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Walnut shell powder/polishing walnut shell
The applications of walnut shell filter media
1. Polishing Material: walnut shell powder
Such polishing materials processed by the special process have excellent wear resistance, uniform particle size, and ultra-high shell content.
2. Filter media: walnut shell
• Appearance: shiny, beautiful, brown. High-quality fruit (coconut, apricot) shell as raw materials, it is refined handled and screening made by water vapor activation crumbs.
• Features: developed gap, good adsorption properties, high strength, easy regeneration, economic and durable and so on.
• Uses: It is used for oil field, refining, environmental protection, chemical industry wastewater treatment and so on.
3. Pore-forming material: walnut shell particles
Our factory using foreign advanced technology specialized in vitrified bond grinding wheel hole porosity materials - walnut shell grains. Compared with the old pore-forming material-- refined naphthalene, our product has uniform pores, and it is odorless, non-polluting, easy to use, inexpensive and safe. Moreover, the pore size of the grinding wheel can be arbitrarily selected. Thus, in 60 years abroad, it has been widely adopted in abrasives industry.
The specifications of walnut shell filter media
| Analysis items | Testing data |
| Oil removal | 90-95% |
| Suspended removal rate | 90-98% |
| Filtration speed | 20-25m/h |
| Density | 1.3g/cm³ |
| Backwashing strength | 25m³/m²h |
| Rinse water pressure | 0.32Mpa |
| Capacity | 0.85g/cm³ |
| Maintenance method | Every year added 5-10% |
| Common size | 0.5-1.0mm 0.6-1.2mm 1-2mm 2-4mm 3-6mm 4-8mm 5-10mm |
The picture of the walnut shell filter media:
Company Information
With many year of experiences, our products have been exported to many countries, such as Russia, Korea, Egypt, South Africa, India, Singapore, Thailand, Vietnam, The Philippines, Australia, Pakistan, Peru and UK.
Our services
1. Our strong team provide you reliable service that make you feel purchasing is more easier.
2. We ensure that we can supply capability with competitive price.
3. Work strictly to guarantee product quality.
4. Highest standard of integrity. Guarantee customer's benefit.
Packaging & Shipping
1. Packing 25kg in plastic woven bag.
2. According to your demands.
We are willing to establish long business relations with customers all over the world.
Any comments and requirement will be appreciated.
It is our big pleasure of serving you, so pleased
don’t hesitate to
send your valuable inquiry to us.
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