Professional silica matting agent

Model Number: BT-301-k Brand Name: Baote Key Specifications/Special Features: Description of products: silica matting agent is often used in the top (surface) of the paint film coating, the extinction principle can be summed up in two kinds: one is to increase the roughness on coating surface, the second is to reduce the intensity of reflection light of substrateSince 2000, our company has been producing silicon dioxide (silica matting agent)We strengthen research and development team continuously in the past 13 yearsSales of precipitated silica matting agent reached 1500 tons and the aerogel silica matting agent reached 2000 tons in 2013 Specification gradeBT-301 Process Aerogel SIO2 content % 99.9 Whiteness Equal to standard Average particle size um 4-5 Pore volume ml/g 1.8 Heating loss % 105℃,2h 2-3 Ignition loss % 950℃,2h 3-4 BET specific surface area m/g 290-310 DBP absorption oil value ml/100g 300-320 PH value 6.5-7.5 Surface treatment no