Products

The PE Aluminum Plastic Composite Pipe Production Line made by Changjie has good thermal insulation performance and can be bent at will, so the construction is convenient. It realizes the multi-purpose of one machine and can produce PP, PE, PP-R and other pipes at the same time.

The HDPE heat preservation pipe machine produced by Longchangjie Machinery is mainly used for heating, petrochemical and other pipeline insulation projects. The multi-roller rubber wheel is used to press and rotate the pipeline, and the steel pipe rotates steadily and straight.

Qingdao Longchangjie co., LTD is specialized in producing all kinds of anti-corrosion insulation equipment of professional manufacturers Company produce the HDPE one step method heat preservation pipe production line has the characteristics of high efficiency and low cost.

Qingdao Long changjie co., LTD is specialized in producing all kinds of anti-corrosion insulation equipment of professional manufacturers.The HDPE Heat Preservation Pipe Production Line of our company covers the insulating layer and anticorrosion layer on the resteel pipe at the same time, which can be used continuously with high efficiency and low cost.

The corrugated optic duct cable protection sleeve pipe production line manufactured by Longchangjie adopts advanced technology and process, which can efficiently and stably produce various specifications and performance of corrugated cable conduit.

The HDPE spiral corrugated pipe making machine manufactured by Longchangjie adopts environmentally friendly production raw materials, which can reduce the cost of product producers. At the same time, the lower price advantage also makes Longchangjie have a good reputation in the domestic and foreign markets.