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Chalcocite

Price: Electric discussion

Minimum order quantity: 1000 kg
Location: Huangshi, Hubei
Price: electricity
Total supply: 888888888 kg
Delivery period: 3 days
Release time: December 14, 2022 13:53:21

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Detailed description

Product name: chalcocite
Product instructions:
Lead gray powder, made of selected and crushed chalcocite, is mainly composed of cuprous sulfide, density 8.3-8.9g/cm3, hardness 2.5-3, melting point 1030 ℃, boiling point 2310 ℃. It is used as friction material to adjust high-temperature friction performance and wear resistance, and is suitable for disc brake pads and drum brake pads. According to performance requirements, the reference dosage is generally 2-8%.
Characteristics of copper mineral Cu (CO3 (oH) 2:
Tonglushan Copper Mine in Daye, Hubei Province is one of the important producing areas of malachite in China. Malachite is mainly located in the oxidation zone near the surface of the copper mine. Malachite is massive and banded; Bright color, clear color band and high quality. However, for a long time, the technological value of malachite in this area has not attracted people's attention, and it is used as copper ore. It was not until the 1980s that people began to collect a large number of malachite to make handicrafts.
Malachite is named for its beautiful green peacock feathers. Malachite has a variety of shapes, but few beautiful crystal clusters with radial fibers are ornamental stones.

Performance value and tolerance: (%)
Density 5.4-5.8g/cm3
Copper content 18-20%
Water content ≤ 2%
Sieve analysis: S 200 None
-S 180 >90%

Remarks: The product has 200 meshes and 325 meshes, and the screening rate is 98%

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