
Basic Info
Type: Pipe Extruder
Screw: Twin-Screw
Computerized: Computerized
Base Material: 38crmoala
Nitrided Layer Depth: 0.5-0.8mm
Surface Roughness: Ra 0.4
Bimetallic Layer Depth: 3 Mm
Hardness After Hardening&Tempering: Hb240-280
HS Code: 8477900000
Plastic Processed: PVC
Application: Extruder
Nitrided Hardness: 900-1000hv (HRC 55-65)
Nitrided Brittleness: Less Than Grade 1
Linearity of Screw: 0.015 Mm
Bimetallic Layer Hardness: HRC 58-70
Trademark: JS-ALLOY
Origin: ZHOUSHAN,ZHEJIANG
Product Description
92/188 conical twin screw barrel for pipe extrusion
JS-ALLOY SCREW BARREL is one of the most history and famous screw barrel brand in China. We have professional and experienced teams in every department of our company. We think professional, quality and service is the basic of business. If you want reliable and helpful screw barrel, we will be your best choice! Please kindly find our detailed information as following:
Conical twin screw barrel specification:
Φ22/45, Φ35/75, Φ40/80, Φ45/90, Φ45/97, Φ50/105, Φ51/105, Φ55/110, Φ60/125, Φ65/120, Φ65/132, Φ70/143, Φ70/150, Φ80/143, Φ80/156, Φ90/188, Φ92/188, Φ95/190, Φ105/191, Φ100/200
1. The above is standard sizes, if your screw barrel size didn't mentioned above, please contact me & we will give you best solution for it!
2. We provide Cincinnati, Battenfeld, Krauss Maffei, Amut, BAUSANO, Weber designing.
Products display:
Conical twin screw barrel application:
1) PVC pipe extrusion line; 2) PVC sheet extrusion line;
3) PVC & WPC profile extrusion line; 4) PVC granulation line;
5) PVC foaming production line;
The raw material can be new and recycle, the material can compound calcium powder 5% - 300%.
Technical information:
Base materials:
1)38CrMoAlA (JIS SACM645)
2)42CrMo (AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)DC53 (JIS G4404)
5)Cr12MoV (SKD11)
6)9Cr18MoV
Bimetallic alloy materials:
1)Ni-based alloy/Deloro alloy
2)Fe-based alloy
3)Co-based alloy
4)NiCo-based alloy
5)Tungsten carbide/Wolfram carbide
Processing technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Hard-chrome electroplating
Technical parameters:
Nitriding layer depth: 0.5-0.8mm
Nitrided Hardness: 900-1000HV (HRC 55-65)
Nitrided brittleness: Less than grade 1
Surface roughness: Ra 0.4
Linearity of screw: 0.015mm
Bimetallic layer depth: 3 mm
Bimetallic layer hardness: HRC 55-70
Hard-chrome plating hardness after nitriding: ≥950HV
Chrome-plating layer depth: 0.03-0.1mm
Products Application:
1)General Plastics, PVC
2)Material compounds CACO3, glass fiber, recycle materials, stabilizer
3)ABS, TPR, TPU, PMMA, C-PVC, UPVC, RPVC, PET, EVA, PU etc
4)Scrap and waste plastic and PVC recycling
5)Modified engineering plastics
Terms and Conditions:
Means of transport: Ocean, Air, Express
Production time: About 20-30 days after we receive the advanced payment
Production Process:
Receiving orders - Designing & Drawing confirmation - Blanking Thermal refining - Heat treatment - Rough Turning - Polishing - Drilling for barrel - Semi Finishing Machining - Bimetallic welding - Centrifugal casting for barrel - Polishing - Nitriding treatment(120 hours) or High frequency quenching - Hard-chrome plating - O. D. Grinding - Honing for barrel - Alignment - Polishing - Inspecting - Packing & Shipping