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Steel Grit, G40

High carbon, cast steel grit.

RockRidge Steel Grit Sizing Specifications:

SAE Size No. Screen No. SAE J444 Specifications Screen Opening (in.) Screen Opening (mm)
G40 18
40
50
0% max all pass
70% min
80% min
0.0394
0.0165
0.0117
1.00
0.425
0.30

Category:

Description

Hardness Ranges Available:

SG – 40-51 HR C

MG – 47-56 HR C

LG – 54-61 HR C

HG – 60 HR C Min.