Screws and barrels for extruder machine
Depth of nitrated layer: 0.5-0.8mm
Hardness of nitration: 900-1020hv
Fragility of nitration: less than grade 1
Surface roughness: ra 0.4um
Surface hardness of nitrated cr coating layer:í²950hv
Hardness of bimetallic layer: hrc55íp-72íp
Thickness of cr-coating layer: 0.03-0.08mm
Depth of bimetallic layer:ú+2mm
Specifications of screw:
ª)20-ª)250 l/d 15-50 we offer various types of extruder screws and adjust to different compression ratio, which can fulfill customer's requirement perfectly.
Screws and barrels for rubber processing machine
Various types of feed screws and barrels for rubber machine
Twin conical screws and barrels
Types of double screws
Gradual, levity, commingle, taper, supper, taper, granulating etc.
Used for producing pipes, profiles and sheets of ordinary plasticíópp, pe, absíóasíóps etc
Screws and barrels for injection molding machine
Specifications:30g-25000g screws, can be matched with corresponded screw heads, distributors, barrels according to customer's requirement
Depth of nitrated layer: 0.5-0.8mm
Hardness of nitration:900-1020hv
Fragility of nitration: less than grade 1
Surface roughness: ra 0.4um
Surface hardness of nitrated cr coating layer:í²950hv
Hardness of bimetallic layer: hrc55íp-72íp
Thickness of cr-coating layer: 0.03-0.08mm
Depth of bimetallic layer :ú+2mm
Twin Conical Screws and Barrels
Types of double screws
gradual,levity,commingle,taper,supper,taper,granulating etc.
Used for producing pipes,profiles and sheets of ordinary plasticíóPP,PE,ABSíóASíóPS etc
