Classification |
Code |
Color
Code |
Recommended Use |
For Operations requiring
Precise finishes and tolerances |
D-1
D-2 |
White
Light Pink |
Metallographic Finish on steel and hard metals.
For finish on Tungsten Carbide Dies, Mirror polish on steels and hard steel moulds and gauges etc. |
Final finishing grades for moulds, dies, seals, flat lapping and production lapping |
D-3/D-4
D-6
D-7/D-10 |
Green
Yellow |
Mirror polish and high finish on Tungsten.Medium polish on steel , tungsten and diamond.
Removal of working scratches on steel and pre-polishing of steel and soft metals. Medium polish on tungsten carbide pre-polishing on sapphire and ruby. |
Grades for pre-finishing hard metallic and non - metallic materials tungsten carbide, ceramics, etc. |
D-15/D-20
D-30/D-40 |
Pink
Brown, Dark
Brown |
Rapid stock removal with better finish on steel and tungsten carbide.
Uniform stock removal on steel ,Generation of uniform surface and medium cutting. |
Maximum stock removal for hogging and rigging operations in extremely hard materials |
D-50/D-60
D-80/D-100 |
Red
Dark Blue |
Fast stock removal on Tungsten Carbide and for enlarging the bore of Drawing Dies.
For Speedy cutting on Tungsten Carbide and Steel. |
