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気相ホワイトカーボンブラック、分子式：SiO2。白いふわふわの粉末、多孔質、無毒、無味、無公害、耐熱性。同時に、化学慣性と特殊なチキソトロピー特性を備えており、数十回の強度向上後、ゴム製品、ゴムの引張強度、引裂き抵抗、耐摩耗性を大幅に向上させます。液体システム、接着剤、ポリマーなどのレオロジーおよびチキソトロピー制御、沈み込み防止、増粘、滑り止め用の添加剤、HCRおよびrtv-2kシリコーンゴムの強化、自由流動の調整および固結防止剤として使用粉末特性等を改善するため。
|
Test Item |
Standard |
Standardization |
|
Specific Surface Area BET(m2/g) |
115±15 |
GB/T 10722 |
|
pH Value in 4% dispersion |
3.7-4.5 |
GB/T 1717 |
|
Loss on Drying 2h@ 105℃(%) |
≤0.5 |
GB/T 5211.3 |
|
Loss on Ignition 2h@ 1000℃(%) |
≤2.5 |
GB/T 20020 |
|
SiO2 Content (based on ignited material)(%) |
≥99.8 |
GB/T 20020 |
|
Tamped density (based on material dried for 2h@ 105℃) (g/l) |
40-60 |
GB/T 5211.4 |
|
Carbon content (based on material dried for 2h@ 105℃) (%) |
0.6-1.2 |
GB/T 20020 |
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