Cangzhou Zhongtuo Roll Forming Machinery Co., Ltd.+86 13166567923steven@zt-rfm.com
Precision High Frequency Welding Pipe-making Machine Line

Precision High Frequency Welding Pipe-making Machine Line

High Frequency Welding, known as Radio Frequency (RF) or Dielectric welding.

What is HF welding tube process ?

High Frequency Welding, known as Radio Frequency (RF) or Dielectric welding, is the process of fusing materials together by applying radio frequency energy to the area to be joined. The resulting weld can be as strong as the original materials. HF Welding relies on certain properties of the material being welded to cause the generation of heat in a rapidly alternating electric field. This means that only certain materials can be welded using this technique. The process involves subjecting the parts to be joined to a high frequency (most often 27.12MHz) electromagnetic field, which is normally applied between two metal bars. These bars also act as pressure applicators during heating and cooling. The dynamic electric field causes the molecules in polar thermoplastics to oscillate. Depending on their geometry and dipole moment, these molecules may translate some of this oscillatory motion into thermal energy and cause heating of the material. A measure of this interaction is the loss factor, which is temperature and frequency dependent.

High frequency contact welding diagram: pressure, welded Vee, impeder and contact arrangement
Impedance welding diagram: work coil, impeder core and squeeze roll on the steel pipe

And then to the sizing system to finish the whole process.

Description of Precision High Frequency Welding Pipe-making Machine Line :

ZT PIPE ROLLING FORMING MACHINERY introduced the advanced technology from U.S. ,Japan and Taiwan etc., specializing in manufacturing the welded pipes of 7mm-125mm which includes the precision high-frequency tube-making welded equipment and argon-arc tube-making welded equipment covering HG16, HG20, HG32, HG50, HG76, HG114, HG127 and Max HG165. Our products have been used and gotten widely praised by such clients from more than 20 countries and areas as China domestically, Taiwan, Middle East and so on. Our Equipment Department has the annual capacity of more than 150 sets.

We have a team group of first-class rich experience and well-trained technicians. The welded pipe-making equipment developed and designed by ourselves meets the international standard.

Precision High Frequency Welding Pipe-making Machine Line mode:

Equipment Type

HG16

HG20

HG25

HG32

HG45

Manufacturing pipe diameter

¢7.5-16mm

¢10-25mm

¢10-28mm

¢13-38mm

¢16-50mm

Manufacturing thickness

0.3-1.0mm

0.3-1.0mm

0.5-1.5mm

0.6-1.8mm

0.7-2.0mm

Producing speed

0-90m/min

0-90m/min

0-9.0m/min

0-90m/min

0-80m/min

Main engine power

22kw

37kw

45kw

75kw

132kw

HF power

60kw

60kw

100kw

100kw

150kw

Why ZT MACHINEY HAS THOSE MODES:

HG16 Pipe-making machine line mainly applied in manufacturing electronic heating pipes and refrigerator pipes and suitable sizing thin-wall pipe and mainly applied in manufacturing thin-wall pipes.

As to the other types , Pipe-making machine line mainly applied in manufacturing frame-tubes and fitness equipment tubes.

Basic configuration: double-head decoiler 一 shearing butt welding(customer self-assembly) 一 looper一forming machine一high frequency welding一removing outter burrs一 sizing mill一siping and standing straightening 一computer sawing一blanking frame

 Frame tube lines:

Modes

ZY50

ZY60

ZY76

ZY89

Manufacturing pipe diameter

¢20-63.5mm

¢25-76mm

¢32-89mm

¢35-100mm

Manufacturing thickness

0.8-2.75mm

1.0-3.2mm

1.2-3.75mm

1.2-4.0mm

producing speed

0-70m/min

0-70m/min

0-70m/min

0-65m/min

Main engine power

150kw

180kw

264kw

264kw

Main engine power

200kw

250kw

300kw

300kw

API pipe, pressure transmission pipeline & structural tube

Equipment Type

ZY125

ZY165

Manufacturing pipe diameter

¢50-130mm

¢76-165mm

Manufacturing thickness

2.0-5.0mm

2.0-6.0mm

producing speed

0-45m/min

0-45m/min

Main engine power

370kw

400kw

High frequency power

400kw

500kw

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