Durable Bimetallic Screw Barrel For Plastic PP Blow Molding Extrusion

Basis Materials: SACM645, SACM440, SKD61, SKD11

Hardness: 53-58 HRC

Coating Thickness: 1.5-2.0mm

Allication: Plastic PE/PVC...Recycling ≤2 Times, Plastics With Glass Fiber≤35%

Wear resistance: ★★★★★

Corrosion resistance: ★★★

Basis Materials: SACM645, SACM440, SKD61, SKD11

Chrome Thickness: 0.02-0.08mm

Hardness of Chrome: >700 HV

Finish Grade: Ra ≤0.4

Allication: PVC and other high corrosive plastics

Wear resistance: ★★

Corrosion resistance: ★★★★★

⁕Full Hardened Process：

Basis Materials: DC53, D2, M2, SKD61, SKD11 ...

Chemical Composition: C, Si, Cr, Mn, Mo, V, Ni

Hardness: SKD61(HRC56-58), DC53( 62-63 HRC)

Application: PP PA LCP, POM, PPA, PBT, PC, PPS, PEI, PEEK with Glass Fiber ≤50%

Wear resistance: ★★★★★

Corrosion resistance: ★★★★★

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Specification: Φ15-Φ300

L/D Ratio =10-56

Base Materials: SACM645,SCM440,SKD61

Treatment: Nitrided & Bimetallic

Hardness: HRC55-HRC70

Delivery Time: 20-25 days

Shipment: 

1. The delivery time of our screw barrel is usually 20-25 days after drawings are confirmed.

2. Can send Faster air shipment by TNT, SF, FedEx, DHL, UPS, EMS and etc.