Shanghai Junjingsai manufactures automatic track type film welding machines designed for continuous, long-seam high frequency welding of PVC fast rolling shutter doors, advertising cloth, inflatable tents, and architectural membrane structures.
Applied Range
| Category | Specification |
| High Frequency Power | 15-35kw (Customizable) |
| Welding Area | 300~700cm² |
| Electrode Spacing | 150mm |
| Movable Size | 150mm |
| Pressure Mode | Air Pressure |
| Weld Time | 0-30s Adjustable |
Was established in 2006, originally known as Shanghai Junsai Packaging Equipment Co., Ltd. The company is headquartered in Shanghai, with production bases in Jiangsu, Chongqing, and Guangdong. Currently, there are over 150 employees, including 30 senior technical staff, covering a total area of more than 20,000 square meters.
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