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● 产品特点 天然高纯度超微细重晶石粉，具有化学惰性强、稳定性好、耐酸碱、硬度适中、高比重、能吸收有害射线等优点。
● 用途 用于各种涂料、中高档油墨、工程塑料、塑胶制品、橡胶、陶瓷、造纸、半光泽和光泽乳胶漆等领域。
● 包装 25kg/包，采用编织袋内衬塑料袋包装，也可根据客户要求包装。
● Properties Natural ultra-fine Barium Sulfate with high purity is of good chemical inertness, stability, acid-base resistance property, high specific gravity and absorbing harmful rays, etc.
● Application Used in paintings and coatings, medium and high-grade inks, engineer plastics, plastics, rubbers, ceramics, paper-makings, semi-glossy and glossy latex, etc.
● Package In plastics bags with inner film of 25 kilogram net each or pack in according to the client’s demand.
● 技术指标Technical Data
| 型号Type |
3000目 |
2000目 |
1250目 |
800目 |
400目 |
325目 |
| 硫酸钡含量，% |
≥96.0 |
≥96.0 |
≥96.0 |
≥95.0 |
≥95.0 |
≥92.0 |
| 粒度D97，μm |
3.9 |
5.8 |
12.0 |
20.0 |
36.0 |
45.0 |
| 白度，% |
92-94 |
92-94 |
91-93 |
89-91 |
88-90 |
86-88 |
| 105℃挥发物，% |
≤0.5 |
≤0.5 |
≤0.5 |
≤0.5 |
≤0.5 |
≤0.5 |
| 铁含量，% |
≤0.05 |
≤0.05 |
≤0.05 |
≤0.05 |
≤0.05 |
≤0.05 |
| 水溶物，% |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
≤0.3 |
| 水悬浮液PH值 |
6.5-8.5 |
6.5-8.5 |
6.5-8.5 |
6.5-8.5 |
6.5-8.5 |
6.5-8.5 |
| 吸油值，g/100g |
≤16.0 |
≤15.0 |
≤14.0 |
≤13.0 |
≤13.0 |
≤13.0 |
| 325目筛余量 % |
≤0.1% |
≤0.1% |
≤0.1% |
≤0.1% |
≤0.1% |
≤0.1% |
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