Plates:\u003c\/h4\u003e\r\n        \u003col\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eSuperior Flatness\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eGranite can be ground and lapped to an incredibly high degree of flatness, \r\n                offering a reference surface that remains consistent over time.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eNon-reactive\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eGranite does not rust, corrode, or react chemically with most materials, \r\n                making it ideal for use in various environments, including labs with sensitive \r\n                equipment.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eThermal Stability\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eGranite has a low coefficient of thermal expansion, meaning it doesn’t \r\n                expand or contract significantly with temperature changes, maintaining accuracy \r\n                across different environments.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eLong Lifespan\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eDue to its hardness and durability, granite surface plates last for \r\n                many years with minimal wear. They are much more resistant to scratches \r\n                and damage compared to steel plates.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n            \u003cli\u003e\r\n            \u003cp\u003e\u003cstrong\u003eVibration Dampening\u003c\/strong\u003e:\u003c\/p\u003e\r\n            \u003cul\u003e\r\n                \u003cli\u003eGranite naturally absorbs vibrations, which helps ensure more accurate \r\n                measurements by minimizing disturbances when working with sensitive instruments.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n        \u003c\/ol\u003e\r\n\u003c\/div\u003e\u003csection\u003e\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003c!-- Features --\u003e\r\n\u003cdiv id=\"accud-product-description\"\u003e\r\n    \u003ch4\u003eKey Features of a Granite Surface Plate:\u003c\/h4\u003e\r\n    \u003col\u003e\r\n        \u003cli\u003e\r\n        \u003cp\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e:\u003c\/p\u003e\r\n        \u003cul\u003e\r\n            \u003cli\u003e\n\u003cstrong\u003eGranite\u003c\/strong\u003e is used because of its hardness, density, and \r\n            resistance to wear and corrosion. It is not as affected by temperature changes \r\n            as metal, which makes it highly dimensionally stable.\u003c\/li\u003e\r\n            \u003cli\u003eThe granite used is typically \u003cstrong\u003eblack granite\u003c\/strong\u003e, chosen \r\n            for its fine grain structure, minimal porosity, and excellent resistance \r\n            to wear.\u003c\/li\u003e\r\n            \u003cli\u003e\n\u003cstrong\u003eNon-magnetic\u003c\/strong\u003e and \u003cstrong\u003enon-conductive\u003c\/strong\u003e, granite \r\n            does not interfere with magnetic or electronic measuring instruments.\u003c\/li\u003e\r\n        \u003c\/ul\u003e\r\n        \u003c\/li\u003e\r\n        \u003cli\u003e\r\n        \u003cp\u003e\u003cstrong\u003eFlatness and Accuracy\u003c\/strong\u003e:\u003c\/p\u003e\r\n        \u003cul\u003e\r\n            \u003cli\u003eThe primary function of a granite surface plate is to provide a\r\n            \u003cstrong\u003ereference flat surface\u003c\/strong\u003e. Granite surface plates are manufactured \r\n            to very tight tolerances, with variations in flatness measured in microns \r\n            (millionths of a meter).\u003c\/li\u003e\r\n            \u003cli\u003eThese plates come in different \u003cstrong\u003egrades of accuracy\u003c\/strong\u003e:\u003cul\u003e\r\n                \u003cli\u003e\n\u003cstrong\u003eGrade 00 (Laboratory Grade)\u003c\/strong\u003e: The highest accuracy, \r\n                used in metrology labs.\u003c\/li\u003e\r\n                \u003cli\u003e\n\u003cstrong\u003eGrade 0 (Inspection Grade)\u003c\/strong\u003e: Suitable for precise \r\n                inspection work in factories and labs.\u003c\/li\u003e\r\n                \u003cli\u003e\n\u003cstrong\u003eGrade 1 (Toolroom Grade)\u003c\/strong\u003e: Used in general manufacturing \r\n                and toolrooms for less critical measurement and layout tasks.\u003c\/li\u003e\r\n            \u003c\/ul\u003e\r\n            \u003c\/li\u003e\r\n        \u003c\/ul\u003e\r\n        \u003c\/li\u003e\r\n        \u003cli\u003e\r\n        \u003cp\u003e\u003cstrong\u003eDimensional Stability\u003c\/strong\u003e:\u003c\/p\u003e\r\n        \u003cul\u003e\r\n            \u003cli\u003eGranite surface plates are \u003cstrong\u003ehighly stable\u003c\/strong\u003e over time \r\n            and are resistant to warping, bending, or expanding due to changes in humidity \r\n            or temperature.\u003c\/li\u003e\r\n            \u003cli\u003eThe natural material resists wear better than metal plates and maintains \r\n            its flatness over long periods of use.\u003c\/li\u003e\r\n        \u003c\/ul\u003e\r\n        \u003c\/li\u003e\r\n        \u003cli\u003e\r\n        \u003cp\u003e\u003cstrong\u003eSize\u003c\/strong\u003e:\u003c\/p\u003e\r\n        \u003cul\u003e\r\n            \u003cli\u003eGranite surface plates come in a wide variety of sizes, from small plates \r\n            used for bench work (e.g., \u003cstrong\u003e300 mm x 300 mm\u003c\/strong\u003e or \u003cstrong\u003e12 \r\n            inches x 12 inches\u003c\/strong\u003e) to large plates for industrial use (e.g.,\r\n            \u003cstrong\u003e2000 mm x 3000 mm\u003c\/strong\u003e or \u003cstrong\u003e6 feet x 10 feet\u003c\/strong\u003e).