Worldpoly355 HF

Worldpoly355 HF hydraulically operated HDPE pipe butt welding machine, suitable for HDPE pipes and fittings from 110 to 355mm OD, according to ISO / AUS-NZ SHP high force welding standards. Butt welding can be carried out between clamps 3 & 4



Worldpoly machines operate with far less downtime than you've become used to.

Technical Specifications


Welding range 110 to 355mm: SDR 9 (PN20) to SDR 41 (PN4) according to DVS 2207-1, ISO 21307 and POP003 high and low-pressure specifications
Complete and ready to weld - Genuine 2 year warranty on parts
Included as standard (unless otherwise specified):
- Main frame, including 4 light weight pressure-cast alloy main clamps of 355mm diameter
- Removable cast Aluminium electric facing tool with current overload protection
- Electrohydraulic pump with controls, and quick release hoses. Includes countdown timers for heating and cooling phases
- PTFE coated heating plate with electronic temperature control and electric facing tool
- Stand for heating plate and facing tool.
- Tool box including tools, bolts, selected spare parts, etc
- Wired ready to accept Worldpoly or other data logger.
Net weight 236 kg / 520 lb
Please note technical specifications of Worldpoly machines may change without notice


Total cylinder area: 20cm² / 2000mm² (3.1 sq. inch), maximum pump pressure 120 bar


220 volt 50/60 Hz 1 phase, 6.9 KW, 28.65 A. Recommended generator minimum 8 KVA


Clamp options include (machine can be supplied with any combination of liner diameters):
- 3-piece liners: 355x315, 315x280, 315x250, 315x225, 315x200, 315x180, 315x160, 250x140, 250x125 & 250x110
- 2-piece liners: 14" x 12", 14" x 10", 14" x 8", 8" x 6" & 8" x 4"
- Narrow clamps: 355x315, 355x280, 355x250, 355x225, 355x200, 355x180, 355x160, 355x140, 355x125 & 355x110
Optional steel stub end device for butt welding end fittings. Optional wheeled trolley available.

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Supporting poly welders in over 120 countries.