walnut shell wholesale distributor supplier in kolkata port marine chemical
Walnut shell is soft abrasive for industrial use.Walnut shell has excellent durability.
walnut shell also used to blast clean and polish soft metals, glass, fiberglass, wood, plastic, and stone.
walnut shell is used in both tumbling and vibratory application for polishing gems and jewelry.
it also works as a de-flashing product for molding casting are electrical parts.