CAS No.: | 7631-86-9 |
---|---|
Formula: | Sio2 |
EINECS: | 231-545-4 |
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Product Technical Specification
Prodct type |
Silicon Dioxide on Toothpaste Class (thickening) |
Silicon Dioxide on Toothpaste Class (friction) |
Silicon Dioxide on Toothpaste Class (mixed type) |
Appearance |
White powder |
White powder |
White powder |
PH value (5% water-solubility) |
5.5~7.5 |
6.5~8.5 |
6.5~8.5 |
Fineness % |
Get through 320 mesh screen ≥98 |
Get through 320 mesh screen ≥98 |
Get through 320 mesh screen ≥98 |
Loss on drying(105ºC)% |
≤10 |
≤10 |
≤10 |
Loss on ignition (900 ºC) % |
≤8.3 |
≤8.3 |
≤8.3 |
Sulfate % |
≤0.4 |
≤0.4 |
≤0.4 |
Chloride % |
≤0.1 |
≤0.1 |
≤0.1 |
WhitenessWG, % |
≥93 |
≥93 |
≥93 |
Soakage ml/20g |
54~60 |
17~20 |
30~42 |
Content of Sio2 % |
≥96 |
≥96 |
≥96 |
Iron% |
≤0.02 |
≤0.02 |
≤0.02 |
Refractive index (20ºC) |
1.435~1.460 |
1.435~1.460 |
1.435~1.460 |
Apparent densityg/ml |
0.15~0.20 |
≥0.30 |
≥0.30 |
Other heavy metals (Pb) mg/kg |
≤20 |
≤20 |
≤20 |
Arsenic mg/kg |
≤2 |
≤2 |
≤2 |
total number of bacteriaCfu/g |
≤200 |
≤200 |
≤200 |
★ We are manufacturer of Silicon dioxide (Food grade), Precipitated silica, Fumed silica etc. We have possess a high-quality management team.
★ Our product is continuously growing to diversity your needs.
★ Based on our advanced equipment and production line. All index abides by International Quality Standard.
★ We have provided our good products to hundreds of customers from 50 countries or more.
★ Our Silicon dioxide are well praised by domestic and foreign customers. We are welling to become a long-term partner with your company in the development.
An excellent office environment is also a key factor for efficient team collaboration.
We have a full set of quality system certification, food safety management system certification etc.
Committed to the development of high-tech Shouguang Changtai Weina Chemical Plant in Shandong province, founded in 1998, the factory covers an area of 10,000 square meters, the number of employees is hundreds, under the import and export company Shouguang Changtai New Materials Co., LTD. The annual output is about 18,000 tons, and the special silica is about 1,500 tons, and the Marine chemical base is adjacent to the east. Shouguang City is the kite festival and vegetable science and technology Expo held, convenient transportation, convenient transportation, rich resources.
Our factory mainly produces silica series products to produce white carbon black, ultrafine silica, matting powder products are widely used in: rubber, paint, ink, plastic masterbatch, pesticide, agricultural film, digital inkjet, paper printing and other industries.