P.L.M industry Co. LTD is specialized in producing screws and barrels for extruders and injection molding machines. Our factory, is located in Jin Tang, Zhoushan, has been in the field since 1992. The sales department moved to downtown Wenzhou and became a Golden Supplier on Alibaba in 2016. With our high quality products and sales service, we have satisfied our clients from Europe, South America, North America, and South Asia etc.
2. Product Details
Base materials
38CrMoAlA
42CrMo
4Cr5MoSiV1
9Cr18MoV
Treatments
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Technical parameter
Nitride layer depth: 0.5~0.8mm
Nitride hardness: 900~1020HV
Nitride brittleness: Less than grade 1
Surface roughness:Ra0.4
Linearity of screw: 0.015mm
Bimetallic layer depth: 3mm
Bimetallic hardness: 58~65HRC
Hard-chrome plating hardness after nitriding: >950HV
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P.L.M industry Co. LTD is specialized in producing screws and barrels for extruders and injection molding machines. Our factory, is located in Jin Tang, Zhoushan, has been in the field since 1992. The sales department moved to downtown Wenzhou and became a Golden Supplier on Alibaba in 2016. With our high quality products and sales service, we have satisfied our clients from Europe, South Ameri...
Basic Information
Company Products / Services: screw barrel for injection molding machine extruder
