Natural Barium Sulfate for Rubber (325mesh)

• Certification: ISO
• Purity: 90%~99%
• Type: Barium Sulfate
• Appearance: Powder
• Grade Standard: Industrial Grade
• D97: 13.3
• Model NO.: PM-228
• Average Particle Size: 4.7
• Max Particle Size: 14
• Whiteness: 86-94%
• Proportron: 4.2-4.4
• pH: 7+-0.5
• Moisture: Less Than 0.30%
• Oil Absorption Value: 13-15%
• Loss on Ignition: 1.2%
• Residue on 325 Mesh: 0.01
• Transport Package: 25 Kg/Bag
• Specification: BaSO4
• Trademark: XINMEI
• Origin: China
• HS Code: 2833270000

Product Description

Barium sulfate CAS 7727-43-7 (BaSO4)

Purity (%):   ≥ 96%

Appearance:   white powder

Application:   used in pharmaceutical industry,paiting and dyeing industry,plastic industry

HS code:   2833270000             

Molecular formula:   BaSO4

CAS No.:   7727-43-7

H.S. Code:   2833270000

Melting point:   1580 degree, becomes crystal when 1149 degree, easy to go lump when it is dried.

Relative density:   4.5 (15 degree)

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Solubility of Precipitated Barium Sulfate: insoluble in wait and acid. soluble in concentrated sulfuric acid but water, alcohol, thin acid. Becomes lump when it is dried. No poison of industry precipitated barium sulfate itself, but maybe it is toxic of soluble Barium. 

 

Appearance	White Powder	Barium Sulfate(%)	≥98
Whiteness	86 - 94	Total Iron	≤0.03
Brightness(%)	>97.0	Sulfide content(%)	<0.005
Oil Obsorption(g oil/100g)	13.0-15.0	Moisture(%)	≤0.30
Dispensability	Excellent	Residual(g/kg)	0
Fake(g/cm3)	2.2±0.2	Sp.m/g	36000±200
Ph Value	6.5-8.5	Real(g.cm3)	4.4
Average particle size(μm)	1.1-1.3

 

Application:

1. Paint & coating:
It can be applied into paint & coating to control the painting's viscosity, brighten the colors, improve the stability and enhance the impacting strength of coating products.
2. Fillers:

To be used in rubber tires, rubber, plastic sheet, tape, engineering plastics products for enhancing product's anti-aging performance, can also significantly improve surface smoothness and products' hardness to reduce production cost.
3. Functional materials:
To be used in papermaking materials (mainly for paste products), flame-retardant materials, X-defense materials, battery cathode materials. It's an indispensable and important component of concerned materials which able to demonstrate the unique properties.
4. BaSO4 in-Other field:
To be used in porcelain, material for glass, special resin, taken place the Titanium Dioxide as the white pigment.