auxiliaries of plastic pipes manufacturing expert

22 years continuously developing of experience in the belling industry.

DS250-NI Belling machine

Short Description:

DS250-NI Belling machine is mainly used for PVC pipes with Solvent type (U-type) and Rubber ring type (R-type). It can work with pipe extrusion line. This machine is fully automatic and easy to operate, according to CE standard.

Product Detail

Product Tags

Machine Parameters

DS160-NI Belling machine 02
DS160-NI Belling machine 03






Model DS250-NI
standard U-PVC pipes
Diameter 50mm - 250mm
Pipe Length 6m



Heating way 1 oven (Option: 2 ovens)

Stainless steel body, long service life

Pipe Rotary Clockwise and anti-clockwise



PLC and Screen Siemens
low-voltage apparatus Schneider, Omron
Total Power 14KW
Pneumatic Compressed air pressure 0.6Mpa
Water Water pressure 0.4Mpa
Hydraulic Hydraulic pressure 6.3Mpa




Machine type Automatic, single line, one pipes per cycle
Machine dimension 7400mm(L)×1660mm(W)×1950mm(H)
Machine weight 3200kg
Operating principle




U-type Pushing the mould into pipe directly
R-type With ext - pressure and collapsible mandrel
Cooling type Water – cooling
Machine speed Max. 50S/pipe


No. Items YUYU* Desheng
1. Company scale Covers an area of 53,000 sq.m. with more than 20 years’ experience for  machinery. With over 100 staff group.
2. Certification CE; ISO; high-tech enterprise; with patents
3. Electrical components Siemens, Mitsubishi, Schneider, Omron, Autonics, etc Taiwan Ashun, Yinchuan Changcheng, Or Taiwan Ashun
4. Feature Customized project is welcome
5 R-type working way 2 ways: suitable for thin and thick wall thickness pipes.No.1 segment in first, after heating, pipe insert on the moulds, segment out, increase ext- pressure to take sharp.No.2 segment out first, after heating, pipe insert on the moulds, increase ext-pressure to take sharp.
6 Movable Control box
  1. Control device is moveable and can be near to Belling station, and easy for adjustment.
  2. New control system with rocker arm, come with Alarm warning system. (When machine is working, if any problems happen, Alarm light will be Activate and operator can check the problem on touch screen panel, then re-start machine quickly.
  3. New type of Touch Screen can store up to 30 different parameter and settings for different pipe size
7 Problem alarm If machine stop, and you can check the problem on touch screen, and restart the machine soon.

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