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Radio-Frequency Welders

Radio-Frequency Welders SEDECO offers a wide selection of radio-frequency welding systems ranging in power from 3 kW to greater than 10 kW. A variety of designs are available, including a special design to allow for welding of large sheets or a balanced feed design allowing for welding from above and below at the same time. – KV-4000TAZ 4 kW High Frequency Welder Characteristics of Radio-Frequency Welding Beautiful finish without stretched out or burned resin is achieved beca ...

SONOPET D-series Portable Welders

.col-lg-6.col-md-6.col-sm-6.col-xs-12.gapping { padding: 10px; } Portable Ultrasonic Welders SONOPET D-Series Portable Welders The D-Series model is an extremely versatile and easy-to-use welder suitable for both hand welding and embedding into automated equipment. A lineup of dedicated press units is available. – SONOPET 446D Generator   – SONOPET 846D Generator This model is available with different transducers specially tailored to ...

J-series Press Mount Welder

Press-Type Ultrasonic Welders SONOPET J-Series Press-type Welders The next generation of fully digitally controlled welders is here. The SONOPET J-Series delivers a lightweight, compact lineup of equipment built to be compliant with Global Safety standards.   – J-series welders in press configuration Generator FeaturesDigital PLL Frequency Tracking The high-speed, high-performance DSP frequency tracking system delivers highly stable and reliable oscillation control.Digita ...

Legacy Welder Models

Legacy Welder Models SEDECO and Seidensha have offered numerous models of plastic welding equipment over the nearly 60-year history of our business. In our effort to remain at the forefront of plastic welding technology and provide the most up-to-date offerings to our customers, some lines and models of welder have been discontinued to pave the way for future technological innovation. Some welder models and spare parts are available on a limited basis; please contact us for inquiries into ava ...

Ultrasonic Cutter Applications

Ultrasonic Cutter The SONOPET D series ultrasonic generators can be modified with a tool horn blade and transducer specially designed for cutting. By finely vibrating the blade ultrasonically, the cutter significantly improves processing efficiency compared to cutting with a normal cutter. – Ultrasonic Cutting Blade Example Cutter Applications Molded item trimming Gate cutting Resin half-cutting ...

Sigma 630E

While the 303S is an excellent machine, it falls short in assuring complete qualtiy control on the production line. In response to several customer suggestions, Seidensha developed the SIGMA 630 portable welder. As with its sister SIGMA series machines, the 630 is equipped with Time, Amplitude, and Energy control funcitons which can be easily accessed via the LCD screen on the face of the unit. Superior Quality Control ...

Sigma 600 Series

The SIGMA 600 series was specially designed to be used on thin, flimsy parts that may otherwise to too weak to be used on the traditional SIGMA Series Presses. The SIGMA 600 series offers a range of frequencies to better fit your parts production needs, and the SIGMA 600 Series generators and the SIGMA P-30 press come in the high end "S" class and economical "B" class. ...

Other Technology

Other Technology SEDECO offers other plastic welding technologies aside from those previously listed, including but not limited to: Spin Welders, Impulse Welders, and Contact-less Hot Plate welders. Spin Welder The spin welder applies a load onto two workpieces to be welded together and rotates one of the workpieces in horizontal direction at high speed to weld them together by the frictional heat generated on the welded portion. Circular workpieces can be welded with high strength ...