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  Granite Inspection Surface Plate

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  Features :
With high hardness, stable function, long use life.
Free from deterioration and wringing, minimal changes in dimension due to temperature changes.
The surface is free from burrs or protrusions which ensures high degree of flatness over a long service life and causes no damage to other work pieces or instruments.
Specifications :
  Size (mm) Grade 00 precision (μm) Grade 0 precision (μm)
  150*100*40 2.5 5
  160*160*50 2.5 5
  250*160*50 3 5.5
  250*250*50 3 5.5
  300*200*50 3 5.5
  300*200*80 3 6
  300*300*70 3 6
  350*300*100 3 6
  400*250*70 3 6
  400*400*100 3.5 6.5
  630*400*100 3.5 7
  630*630*100 4 8
  800*500*130 4 8
  1000*630*150 4.5 9
  1000*750*150 5 9
  1000*1000*150 5 10
  1600*1000*200 6 12
  2000*1000*250 6.5 13
  1600*1600*300 6.5 14
  2000*1600*300 7 15
  2500*1600*300 8 16
  3000*2000*500 9 18
  4000*2000*500 11 22
  6000*2000*700 15 30
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