The goods mainly from the igneous rock, the rock Shuicheng Yan, and other natural weathering from decomposition. To Qianhui to pale yellow powder, a hexagonal flake crystalline particles. At room temperature or slightly acetic acid disso ed in hydrochloric acid.
1. Flake-yellow powder;
2. Whiteness: 89 with 0.5
3. Surface treatment after the fineness: 3.8 u disabilities 0.1 (surface treatment before the fineness 4.5)
4. Moisture: 0.6 below.
5. PH value :6.7-7.6
6. :45-60 Range of
7. Loss on Ignition :13-14
8. Refractive index: 1.58
9. True proportion: 2.6
Purposes: to high-grade paint, coatings, inks, rubber, plastic, wire and cable, and so on.
Characteristics: a crystallization of good, high purity, particle size small, oil-absorbing capacity moderate, cover-rate, the advantages of decentralization and good, in the compound easily dispersed, easy processing, rubber surface smooth, and carbon black and used from time to time To the compound of carbon black dispersion.