Hydrophobic Fumed Silica Iota Hb4132

• CAS No.: 7631-86-9
• EINECS: 000-00-0
• Classification: Silicon Dioxide
• Grade Standard: Industrial Grade
• Kind: Acidic Oxide
• Quality: Eligible
• Model NO.: IOTA HB4132
• Certification: SGS
• Preparation Method: Hydrophobic Fumed Silic
• Transport Package: 10kg/Bag, 200kg/Bag
• Specification: white bag
• Trademark: IOTA
• Origin: China
• HS Code: 39100000
• Production Capacity: 300ton/Month

Product Description

Hydrophobic Fumed Silica IOTA HB4132
HB4132 is hydrophobic fumed silica which is produced by HL4200 after chemical post-treatment with HMDS (Hexamethyldisilazane).

Specification	IOTA HB4132
Specific sunface area(BET), m2/g	160
pH value in 4% dispersion	7.0~8.5
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 
                         Silicone rubber
                         Defoamer
                         Toner                       
                         Adhesives and Sealants

Properties
Low thickening effect and excellent processability enable high loading in polymers
Excellent reinforcing properties in silicone rubber especially at high filler loading levels (RTV-1, RTV-2, LSR)
Good transparency performance
Free flow aid and anti-caking aid for powders

Package
White kraft paper bag, 10KG/Bag