... DESCRIPTION KF-159CH Micro Powder Packing Machine is a kind of valve port packing device developed and manufactured for ... compress and exhaust the air during the packing and thus achieving perfect packing. The weighing system is controlled with ... , superfine silicon dioxide, pyrophyllite, bauxitic clay, dye, fine sand, titanium dioxide, kaolin, etc. 3. FEATURESDouble-speed filling packing, precise ...