MZLH 42 wood forming machine: 1,for biomass fuel 2,ring die pellet mill 3, ... 4,6mm,8mm,10mm,etc pellets MZLH 42 wood forming machine: Main structure and working principle: 1,High efficient gear drive, insure the ... gearbox and high precision driving hole.5, Reasonable paddle configuration of condition shaft and spiral allocation ,make the conditioner better suit ...