Walnut Shell abrasives is hard and fibrous abrasives made from crushed walnut shells in accordance with industrial standards. These product is well known for their excellent durability and elasticity and used widely in grinding and polish processes. Specific Gravity: 1.28, Hardness (Moh's) : 2.5 -3.0, Water Content: 8.7, Fat Content: 0.4 %
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