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hot sale high quality?bulk talcum powder
CAS No.: 14807-96-6
M.F.: Mg3[Si4O10](OH)2 / H2Mg3O12Si4
Molecular weight: 379.22
Other name: PULVISTALCI
Size: 325-2000mesh???????
Packaging Detail: 25kg/paper bag or 50kg/woven bag or 1 ton/big bag.
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Product Description
Talc is Hydrated Magnesium Silicate, it is extracted from our mines, also know as steatite or soapstone.
Due to its softness, chemical inertness and adsorption properties, it is widely used as anti-sticking, anti-caking lubricant and as thickener in Rubber, Paint, Plastic, Paper and Cosmetic Industries as a filler / extender
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Usage of Talcum Powder:
1. Talcum Powder for Ceramics
Talcum powder can be used in the manufacture of high frequency porcelain, porcelain radio, industrial ceramics, architectural ceramics, ceramics and pottery glaze .
Features:
High temperature does not change whiteness of Talcum powder;
Uniform density;
Good gloss;
Smooth surface
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2. Talcum Powder as filler
Talcum powder can be used in rubber, plastics, paints, and other chemical industries as strengthening modified filler.
Features:
Increase the stability of the product’s shape
Increase tensile strength, shear strength, flexural strength, compressive strength;
Reduce distortion, stretching, thermal expansion coefficient;
High brightness, dispersion of uniform size.
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3. Talcum powder for Paper
Talcum powder is used in paper industry products
Features:
High whiteness, particle stability, and low degree of wear.
smooth, delicate, saving raw materials , improve the life of grease network.
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4. Talcum Powder for Cosmetic
Talcum powder is high-quality filler in cosmetics industry.
Features:
Containing a large amount of silicon element;
It has an infrared blocking effect, thus enhancing the anti- UV and infrared properties of cosmetics
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Talcum powder can also used in rubber, paints/coatings, medical, food and building materials field.
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Specification:
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?Item | HC01 | HC02 | HC03 | HC04 |
Whiteness min | 93 | 90 | 89 | 87 |
SiO2?min | 61% | 60% | 57% | 52% |
MgO?min | 30% | 30% | 30% | 30% |
Cao?max | 0.50% | 0.50% | 0.70% | 1.50% |
Fe2O3?max | 0.30% | 0.30% | 0.40% | 0.40% |
Al2O3?< | 0.20% | 0.20% | 0.30% | 0.50% |
(1000°C)LOI | 7% | 7% | 10% | 13% |
Asbestos | free | free | free | free |
Moisture | 0.30% | 0.30% | 0.50% | 0.50% |
PH | 8-9.5 | 8-9.5 | 8-9.5 | 8-9.5 |
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