Hydrophobic Fumed Silica DR-274
Product Description
Properties:
Thixotropy and reinforcement in RTV silicone sealants, the hydrophobic feature gives RTV sili- cone sealants a long shelf-life;
Rheology control in adhesives;
Anti-settling, anti-sagging and thixotropy control;
Free flow aid and anti-caking aid for powders.
Product Parameters
Chemical Properties:
| Item |
Value |
Testing Method |
| pH in 4% dispersion(H,O:Ethanol=1:1) |
3.4-4.5 |
GB/T 20020 |
| Loss on drying(2 hour at 105ºC) |
≤0.7% |
GB/T 20020 |
| Loss on ignition(2 hour at 1000°based on material dried for 2 hours at 105ºC) |
≤2.5% |
GB/T 20020 |
| Silica content(based on ignited material) |
≥99.8% |
GB/T 20020 |
| Tamped density(based on material dried for 2 hours at 105ºC) |
40-60g/dm³ |
GB/T 20020 |
| Carbon content (based on material dried for 2 hours at 105ºC) |
0.6-1.2% |
GB/T 20020 |
Application
Application:
RTV silicone rubber,especially RTV-T Adhesives & Sealants
Coatings & Printing ink
Powder Coating
Packaging & Shipping
Product packaging
Product packaging: 10kg bags
Company Profile
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Anhui Derun Import & Export Trading Co., Ltd established in 2017, ISO9001: 2015 certified company.
We focus on sourcing China origin excellent quality resins and additives which are widely used for printing ink. Current products mainly divide into 3 series.
I. Monomers, Oligomers and Photoinitiator for UV ink.
II. Resins for solvent based ink.
III. Resins for water based ink.
We aim to provide solution for the purpose of improving printing ink glossiness, adhesion, leveling, fast drying, yellow resistance, weather resistance and pigment wettability.
Consistent and stable quality are the core responsibility of our company. From initial sample analysis to formal commercial cooperation, we conduct strict quality control policy. Our lab team are equipped with advanced analysis instruments and trained engineers in order to provide accurate data analysis and technical solutions.
Professional, quality customer service is the core competitiveness of our company. Our experienced team is good at understanding customer's demand and quickly identify the most suitable products for our customers. Our logistic team specialize in sea shipment, air shipment and railway shipment to make sure our materials deliver to customers in perfect condition. We expect to be your most trustworthy business partner, create brighter future together.
Our Advantages
Almost 20 years history of import and export trade process guarantee that our product quality is stable and consistent.
Certifications
FAQ
FAQ
Q1. How can I get sample to test ?
A: 300gram free samples available. Even free of express charge .
Q2. How about delivery?
A: 10-20 days
Q3. What payment terms are available ?
A: TT, LC, DP, DA, WESTERN UNION, PAYPAL.
Q4. How confirm specification ?
A: Send inquiry mention CAS Number, application and TDS.
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