High Quality Stone Roller For Paper Making Machine

Stone Roller 1.Used in press section, 2.Increasing the dewatering effect, 3.Cast iron roller Specification: Compression strength 200kg/cm Tensile strength 70kg/cm Rigidity The white,grey and dark grey crystals are above HV3500 Anti-acid ability No change has been found after being put in 10% of H2SO4 solution and headed to 100°c Anti alkali ability No change has been found after being put in 10% of H2SO4 solution and headed to 100°c Water absorption Less than 0.72% when being