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HJSIL® 200 Hydrophilic Fumed Silica
HJSIL® 200 Hydrophilic Fumed Silica
HJSIL® 200 Hydrophilic Fumed Silica
HJSIL® 200 Hydrophilic Fumed Silica
HJSIL® 200 is a kind of hydrophilic fumed silica with a specific surface area of 200 m2/g. It’s high purity white colloidal powder.
1.Reinforcement filler in elastomers.
2.Rheology and thixotropy control of liquid systems, binders, polymers, etc.
3.Used as anti-settling, thickening, anti-sagging agent.
4.Improvement of free flow and anti-caking characteristics of powders.
CHARACTERISTIC
TECHNICAL DATA
APPLICATIONS
PACKAGING
CHARACTERISTIC
HJSIL® 200 is a kind of hydrophilic fumed silica with a specific surface area of 200 m2/g. It’s high purity white colloidal powder.
Properties
Reinforcement filler in elastomers
Rheology and thixotropy control of liquid systems, binders, polymers, etc.
Used as anti-settling, thickening, anti-sagging agent
Improvement of free flow and anti-caking characteristics of powders
High transparency
 
TECHNICAL DATA
Properties and test methods Unit Typical Value Standardization
Specific surface area (BET) m2/g 200 ± 25 GB/T10722
pH value (in 4% dispersion)   3.6 ~ 4.5 GB/T1717
Loss on drying (2 hours at 105°C) Wt% ≤ 1.5 GB/T5211.3
Loss on ignition
(2 hours at 1000°C, based on material dried for 2 hours at 105°C)
Wt% ≤ 2.5 GB/T20020
Sieve residue (45 μm) % ≤ 0.05 GB/T5211.14
Silica content (based on ignited material) Wt% ≥ 99.8 GB/T20020
Tamped density (based on material dried for 2 hours at 105°C) g/L 40 ~ 60 GB/T5211.4
Carbon content (based on material dried for 2 hours at 105°C) Wt% ≤ 0.2 GB/T20020
APPLICATIONS
● HTV and RTV silicone rubber
● Adhesives and sealants
● Paints, coatings and pigments
● Printing inks
● Cable compounds
● Unsaturated polyester resins, laminated resins and Gel coats
PACKAGING
HJSIL® 200 is supplied in 10kg kraft paper bags. We recommend to store the product in closed containers under dry conditions and to protect the material from volatile substances.
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