LD20 Three-Roller Cold Pilger Mill
  • Introduction
  • Parameter

The features of LD20 three-roller cold pilger mill :

1. The main conveying system is with V belt which can make sure equal force , creditable and stable function .

2. The precision of steel pipe is high enough to be manufactured thin-wall pipe with three-roller .
3. The rolling mill adopts edge feeding way removing the mandrel comparing to the side feeding . The exact location of mandrel on the deformation zone and short rolling line not only  suit for rolling long tube billet but also improve the roller’s efficiency .
4. It is convenient to change and maintain the roller.
5. Monofilament thread rod feeding way is stable and which is assisted by the top tray rotation .
6. The Mairtai type rotary feeding way is precise , stable and reliable .

Name

Number

Unit

1

Shell OD

10-22

mm

2

Shell WT

0.5-2

mm

3

Max Shell  Length


4


m

4


Finished Tube OD


8-20


mm

5

Finished Tube WT


0.3-1.5


mm

6

Max length Finished Tube


8


m

7

Rolling speed

60-120

Times/min

8

Stroke length

415

mm

9

Feeding length

1.65-7.1

mm

10

Turning angle(degree)


52 °


11

Form of feeding and turning


Martensite


12

Way of feeding and turning

Single rotating and single feeding



13

Diameter of roll


54,70


mm

14

Length of connecting rod


1300

mm


15


错距


275

mm

16


Power of main motor



22


Kw

17

Feeding way

Feeding after stopping



18


Dimension(Lx Wx H)


20x2x1


m

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