Walnut shell is organic, biodegradable and non-toxic abrasive produced from crushed walnut shells. Walnut shell is used to polish and clean soft metals, fiberglass, wood, and stone.
Walnut shell is used to remediation fire & smoke damages, remove graffiti, restore brick, also on automotive restoration and specialty petrochemical or offshore applications where a minimal sparking (non-ferrous abrasive) is required.
· Walnut shell cleans metal parts without etching or pitting the surface.
· Walnut shell does not contain heavy metals or free silica.
· Could be recycled and used up to 4 times.
· Minimal risk of sparkling while blasting.
Hardness: 2,5 – 3,5 Mohs
Specific gravity: 1,0 – 1,2 g / cm³
Total density: 0,7 kg / dm
Shape: sharp edge
Storage conditions: dry and covered
Packing: 25 kg bags