Walnut shells

Application
- Filter material products are widely used in oilfield, chemical industry, tannery and other industrial wastewater treatment and urban water supply and drainage projects. They are the ideal water purification filter materials for various filters.
- Polishing materials are mainly used for polishing and deburring of glasses accessories, pearl jewelry, buttons, electronic components, stamping parts, etc.
Appearance
Beautiful luster and brown, using high-quality pecan shell as raw materials, processed by crushing, cyclone, polishing, steam washing, screening and so on.
Performance
Walnut shell has strong toughness, wear resistance and pressure resistance, strong adsorption capacity, no agglomeration, no rot, insolubility in acid and alkali, stable chemical properties, good hydrophilicity, strong resistance to oil invasion and oil removal, and easy to wash advantage
Technology Index
Test items | Test Data | Test items | Test Data |
hardness | 2.5-3.0MOH | Walnut shell content | 90.90% |
Suspended matter removal rate | 95-98% | Water flushing pressure | 0.32mPa |
Moisture content | 8.7% | Maintenance method | 5-10% per year |
density | 1.25g/m³ | Bulk density | 0.8g/cm³ |