Qingdao Yonghui Packaging Machinery Co.,Ltd
                                                                                                           
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420mm 45# Steel Chrome Plated Corrugating Pressure Roll

Price Negotiable
Price: 500-10000
MOQ: 1 pcs
Delivery Time: 30-45 days
Brand: YH
Product Description

High Speed Chrome Plated Corrugating Pressure Roll

 

Specifications of Pressure Roll:

 

Product name Pressure roll
Application Single facer, corrugator machine
Raw material 45# Steel
Heating treatment Intermediate frequency quenching
Hardness ≥HRC 55
Harden Layer ≥7mm
Coating Hard chrome 0.05-0.08mm
Diameter 50-500mm
The roller surface length 100-4000mm
Cylinder run-out accuracy ≤0.02mm
Cylindricity accuracy ≤0.015mm
Dynamic balancing accuracy grade G2.5 G2.5

 

Adjust well

1. Inspect the balance of corrugating roll regularly, at least once a month.

2. Inspect the gap among corrugating roll, glue roll and pressure roll to avoid abrasion.

3. When installing corrugating rolls, mind the small gap between corrugating rolls and suction hood which will cause abrasion of corrugating rolls and aluminum plate from suction hood.

4. The copper knives will loosen with the movement of machine. The knife in “T” position will scratch the coating on two sides of grooves. So fix the cooper knives regularly.

5. In the premise of assuring corrugated board quality in real production, it’s better to use smallest oil/air cylinder pressure both of corrugating roll and pressure roll.

6. When changing wide width to small width in real production, reduce oil/air cylinder pressure both of corrugating roll and pressure roll accordingly to avoid abnormal abrasion caused by excessive pressure. Especially the direct abrasion between corrugating rolls and pressure roll in paperless areas will cause falling off of coatings.

 

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Qingdao Yonghui Packaging Machinery Co.,Ltd
Location Room 1320, Building 17, Baolong City Plaza, No.97, Fuzhou South Road, Jiaozhou City, Qingdao City, Shandong Province, China
Contact Person Bonnie Li

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