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economical and practical walnut shell abrasive water filter material
Walnut shell is a hard and fibrous product made from crushed walnut shells in accordance with International Trade Standard. It is the most common type of soft abrasive for industrial use. Walnut Shell has excellent durability, and is now widely used to blast clean and polish soft metals, glass, fiberglass, wood, plastic and stone.
Pictures of walnut shell filter media water filter material
Advantages of walnut shell
1. Premium soft abrasive available in Black & English Walnut Shell Grades.
2.Preserves base, primer & gel-coats while removing top coats of paint.
3.Environmentally friendly, non-toxic; causes no health or environmental hazards.
4.Long-lasting, re-usable and biodegradable.
5.Reduces cycle time of finishing operations; preserves microfinishes.
6.Walnut Shell sandblasting for selective coatings removal.
7.Replaces sand to avoid problem of silicosis.
Specification of walnut shell
PHYSICAL PROPERTIES |
CHEMICAL ANALYSIS |
||
APPEARANCE |
Granular |
NITROGEN |
0.10% |
COLOR |
Brown |
CELLULOSE |
40-60% |
FLASH POINT |
193 °C ( 380 °F) |
LIGNIN |
20-30% |
CHARRING TEMPERATURE |
243 °C (47 0 °F) |
TOLUENE SOLUBILITY |
0.5-1.0% |
SPECIFIC GRAVITY |
1.2-1.4 |
METHOXYL |
6.5% |
HARDNESS |
MOH 2.5-4 |
CHLORINE |
0.10% |
PH AT 25 °C IN NEUTRAL WATER |
4-6 |
ASH |
1.5% |
FREE MOISTURE (80ºC FOR 15 HRS) |
3-9% |
CUTIN |
1.0% |
OIL CONTENT |
0.25% |
CALCIUM |
0.50% |
VOLUMETRIC WEIGHT |
850kg/m3 |
MAGNESIUM |
0.03% |
OIL REMOVAL RATE |
65% |
COPPER |
1.31% |
WARE RATE |
≤ 1.5% |
SODIUM |
0.02% |
DILATABILITY |
0.5% |
MANGANESE |
0.09% |
SOLUBILITY |
Insoluble |
ZINC |
0.05% |
The Walnut Shell can be used as abrasive, filter and stuffing material.
As abrasive material:
- Pearls and jewels polishing
- Electronic components polishing and deburring
- Punching parts polishing and deburring
- Spectacle fittings polishing and deburring
- Button polishing and deburring
As filter material:
- Containing oil Industrial water treatment
- Industrial sewage treatment
- Environmental protection equipment filter
- Water purification filter material
- Residential water treatment
As stuffing material: Sealing off the ground fissures in oil drilling
25/50 kg plastic woven bags or paper bags. One ton bag with one pallets, Can also according to customer requirements.
A: Your inquiry related to our products or prices will be replied in 24 hours.
B: Strict quality control and fast delivery .
C: Best quality and competitive price.
D: We can provide free samples, or provide the products according to customers' special requirements.
E: 10 years of experience in manufacturing and sales.
Gongyi Jiajinko Huiyuan Water Treatment Materials Factory is a professional manufacturer which has already had about ten years history of different filter media water production and domestic trade. Now we devotes to develop our international trade. Our filter media serie includes activated carbon, polyacrylamide, polyaluminium chloride, zeolite, manganese sand. anthracite filter, and so on. We insists the principle of “ Integrity Management, High Quality, Good Service ” to promote our rapid development.
Q1. How can I place order?
A: You can contact us by email about your order details, or place order on line.
Q2. How can I pay you?
A: After you confirm our PI, we will request you to pay. T/T and L/C,Paypal, Western Union are the most usual ways we are using.
Q3. What's the order procedure?
A: First we discuss order details, production details by email or TM. Then we issue you an PI for your confirmation. You will be requested to do full payment or deposit before we go into production. After we get the deposit, we start to process the order. We usually need 7-15days if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we start to prepare the shipment for you.
Q4. How do you take care when your clients received defective products?
A: replacement. If there are some defective items, we usually credit to our customer or replace in next shipment.
Q5. How do you check all the goods in the production line?
A: We have spot inspection and finished product inspection. We check the goods when they go into next step production procedure.
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