
Feeding Screw Shaft and Taper Trough Refiner Plug Screw for MDF HDF Paper Machine. Extended Service Life: Service life is 3 times that of original parts due to exclusive high alloy wear-resistant steel. High Hardness Material: Made of high chromium wear-resistant alloy steel with HRC greater than 65 for superior durability. Custom OEM/ODM Support: Accepts customized drawings and OEM orders to fit various brand refiners and specific requirements. Wide Size Compatibility: Supplies screws from 10 to 74 inches and segments for various brands of MDF and HDF refiners. Global Export Experience: Exported to over 15 countries including USA, Europe, Russia, and Southeast Asia since 2011. Professional Technical Support: Rich technical experience to produce plug screws of various sizes and provide full-set after-sales service.