Chemicals Technical Data Sheet
Product Name:ST-272 Hydrophobic Fumed Silica
Product Description:ST-272 is a hydrophobic fumed silica, with a fluffy white powder appearance.
Product Usage: This product, as a multifunctional additive, is widely used in toner and other powder materials, paints, coatings, and silicone sealants. It serves various functions such as dispersion, anti-sedimentation, reinforcement, and rheological control.
Packing Type: 10kg/Package, etc
Storage :Keeping in a cool，ventiated and dry place to prevent heat and moisture
Technical Parameters：
Item
| Index | Detection method |
N 2SA （m2/g） | 110±20 | GB/T20020-2013 |
Volatile at 105 ℃（%） | ≤0.5 | GB/T20020-2013 |
pH value of suspension pH | 3.6-4.4 | GB/T20020-2013 |
Ignition reduction% （%） | ≤2.0 | GB/T20020-2013 |
45 μm sieve residue（mg/kg） | ≤120 | GB/T20020-2013 |
Carbon content（%） | 0.6-1.5 | GB/T20020-2013 |
Vibrating density （g/dm3） | 40-60 | GB/T20020-2013 |
The above technical parameters are the limits of national standards and are for reference only and the technical indicators can implement the customer's index range and carry out production