



SINGLE SCREW EXTRUDER BARREL SERIES | ||||||||
PRODUCT SPECIFICATION | ||||||||
Screw diameter | Φ15mm-Φ600mm | |||||||
Ratio of length to diameter | L/D RATIO=7-55 | |||||||
Product classification | According to different raw materials and products, the screw can be chosen: general type, pin type, barrier type, separation type, and vented type, Pipe, Sheet, Blowing film, Wire drawing and Granulating, etc. | |||||||
Single screw extrusion screw barrel can be applied to PP, PE, PS, ABS, PC, PMMA, PVC, TPU and other thermoplastic pipe, sheet, bar, profile and so on. For different raw materials and product specifications, the screw uses different aspect ratio and compression ratio, the barrel uses a different structure. To meet the processing needs of high-quality products. |
raw material | The finished product processing equipments | ||||||
38CrMoAIA, SACM645, 42CrMo | Nitriding treatment | ||||||
42CrMo, AISI4140 | Hard chrome coated layer | ||||||
42Cr5MoSiV1, SKD61, SKD11 | Spraying bimetal alloy layer and nitriding treatment | ||||||
HPM38, SI36, SKD61, SKD11 | High frequency quenching | ||||||
GHII3 | Nature hard after high temperature |










Zhoushan. ALVEN is a manufacturing enterprise, with professional design and manufacture of precision screw cylinder and the
ability of rubber and plastic machinery parts.Product design and development manufacturing, sales, after-sale service as one, the
introduction of demestic and foreign advanced processing equipment, plus several years of manufacturing experience, the product
ability in the formation of production process control, production facilities, inspection and testing and other aspects of human
and material resources, to improve the quality of products as the core concept. Companies adhere to the customer as the center, to
strictly control the quality of the production process, the implementation of lean production management to ensure that the
quality of the testing process continues to be effective, excellent product quality.
ALVEN the way forward is very long and very difficult, we will continue to work hard, continue to progress, to win more
customers support and more broad market.
PROFESSIONAL ABILITY
3. SCREW PRODUCTS CUSTOMIZATION
4. SCREW PRODUCTS TRANSFORMATION
5. SCREW PRODUCTS REPAIR