|Place of Origin:||China|
|Minimum Order Quantity:||Negotiable|
|Packaging Details:||10 kg/bag, multi-layer paper compound material bag.|
|Delivery Time:||7-10 work days|
|Payment Terms:||L/C, D/A, D/P, T/T|
|Supply Ability:||1000 Ton Per Month|
|Classification:||Silicon Dioxide||Material:||Silicon Dioxide|
|CAS No.::||7631-86-9||EINECS No.::||231-545-4|
|Appearance:||White And Colloidal Powder||Application:||HTV Silicone Rubber And LSR|
|Counter Type:||R812||HS Code:||28112290000|
High Purity White Colloidal Hydrophobic Fumed Silica Counter For R812 Used For HTV Silicone Rubber and LSR
HB-630 is a hydrophobic fumed silica after treated with DDS(Dimethyl based on a hydrophilic fume silica with a specific surface area of 260 m2/g. It is a kind of high purity white colloidal powder.
1, Elastomer, HTV Silicone Rubber and LSR
3, Coatings, Inks.
4, Carbon Powder for Printer
1, In HTV and Liquid silicone rubber, provide good reinforcement and transparency.
2, Hydrophobic surface chemistry and stable thixotropy, anti-settling, anti-sagging.
3, High surface area, small particle size and good decentrality, performance high anti-foam property.
4, Improve the free flow, homogeneity and probility stability of Cabon Powder.
|Specific Surface Area(BET)||M2/g||
|PH-Value in 4% Dispersion(1:1 mixture of water and ethanol)||5.5-8.0|
|Loss on drying(2h@105℃)||Wt%||
|Loss on ignition(2h@1000℃,based on material dried for 2h@105℃)||Wt%||
|Silica content(Based on ignited material)||Wt%||
|Tamped Density(Based on material dried for 2h@105℃)||g/L||40-60|
|Carbon Content(Based on material dried for 2h@105105℃)||Wt%||2.5-4.0|