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Low Price High Purity 98% Copper Oxide Powder for Fireworks
Basic information:
Copper oxide (CuO) is a black oxide of copper that is slightly amphoteric and slightly hygroscopic. The relative molecular weight is 79.545, the density is 6.36.9g/cm3, and the melting point is 1326ºC.
Bright colors: Copper oxide can provide a bright green effect, which allows it to produce a unique visual effect in fireworks.
High temperature resistance: fireworks special copper oxide usually has good high temperature resistance, can maintain the stability of the color when the fireworks burn.
Good particle properties: fireworks special copper oxide needs to have the appropriate particle size and shape to ensure uniform dispersion and burning effect during the preparation of fireworks.
Safety: Fireworks special copper oxide needs to meet the relevant safety standards to ensure that there will be no safety hazards during the preparation and use of fireworks.
Specification
| Items | Results |
| CuO | ≥98% |
| SO42- | ≤0.1% |
| Cl- | ≤0.2% |
| Hydrotrope | ≤0.1% |
| Fe | ≤0.2% |
| Pb | ≤50ppm |
| Cd | ≤5ppm |
| Cr Vl | Cannot contain |
| Hg | Cannot contain |
Application:
Copper oxide for fireworks has bright color, high temperature resistance and good particle properties, and is suitable for coloring and dyeing applications in fireworks preparation.
Storage conditions
Store in a cool, ventilated warehouse. Keep away from fire and heat. It should be stored separately from reducing agents, alkali metals and edible chemicals, and should not be mixed. Storage areas should be equipped with suitable materials to contain leaks.
Certificate
The products have been approved by FDA,REACH,ROSH,ISO and other certification, in line with national standards.
Advantage
Quality First
Competitive Price
First-class Production Line
Factory Origin
Customized Services
Factory
Packing
1kg/ bag; 25kg/ barrel;
20 tons/1×20‘FCL Shipment.
FAQ:
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
