Silver Label

GRIT SIZE | SURFACE FINISHES

 

		Medium Diamond Concentration
END USE		SPECIFICATIONS Spectrum Grade No. Grain Grit Finish Cut Diamond Concen- tration Color U.S Bur. Std. Size Microns Mesh Equiv Surface Rough- ness
A Super Fine Grit Sizes For Finest Select Work		Pink 1/10 0-1/5 200,000 Sub-Zero Micro 75 Ivory 1/4 0-1/2 60,000 Sub-Zero Micro 75 Grey 1/2 0-1 50,000 Zero Micro 75 White 1 0-2 14,500 Ultra Fine Micro 75 Violet 3 2-4 8,000 Super Fine Micro 75
B Fine Grit Sizes General Purpose High Polish Mirror Finishes		Indigo 6 4-8 3,000 Fine Micro 75 Dark Blue 9 8-12 2,000 Light Micro 75 Light Blue 15 12-22 1,200 Medium Micro 75
C Medium Grit Sizes For Fast Stock Removal		Green 30 22-36 600 Sub-Zero Micro 75 Yellow 45 36-54 325 Sub-Zero Micro 75 Tan 60 54-80 230 Zero Micro 75
D Coarse Grit Sizes For Heavy Stock Removal		Orange 90 Mesh 170 Coarse Cut 75 Red 120 Mesh 120 Extra Coarse Cut 75 Black 60 Mesh 100 Very Coarse Cut 75