| Appearance: | Powder |
|---|---|
| Usage: | Oil Drilling Auxiliary Agent, Water Treatment Chemicals, Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Surfactants, Leather Auxiliary Agents, Electronics Chemicals |
| Color: | White |
| Transport Package: | White Kraft Paper Bag, 10kg/Bag |
| Specification: | White kraft paper bag, 10KG/Bag |
| Trademark: | iota |
| Samples: |
|---|
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Product description
HB4630 is hydrophobic fumed silica which is produced by HL4380 after chemical post-treatment with HMDS (Hexamethyldisilazane).
|
Specification |
IOTA HB4630 |
|
Specific sunface area(BET), m2/g |
280 |
|
pH value in 4% dispersion |
5.5~8.0 |
|
Loss on drying(2 hours at 105ºC), % |
≤0.5 |
|
Loss on ignition(2 hours at 1000ºC based on material dried for 2 hours at 105ºC), % |
≤4.0 |
|
Sieve Residue(45μm), mg/kg |
- |
|
Silica Content(Based on ignited material), % |
≥99.8 |
|
Tamped Density(Based on material dried at 105ºC for 2 hours), g/dm² |
40~60 |
|
Carbon Content (Based on material dried at 105ºC for 2 hours), % |
2.5~4.0 |
Applications
Elastomers, HTV silicone rubber and LSR
Coatings & printings ink
Defoamer
Carbon Powder for Printer
Properties
High reinforcement and transparency in HTV and LSR
High hydrophobicity and stable thixotropy
Anti-settling and anti-sagging agent in coatings and printing ink
High anti-foam property
Free flow aid and anti-caking aid for powders
Package
White kraft paper bag, 10KG/Bag
Suppliers with verified business licenses
Audited Supplier 
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