Grace extinction powder CP4-8991 plastic extinction powder
| character | Unit | index |
| Moisture content | % | 4.5 |
| Average grain diameter | µm | 4.5-6.0 |
| PH Value | 7.0 |
Extinction powder CP4-8991 has an average particle size of 4.5-6NM. It is a kind of amorphous silica with special organic treatment. It is white powder and can flow freely. The porosity is 2.0ml/g, and the packing specification is 10KG/ package. Extinction powder CP4-8991 can be mainly applied to film coating system, can play a scratch resistance effect. The packing specification of extinction powder CP4-8991 is 10KG/ package 14 bags/pallet, 140KG/ pallet. Main properties and application suggestions: Extinction powder CP 4-8991 is a silica extinction powder with high porosity and fine particle size after surface wax treatment. Its main characteristics are as follows: high extinction. Easy dispersion, good transparency and smoothness, good visual effect in wet and dry coating,CP 4-8991 is mainly used for the fading of film systems, such as: high quality water-based and oily furniture paint, artificial and natural leather paint, automotive plastic parts, platinum film and thin layer.
Physical and chemical indexes of CP4-8991 extinction powder
