Granite Surface Plate
Precision Granite Surface Plate
A granite surface plate is the fundamental reference datum for dimensional inspection — an ultra-flat, stabilized plane for checking flatness, height, parallelism, and assembly position.
Material & Accuracy
Fine-grained natural black granite, precision-lapped to Grade 00 / 0 / 1 flatness per GB, ASME B89.3.7, or Fed. GGG-P-463C. Non-rusting, non-magnetic, low thermal expansion, excellent vibration damping.
Customization
Sizes from 300×300 mm up to 2000×4000 mm. Optional embedded inserts, threaded holes, T-slots, stands, and ISO/IEC 17025 calibration certificate.
Applications
QC rooms, calibration labs, CMM reference tables, layout workstations, assembly fixture bases.
A granite surface plate is the fundamental reference datum for dimensional inspection — an ultra-flat, stabilized plane for checking flatness, height, parallelism, and assembly position.
Material & Accuracy
Fine-grained natural black granite, precision-lapped to Grade 00 / 0 / 1 flatness per GB, ASME B89.3.7, or Fed. GGG-P-463C. Non-rusting, non-magnetic, low thermal expansion, excellent vibration damping.
Customization
Sizes from 300×300 mm up to 2000×4000 mm. Optional embedded inserts, threaded holes, T-slots, stands, and ISO/IEC 17025 calibration certificate.
Applications
QC rooms, calibration labs, CMM reference tables, layout workstations, assembly fixture bases.
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