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By certification 
Introduction
The walnut sand, supplied by Dragon Abrasives, which is made from walnut’s broken shell. It is widely used for the surface cleanness and water treatment.
Features
1 Environmental. It is nontoxic, harmless, safe and clean.
2 Economical. It could be reused.
3 Good toughness and elasticity.
4 Could be used together with Silicon Carbide.
Specification
Mosh Hardness: 2.5-3.0
specific gravity: 1.28 PH: 4-6
Application
Sandblasting,
Polishing,
Grinding
Size Available
6#~220#
