This product owns high whiteness, average granule distribution, big specific area and other features.

Use: widely used in papermaking, dope, oil printing, cable, china, rubber, pharmaceutical, textile, feed and other industries to reduce production cost.

Main functions
◆dope industry：Super magnesium silicate can be used as filling and mainly used in aqueous dopes.
◆paper making industry: mainly used in paper making filling, dope, resin control and others.
◆rubber industry：improve rubber processing and adjust rubber rigidity.
◆plastic industry: increase plastic volume, reduce product cost and others.

Ingredient index

Silicon dioxide(SiO2)	≥60%	Cadmium content(Cd)	10
Magnesium oxide(MgO)	≥30%	Hydrargyrum content(Hg)	N.D
Calcium oxide(CaO)	≤0.5%	Hexavalent chromium content[Cr(VI)]	N.D
Aluminum oxide(Al2O3)	≤0.7%	Arsenic content(As)PPM	10
Loss on ignition	≤6%	Iron salts	≤0.2%
铅 content(Pb)PPM	10	Asbestos	N.D

Data parameters

Testing item	Product name	TP-8931A	TP-8932	TP-8533	TP-8321
Specific area	cm2/g	12000	10000	8500	7000
D97	μm	<5.0	<8.5	<13.0	<18.0
Average grain diameter	μm	<2.2	<3.5	<4.5	<5.0
Maximum particle diameter	μm	20	40	44	48
Whiteness	%	94	93	92	91
Apparent specific gravity	g/cm3	0.18	0.21	0.25	0.3
Real specific gravity	g/cm3	2.65	2.65	2.65	2.65
PH value		7±0.5	7±0.5	7±0.5	7±0.5
Moisture	%	≤0.3	≤0.3	≤0.3	≤0.3
Loss on ignition	%	≤6	≤6	≤6	≤6
Oil absorption	gc.c/100g	38	33	26	23
325目residual quantity	%	0	0	0.01	0.02
Packing net weight	Kg	25	25	25	25

Use：
1. it can be used in plastic rubber modification to replace expensive resins
2. in oil printing dope, it can keep original luster and color and owns better acid resistance.