209.94 Molecular Weight Synthetic Cryolite Na3AlF6 for Aluminum Electrolysis Industry
Quality Standard : GB/T4291-2007
| CAS Registry Number: |
15096-52-3;1344-75-8;13775-53-6;12397-51-2 |
| Molecular Formula: |
Na3AlF6 |
| Molecular Weight: |
209.9402 |
Specifications
|
Items
Class |
Chemical Composition ( Concentration )/ % |
| Not less than |
Not more than |
| F |
Al |
Na |
SiO2 |
Fe2O3 |
SO4= |
CaO |
P2O5 |
H2O |
Loss on ignition
, 550ºC30min |
| CH-0 |
52 |
12 |
33 |
0.25 |
0.05 |
0.6 |
0.15 |
0.02 |
0.20 |
2.0 |
| CH-1 |
52 |
12 |
33 |
0.36 |
0.08 |
1.0 |
0.20 |
0.03 |
0.40 |
2.5 |
| CM-0 |
53 |
13 |
32 |
0.25 |
0.05 |
0.6 |
0.20 |
0.02 |
0.20 |
2.0 |
| CM-1 |
53 |
13 |
32 |
0.36 |
0.08 |
1.0 |
0.60 |
0.03 |
0.40 |
2.5 |
Size Distribution
| Granular |
0-10 mm |
| Sandy |
80 mesh |
| Powder |
200 mesh, 325mesh |
Physical Properties
Cryolite is a kind of complex compound or double salt. Caused by impurity, the appearance can be white, gray ,yellow powder or crystalline particles. It's melting point is 1025ºC, stacking density is 0.6-1.0g/L, true density is 2.95-3.05g/cm 3 , heat of formation is 225KJ, specific gravity is 2.75-3.00g/cm 3 , heat of fusion is 107KJ. Slightly solubte in water.
Packing
In 25kgs PP bags, Lined with high-pressure plastic film, or according to customer's requirements.
Application
Aluminium- metallurgy: as component of fluxing agents, protective and refining salts;
Production of abrasives: as active filler in resinbonded abrasives for metal treatment;
Production of enamel, glazing frits and glass: as flux and opacifying agent;
Production of soldering agent: as component for fluxing agents;
Production of welding agents: as component of welding rod coatings and welding powders;
Blasting and pyrotechnics: for fireworks;
Metal surface treatment: as component in pickling pastes for stainless steel. ceramic industry.
Service
1.Free samples available before confirming the order to avoid any problems.
2. Goods delivered directly from the factory warehouse after well produced in a high quality and good situation.
3. Competitive price
4. Prompt shipment, usually within 10 working days after confirming the order.
5. Testing equipment: SGS, UV, HPLC, GC, CIQ.
6. Supply Ability: 2000MTS/month, large stock available.
FAQ
Q1: Can I get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by customer.
Q2: How to start orders and make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T or other we can discuss.
Q3: How to confirm the Product Quality before placing orders.
A: You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and request, we will manufacture the products according to your request.
Q4: What is your MOQ?
A: Our MOQ is 1 kg. But usually we accept less quantity such as 100g on the condition the sample charge is 100% paid.
Q5: How about delivery leadtime?
A: Delivery lead time: about 3-5 days after payment confirmed. (Chinese holiday not included)
Q6: Is there a discount?
A: Different quantity has different discount.
Q7: How to contact us?
A:You can contact wuth us by Whatsapp or Email. You can choose your interested products and send inquiry to us. You can dial our telephone directly, you will get our reply. Send Email to us.
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