| Modified superfine precipitated barium sulphate |
|
  Properties: It has the properties of precipitated barium sulphate , with fine and smaller sizes and narrow size distribution. Modified particles can offer better fluidity, dispersion and affinity to application interface.
Packaging:
25kg plastic woven bag lined with plastic bag.
25kg PE+PAPER bag or with pallet
500kg PE bag or with pallet
Storage: Stored in cool and dry place.
Use: As special functional filler, it is mainly used in powder coating, dye, paint, printing ink, plastic, rubber, storage battery, and so on, can efficiently enhance the quality of the products. |
|
Item
|
Index Index by compay
|
|
Top quality
|
First quality
|
Qualified product
|
|
Barium sulphate (dry),
|
98
|
98
|
98
0.20
0.65
95
12—25
6.5-9.5
0.0080
95
|
|
Volatile on 105°C ω/% ≤
|
0.17
|
0.20
|
|
Water soluble ω/% ≤
|
0.35
|
045
|
|
Whiteness≥
|
95
|
95
|
|
Oil absorption/(g/100g)
|
10—25
|
11—25
|
|
PH value (100g/L)
|
6.5-9.0
|
6.5-9.5
|
|
Fineness ( residue on 30μm sieve)≤
|
0.0030
|
0.0040
|
|
Whiteness
|
95
|
95
|
Distribution of Particle size
|
Size in the meso positionμm ≤
|
0.6
|
0.6
|
0.6
|
|
Dispersion(分散性) μm ≤
|
15
|
20
|
25
|
|
小于10μm, % ≥
|
98
|
97
|
---
|
|
小于5μm, % ≥
|
97
|
96
|
---
|
|
