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| | Post Date: 2007-1-9 Expiry date: 6 months |
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TEL: 86-22-27426393 27373087
FAX: 86-22-27373071 |
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Colorful sand
The different color sand have different chemical composition, the mainly as following, SiO2, Al2O3, MgO, MgO, Na2O,K2O, CaO, FeO and so on.
The specific gravity of different colors sand is generally between 2.78% and 5.6%, the hardness is 3 -7, because of different mineral, the hardness is also different, strength of resist pressure is generally in 700 --4500 kilograms / sq. cm.
According to the constant demand and consummate of currently the market, and people with requiring aesthetically. Our company develop and produce a series of nature color sand and color up sand which all take the fancy and approval of people! We can process different size of specifications. sand grain and powder,according to the following characteristic, soften color, beautiful pattern ,the texture is fine and so on.
The natural color sand has already developed 40 surplus kind of colors now, for instance: Pink, red, cream-coloured, the chrysanthemum yellow ......According to the demand of the market now, people need much more beautiful color, we produce the painted sand, as follows, white, black, red, yellow, blue, brown, green, purple, blue, green and and so on. Which have the below characteristic such as nonpoisonous, tasteless, pollution-free, do not fade and so on.
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