D15-D300 single screw barrels for plastic film blowing machines

Specification: Φ15-Φ300
L/D Ratio =10-56
Base Materials: SACM645,SCM440
Treatment: Bimetallic
Hardness: HRC55-HRC70
Delivery Time: 20-25 days
12 Months guarantee after shipment

200＄-9000＄

Product Description:

General Single Extrusion Screw Mixer & Barrels Types：

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Materials & Treatments：

⁕Bimetallic Process ：

Basis Materials: SACM645, SACM440, SKD61, SKD11

Hardness: 53-58 HRC

Coating Thickness: 1.5-2.0mm

Allication: Plastic Recycling ≤2 Times, Plastics With Glass Fiber≤35%

Wear resistance: ★★★★★

Corrosion resistance: ★★★

⁕Chrome Plating Process:

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: ★★★★★

FAQS：

Q: When will you arrange the production?
A: We usually arrange the production immediately after receiving your 30% TT.

Q: What is your factory delivery time ?
A: Standard delivery time is 20-25 days, if the screw's diameter is less than 50mm, the delivery time will be faster to 15 days.

Q: What is your accepted payment type?
A: T/T ,Western Union and Alipay

Q: What logistic forwarder do you usually work with?
A: We work with EMS, TNT, UPS, FEDEX and other logistric forwarders. Assigned your own forwarder for shipment is available.

Q: What is your warranty Time ?
A: Our warranty time is 12 months for all screw barrel and accessories products After delivery.