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Barite Standard

Whiteness

BASO4(%)

Specific Gravity

80

92%

4.1

82

92%

4.1

85

95%

4.2

85

97%

4.3

88

97%

4.3

90

≥93%

4.15

94

≥98%

4.4

 

Technical Specification

Technical Specification

Fineness

Whiteness

BASO4(%)

Specific Gravity

Granularity
Distributing(um)
average

Rock oil Grade

325

 

>90

4.20 ↑

20

The paint and coating industry

325

>80

>90

4.25 ↑

12.0

400

>90

>97

4.34 ↑

13.0

600

>90

>97

4.30 ↑

13.0

800-1250

>90

>97

4.30 ↑

13.0

 
Barium sulphate precipitated standard(QB/SHB——01——01)
Technical Specification
Ⅰsort
Ⅱsort
Special grade
Products first grade
Products up to standard
BaSO4 ( based on driedbas) %≥
98.0
97.0
96.0
98.0
PH value
6.5—8.5
9.0
6.5—9.5
6.5—8.5
Water melted material%≤
0.20
0.30
0.50
0.20
Acid melted material%≤
0.60
0.80
1.00
0.60
Sulfide(taking S) %≤
0.003
0.005
/
0.003
105℃volatilization
Material%≤
0.20
0.30
0.50
28.0( cliente
claim)
Fe(Taking Fe)%≤
0.004
0.006
/
0.004
Oil-absorbed g/100g
15—30
15—30
15—30
/
Whiteness
94
92
88
94
Fineness(aperture 45μm
filter surplusage)%≤
0.20
0.20
0.40
0.10
Granularity Distributing
less than 10μm %≥
80
/
/
90
less than 5μm%≥
60
/
/
70
less than 2μm%≥
25
/
/
50
 


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Address: Room 601, KunLun no.9 Zhigong Street Zhongshan District Dalian China
Tel: 0086-411-82827218, 82562816
Fax: 0086-411-82810866
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