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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: Steel Grit

Hardness Ranges Available:

SG – 40-51 HR C

MG – 47-56 HR C

LG – 54-61 HR C

HG – 60 HR C Min.

Packaging Options	RockRidge Abrasives Steel Grit is available in these packaging options: – 55-gallon drums (on drum pallet) G12-G40: 1,700 lbs., G40-G120: 1,500 lbs. – 50 lb. bags (40 per standard pallet) – 2000 lb. or 4000 lb. super sacks available by request

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