\u003c\/li\u003e\r\n            \u003cli\u003ePlates are available in both \u003cstrong\u003emetric\u003c\/strong\u003e and \u003cstrong\u003eimperial\u003c\/strong\u003e \r\n            dimensions, depending on the specific needs of the industry or region.\u003c\/li\u003e\r\n        \u003c\/ul\u003e\r\n        \u003c\/li\u003e\r\n        \u003cli\u003e\r\n        \u003cp\u003e\u003cstrong\u003eCalibration and Traceability\u003c\/strong\u003e:\u003c\/p\u003e\r\n        \u003cul\u003e\r\n            \u003cli\u003eGranite surface plates are calibrated against reference standards to \r\n            ensure that they meet specific flatness and accuracy requirements.\u003c\/li\u003e\r\n            \u003cli\u003eMany come with a \u003cstrong\u003ecalibration certificate\u003c\/strong\u003e to show they \r\n            have been inspected and are traceable to national or international standards, \r\n            such as \u003cstrong\u003eISO 9001\u003c\/strong\u003e or \u003cstrong\u003eNIST\u003c\/strong\u003e (National Institute \r\n            of Standards and Technology).\u003c\/li\u003e\r\n            \u003cli\u003eRegular \u003cstrong\u003erecalibration\u003c\/strong\u003e is recommended to ensure the \r\n            plate maintains its accuracy, particularly in high-use environments.\u003c\/li\u003e\r\n        \u003c\/ul\u003e\r\n        \u003c\/li\u003e\r\n        \u003cli\u003e\r\n        \u003cp\u003e\u003cstrong\u003eResistance to Damage\u003c\/strong\u003e:\u003c\/p\u003e\r\n        \u003cul\u003e\r\n            \u003cli\u003eGranite plates are extremely durable and resistant to damage like\r\n            \u003cstrong\u003escratches\u003c\/strong\u003e, \u003cstrong\u003enicks\u003c\/strong\u003e, and \u003cstrong\u003ecorrosion\u003c\/strong\u003e. \r\n            They are harder than most steels, which makes them ideal for environments \r\n            with heavy-duty use.\u003c\/li\u003e\r\n            \u003cli\u003eIf a small area is damaged, it is often localized and does not affect \r\n            the overall flatness of the surface, unlike metal plates which can warp \r\n            or dent.\u003c\/li\u003e\r\n        \u003c\/ul\u003e\r\n        \u003c\/li\u003e\r\n        \u003cli\u003e\r\n        \u003cp\u003e\u003cstrong\u003eSupport and Leveling\u003c\/strong\u003e:\u003c\/p\u003e\r\n        \u003cul\u003e\r\n            \u003cli\u003eFor proper use, granite surface plates must be \u003cstrong\u003esupported evenly\u003c\/strong\u003e \r\n            to avoid any distortion in the flatness. They are usually mounted on special \r\n            stands or frames with adjustable feet to ensure the plate remains perfectly \r\n            level.\u003c\/li\u003e\r\n            \u003cli\u003eHigh-precision plates often come with adjustable stands that allow fine-tuning \r\n            to maintain the plate's flatness under various working conditions.\u003c\/li\u003e\r\n        \u003c\/ul\u003e\r\n        \u003c\/li\u003e\r\n    \u003c\/ol\u003e     \r\n\u003c\/div\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003c!-- Specs --\u003e\r\n\u003cdiv id=\"accud-product-description\"\u003e\r\n    \u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\r\n    \u003cp\u003e\u003cimg class=\"img-responsive\" alt=\"\" src=\"images\/accud\/611-series-specs.png\"\u003e\u003c\/p\u003e \r\n\u003c\/div\u003e\u003c\/section\u003e\u003csection\u003e\u003ch2\u003eExtra Info\u003c\/h2\u003e\n\u003c!-- More Info --\u003e\r\n\u003cdiv id=\"accud-product-description\"\u003e    \r\n    \u003cp\u003eA \u003cstrong\u003egranite surface plate\u003c\/strong\u003e is an essential tool in precision measurement, \r\n    offering a stable, flat reference surface for inspection, calibration, and layout \r\n    tasks. Its natural durability, accuracy, and resistance to environmental factors \r\n    make it ideal for industries where precision is paramount, such as aerospace, automotive, \r\n    and industrial manufacturing.\u003c\/p\u003e\r\n    \u003ch4\u003eMaintenance and Care:\u003c\/h4\u003e\r\n    \u003cul\u003e\r\n        \u003cli\u003e\n\u003cstrong\u003eCleanliness\u003c\/strong\u003e: Surface plates should be kept clean and free \r\n        of dust, oil, or other contaminants. Even tiny particles can affect the accuracy \r\n        of measurements.\u003c\/li\u003e\r\n        \u003cli\u003e\n\u003cstrong\u003eRegular Calibration\u003c\/strong\u003e: Despite their durability, granite \r\n        plates need regular recalibration to ensure they maintain their flatness, especially \r\n        in high-use environments.\u003c\/li\u003e\r\n        \u003cli\u003e\n\u003cstrong\u003eProper Storage\u003c\/strong\u003e: When not in use, surface plates should \r\n        be covered to protect them from dust or damage.\u003c\/li\u003e\r\n    \u003c\/ul\u003e\r\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Saddle Creek","offers":[{"title":"Default Title","offer_id":67535839002914,"sku":"AC611-121-00","price":78304.65,"currency_code":"ZAR","in_stock":false}],"url":"https:\/\/saddlecreek.co.za\/products\/granite-surface-plate-din876-grade-00","provider":"Saddle Creek","version":"1.0","type":"link"}