We focus on the design and manufacturing of screw barrels!

80/156 conical twin-screw barrel
PRODUCT PARAMETERS
- PVC plastic steel profiles
- PVC, PE, PP wood plastic profiles
- PVC, PP, PE, PC, ABS and other profiles extrusion
- PVC wood-plastic (foamed) door panels, decorative panels and other wide panels
- PS, PET, PC, PMMA, TPU and other profiles
Description
Technical Specification
Design Details | Screw I TYPE:inside is water/oil cooling system II TYPE:outside is oil cooling system Barrel I TYPE:outside is air cooling system II TYPE:out side is copper pipe around cooling system |
Accessories | Stop ring+washers to adjust the space between screw and barrel |
Technical Specification | Material:High quality 38CrMoAlA Process:Advanced nitriding & bimetallic process Hardness After Hardening & Tempering:HB280-320 Nitrided Hardness:HV900-1000 Nitrided Case Depth:0.45-0.8mm Nitrided Brittleness:Less than Grade 2 Surface Roughness:Ra 0.4 Screw Straightness:0.015mm Alloy Hardness:HRC 50-65 Alloy Depth:0.8-2.0mm |
MOQ | 1 set (1 pair of screws and 1 pc barrel) |
Type | Conical Twin Screw and Barrel |

Features:
1.Accurate size
2.High capacity design
3.Wear resisting material
4.Easy maintenancebefore delivery.Click here to get quotation
FAQs
Make amazing 60 degree bevel cuts with our 8-1/4 in. SKILSAW Worm Drive model SPT78W-01. This saw is powered by our largest 15 amp Dual-Field high torque motor so you will make the last cut as precisely as you did the first cut. Exclusive 60 degree bevel. High torque Dual-Field motor. Legendary SKILSAW durability. Includes: SPT78W 8-1/4 In. Worm Drive SKILSAW, 24 Tooth Carbide blade and multi-functional blade wrench.


Make amazing 60-degree bevel cuts with our 8-1/4 in. SKIL Worm Drive Skilsaw model SPT78W-01. This Skilsaw is powered by our largest 15 amp Dual-Field™ high torque motor so you will make the last cut as precisely as you did the first cut. Exclusive 60-degree bevel. High torque Dual-Field™motor. Legendary SKIL durability.
Shenguan is a direct seller of CATL, LISHEN, EVE, GOTION, Narada, TAFEL, CALB, REPT and other batteries. We have fresh stock, ready for shipment. Support ODM&OEM, please contact the store customer service to provide customized requirements.
- This saw is powered by our largest 15 amp Dual-Field
- High torque motor so you will make the last cut as precisely as you did the first cut.
- Exclusive 60 degree bevel. High torque Dual-Field motor. Legendary SKILSAW durability.
- Includes: SPT78W 8-1/4 In. Worm Drive SKILSAW, 24 Tooth Carbide blade and multi-functional blade wrench.