Product name | Single and Twin Screw Barrel For Sheet And Plate |
Brand | ALVEN |
Material | 38CrMoAIA,SACM645,AISI4140,SKD61,GHII3 |
Nitriding Hardness | HV950-1200 |
Nitriding Depth | 0.5-0.9MM |
Quenching Hardness | HRC58-62 |
Nitrided Brittleness | Less than Grade 2 |
Surface Roughness | Ra 0.4 |
Screw Straightness | 0.015MM |
Chromium plating layer hardness after nitriding | HV≥950HV |
Chrome plate thickness | 0.05-0.10MM |
Alloy Depth | 2.0-3.0MM |
Packing | Wooden Box |




















We are leader producer in:
Professional manufacturer of recycling granulation screw barrel.
★PP, PE, ABS, PS, PVC, PC commonly used plastic recycling granulation screw barrel
★PA6, PA66 nylon series granulation screw barrel, for airbag cloth, waste silk, fishing net silk, cloth head, wood shaving safety
rope, PP non-woven fabrics.
★PP PE film, woven bag and other soft material series, Screw Barrel structure has a side Screw feed, side pellet feeding.
★Water granulation screw barrel series, for PE PP PA water membrane material, waste silk, woven bag etc.
★Squeeze dry grain screw barrel series for film material with water, woven bag etc.
2. Your main market:
South Korea, Japan, Indonesia, Malaysia, Thailand, Pakistan, Turkey, Mexico, Germany, Italy, Russia, United States, Vietnam,
Cambodia,
3. Any overseas service or not ?
We have overseas service in Pakistan, Turkey and Russia. If customers need more overseas service points, please consult with us.
4. Are you screw barrel factory or trading company ?
5. How long is the warranty period ?
6. How can we visit your company ?
Our company is in Xihou Industrial Zone, Jintang Town,Dinghai District,Zhoushan city. About 3 hours away from HANGZHOU
INTERNATIONAL AIRPORT.