Rimpex Rubber, China
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Mineral Materials for Tyres

Made in China

Chinese Version
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Rimpex Rubber supplies mineral materials for tyres from China such as China clay, calcined kaolin, natural calcium carbonate, wollastonite powder or wallastonite powder, etc.
China Clay (Calcined Kaolin)

SiO2 49-53%
Al2O3: 45-49%
Fe2O3: 0.50% Max.
TiO2: 0.80% Max.
MgO: 0.30% Max.
Na2O: 0.20% Max.
K2O: 0.10% Max.
Whiteness: 91% Min.
Particle Size (-10um) 98% Min.
Oil Absorbency: 50-60 G/100G PH: 7
Moisture: 0.50% Max.
Median Particle Size: 1.50um

Natural Calcium Carbonate

CaCO3: 98% Min.
MgO: 0.50% Min.
Acid Insolubles: 0.80% Max.
Fe2O3: 0.002% Max.
AL2O3: 0.15% Max.
S: 0.002% Max.
P: 0.002% Max.
As: 2 PPM Max.
Pb: 2 PPM Max.
Size: 325 meshes 1250 meshes etc.
Moisture: 1.0% Max.

Wollastonite Powder, Wallastonite Powder

SiO2 50% Min.
CaO 46% Min.
Fe2O3: 0.20% Max.
Al2O3: 0.80% Max.
MgO: 0.80% Max.
LOI: 2.0% Max.
Whiteness: 86% Min.
Size: 200 meshes, 325 meshes, 600 meshes, 800 meshes etc.
Moisture: 1.0% Max.

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