1. High precision reliable stability resistant to deform and guaran teed accuracy under normal arnbient temperature
granite Inspection surface plate | |
SANXING black granite surface plate precision please refer advanced leading countries standard flatness toleranceACCORDING TO (JB/T7975-1999)STANDARDGRADE000=1×(1+d/1000)μmGRADE00=2×(1+/1000)μmGRADE0=4×(1+d/1000)μmGRADE1=8×(1+d/1000)μm(d is diagonal mm)(measuring temperature 20±2°C)Inspection surface plate Precision Order No | Dimension(mm) | Weight(kg) | Length of Diagonal(mm) | grade000(μm) | grade00(μm) | grade0(μm) | grade1(μm) | 100-1001 | 300×200×50 | 9 | 360 | 1.5 | 3 | 5.5 | 11 | 100-1002 | 300×300×70 | 19 | 424 | 1.5 | 3 | 5.5 | 11 | 100-1003 | 400×250×70 | 21 | 472 | 1.5 | 3 | 6 | 12 | 100-1004 | 400×400×100 | 48 | 568 | 2 | 3.5 | 6.5 | 13 | 100-1005 | 630×400×100 | 76 | 746 | 2 | 3.5 | 7 | 14 | 100-1006 | 630×630×130 | 155 | 891 | 2 | 4 | 8 | 16 | 100-1007 | 800×500×130 | 156 | 943 | 2 | 4 | 8 | 16 | 100-1008 | 1000×630×150 | 284 | 1182 | 2.5 | 4.5 | 9 | 18 | 100-1009 | 1000×750×150 | 338 | 1250 | 2.5 | 4.5 | 9 | 18 | 100-1010 | 1000×1000×150 | 450 | 1414 | 2.5 | 5 | 10 | 20 | 100-1011 | 1200×800×150 | 432 | 1442 | 2.5 | 5 | 10 | 20 | 100-1012 | 1600×1000×200 | 960 | 1887 | 3 | 6 | 12 | 24 | 100-1013 | 2000×1000×250 | 1500 | 2136 | 3.5 | 6.5 | 13 | 26 | 100-1014 | 2000×1600×300 | 2880 | 2561 | 3.5 | 7 | 14 | 28 | 100-1015 | 2500×1600×300 | 3600 | 2968 | 4 | 8 | 16 | 32 | 100-1016 | 3000×2000×400 | 9000 | 3605 | 4.5 | 9 | 18 | 36 | 100-1017 | 4000×2500×500 | 15350 | 4717 | 6 | 11.5 | 23 | 46 |
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granite plate \Inspection surface plate
