机翻 · 通用领域
Brand: Guangshan
Model: HL40, HL50, HL60
Product introduction of Guangshan HL series HL40, HL50, HL60 precipitation method silica:
The HL series of Guangshan products, as feed grade silica, have the following characteristics:
1. Good liquidity
2. Excellent adsorption capacity
3. Accelerate the absorption rate of various liquids and oily substances
4. Improve the flowability of the powder
Technical parameters of Guangshan HL40, HL50, HL60 precipitation method silica:
| 检验项目 | 沉淀法二氧化硅HL40 | 沉淀法二氧化硅HL50 | 沉淀法二氧化硅HL60 |
| 比表面积m2/g | 150-200 | 150-200 | 250-300 |
| 二氧化硅含量% | ≥97 | ≥98 | ≥98 |
| 干燥减量% | ≤7.0 | ≤5.5 | ≤7.0 |
| 灼烧减量% | 44262 | 44262 | 44262 |
| PH值 | 6.9±0.3 | 6.9±0.3 | 6.9±0.3 |
| 平均粒径um | 10 | 10 | 5-7 |
| 吸油值cm³/g | 2.0-2.5 | 2.0-2.8 | 3.0-3.5 |
| 产品外观 | 白色粉末 | 白色粉末 | 超细粉末 |
| 颜色（白度） | ≥90 | ≥ 94.2 | ≥ 94.2 |