Ring die are one of the primary working components for pellet press roller , which is used to process different kinds of biomass pellet fuel, feed pellet, wood pellet and so on.
1.All roller-shells are manufactured using high carbom steels.
2.All roller-shells are surface-hardened up to 58-62HRC
3.Hardening depth is 6-7mm for C50 steel.
4.The heat treatment is characterized by uniform hardening and hardening depth to ensure maximum durabilty.
5.All our products are finished by skilled staff.
6.Roller-shell surface hardening is tested before delievery to ensure premium quality.