Roller shell material:50Mn/45#Taurin saman: HRC48-58Zurfin Quench:> 4mmNadi shaft abu:45#Taurin saman: HRC48-58Zurfin Quench:> 2mmTushen abin wuya:QT450-10/45#Nauyi: 48.5Kg
Roller shell material:50Mn/45#Taurin saman: HRC48-58Zurfin Quench:> 4mmNadi shaft abu:45#Taurin saman: HRC48-58Zurfin Quench:> 2mmTushen abin wuya:QT450-10/45#NUNA:20Kg
Roller shell material:50Mn/45#Taurin saman: HRC48-58Zurfin Quench:> 6mmNadi shaft abu:45#Taurin saman: HRC48-58Zurfin Quench:> 3mmTushen abin wuya:QT450-10/45#Nauyi: 48.5Kg
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