FUMED SILICA IOTA HB7630

 

Product description

HB7630 is hydrophobic fumed silica which is produced by HL7380 after chemical post-treatment with HMDS (Hexamethyldisilazane).

 

Specification	IOTA  HB7630
Specific sunface area(BET), ㎡/g	380±30
pH value in 4% dispersion	5.5～8.0
Loss on drying(2 hours at 105℃), %	≤0.5
Loss on ignition(2 hours at 1000℃ based on material dried for 2 hours at 105℃), %	≤4.0
Silica Content(Based on ignited material), %	≥99.8
Tamped Density(Based on material dried at 105℃ for 2 hours), g/L	40～60
Carbon Content (Based on material dried at 105℃ 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