涂料级重晶石粉  paint gradebarite powder
颜色及外观：白色粉末状
用途：作为体质颜料广泛应用于涂料行业，如面漆、底漆、粉末涂料、高固涂料、油墨、乳胶漆和各类工业油漆；同时，它还可作为功能填料应用于塑料、陶瓷、摩擦材料、防辐射材料和橡胶制品等行业。
appearance: white powder
325mesh　
400mesh
650mesh     
800mesh
specificgravity
4.35~4.40
4.35~4.40
4.35~4.40
4.35~4.40
particle size(μm）  
d50 9.0±1
d97 ≤ 44
 d507.5±1
  d97≤ 37
d505.5±0.5
   d97 ≤20
d504.0±0.5
 d97 ≤18
whiteness（l value)
94
94
96
96
oilabsorption    
8.0±2.0
8.0±2.0
10.0±2.0
10.0±2.0
ph value  
8.0±1.0
8.0±1.0
8.0±1.0
8.0±1.0
ba(+sr)so4
≥ 97
≥ 97
≥ 98
≥ 98
fe2o3
≤0.2
≤0.2
≤0.2
≤0.2
al2o3
≤0.5
≤0.5
≤0.5
≤0.5
cao
≤0.5
≤0.5
≤0.5
≤0.5
heavy metal       
≤0.02
≤0.02
≤0.02
≤0.02
water soluble salts
≤0.2
≤0.2
≤0.2
≤0.2
loss on ignition   
≤0.5
≤0.5
≤0.5
≤0.5
moisture
≤0.3
≤0.3
≤0.3
≤0.3
residuegreater thanon 45μm
≤0.5
≤0.2
≤0.1
0
application:widely used as bodypigment in the paint industry such as topcoat, ready mixed paint, powder coating, high solid coatings, printing ink, latex paint and all kinds of industrial paints. in addition, it can be used asfunctional filler in plastics, ceramics, friction materials, anti-radiation materials and rubber products.
规格/specifications
包装:25公斤/50公斤/1000公斤内塑外编包装袋；也可依客户特殊要求。

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