二氧化硅
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Fumed silica Fusil 630 data sheet
Product Information
Fusil ®630
Hydrophobic Fumed Silica
Fusil®630 is hydrophobic fumed silica after treated with HMDS (hexamethyldisalazane) based on a hydrophilic fumed silica with a specific surface area of 300 m2/g . It’s a kind of high purity white colloidal powder.
Characteristic physico-chemical data
|
Test Item |
Standard |
Standardization |
|
Specific Surface Area BET m2/g |
230±25 |
GB/T 10722 |
|
pH Value in 4% dispersion |
5.5-8.0 |
GB/T 1717 |
|
Loss on Drying 2h@ 105℃ % |
≤0.5 |
GB/T 5211.3 |
|
Loss on Ignition 2h@ 1000℃ % |
≤4.0 |
GB/T 20020 |
|
SiO2 Content (based on ignited material)% |
≥99.8 |
GB/T 20020 |
|
Tamped density (based on material dried for 2h@ 105℃) g/l |
40-60 |
GB/T 5211.4 |
|
Carbon content (based on material dried for 2h@ 105℃) % |
2.5-4.0 |
GB/T 20020 |
◆ Fumed silica Fusil 630 data sheet
Applications
l Elastomer, HTV silicone rubber &LSR
l Sealants and SiliconeAdhesive
l Coatings, inkssystem
l Carbon Powder forPrinter
Packing and storage
l Packaged in multiple layer Kraft paper, 10kg perbag
l Stored in aeration-drying storage areas for protecting the material from volatilesubstance.
l Should be used within 2 years afterproduction.
Properties
l In HTV and liquid silicone rubber, provides good reinforcement andtransparency.
l Hydrophobic surface chemistry and stable thixotropy, anti-settling,anti-sagging
l High hydrophobic and stable thixotrophy, using in coatings and inks can prevent from anti-caking, anti- sagging,anti-thixotrophy.
l High surface area, small particle size and good decentrality, performance high anti-foamproperty.
l Improve the free flow of powder coatings and anti- caking
Safety & Handling
Information concerning the safety of this product is listed in the corresponding Safety Data Sheet, which will be sent with the first delivery or upon updating. Such information is also available from Fuchang Chemical, Product Safety Department, E-MAIL info @ fuchangchem.com or can check from our homepage www.fuchangchem.com. We recommend to read carefully the safety data sheet prior to the use of ourproduct.
Transportation
l 20’GP: 1.8 Mt, 10 pallets,180KG/pallet.
l 40’HQ: 4.0Mt, 20 pallets, 200KG/pallet.
Service
Email: info@fuchangchem.com
Website: www.fuchangchem.com
