Factory Supply Walnut Shell Abrasive Materials
Introduction of walnut shell
walnut shell adopts the high quality of pecan shell as raw material, after crushing, polishing, steaming, washing, drug treatment, two filter processing. Walnut shell granular yellowish-brown, toughness, wear resistance compressive strength, strong adsorption capacity, oil immersion, agglomerate, not rot, stable chemical properties, does not contain toxic substances.
Walnut shell abrasive for glasses accessories, pearl jewelry, buttons, electronic parts, stamping parts and other industries of polishing deburring, excellent wear resistance, uniform particle size, high content of shell.
Specification of the walnut shell:
COLOR |
Light Brown |
Fiber% |
90.4% |
Oil% |
0.4% |
Water% |
8.7% |
FLASH POINT |
193°C (380°F) |
CHARRING TEMPERATURE |
243°C (470°F) |
SPECIFIC GRAVITY |
1.2-1.4 |
HARDNESS |
MOH 2.5-4 |
PH AT 25°C IN NEUTRAL WATER |
4-6 |
FREE MOISTURE (80ºC FOR 15 HRS) |
3-9% |
VOLUMETRIC WEIGHT |
850kg/m3 |
OIL REMOVAL RATE |
65% |
WARE RATE |
≤1.5% |
DILATABILITY |
0.5% |
SOLUBILITY |
Insoluble |
PARTICLE SHAPE |
Irregular |
Walnut shell features
-Environmentally friendly, natural, non-toxic; causes no health or environmental hazards
-Long-lasting, re-usable and biodegradable
-Reduces cycle time of finishing operations; preserves microfinishes
-Replaces sand and silica polishing media to avoid problem of silicosis
-Does not produce dust, safe for indoor use
-Angular and multi-faceted, not require flammable solvents
-Polished surfaces require no drying time
-Cleans precisely without a change in dimensions
-Cleaned parts require no additional machining
-The cycle time of finishing operations is drastically reduced
-Fulfills government cleaning requirements.
Walnut shell abrasive applications
Walnut shell grit is applied to clean the molds, instruments, motors, plastics, gold and silver jewelry, watches, glasses, golf clubs, hairpins, buttons and other surface.
Blast cleaning: used for the variety of surface, such as: the oxide layer, paint layer, chemical materials to remove the rust, paint and other dirt.
Remove the old paint on the surface of aluminum or wood, remove the glue out of electronic parts and aluminum, zinc die casting burrs, clean aircraft engines, steam turbines, glass fiber
Packaging & Shipping
Package:25kg/50kg a bag ,or according your requirement.
Delivery:5-7days after place order.
Our Services
1. 24 hours online service.
2.10 years of production and export experience.
3.Free samples.
4.Professional testing report before make order.
5.Professional staff to help you solve the problem on the product.