Qingzhou Suba Machinery Co., Ltd.

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Focus on research, development and production of double wall corrugated pipe extrusion line

Qingzhou Suba Machinery Co., Ltd. is located in Qingzhou, Shandong, China. Suba machinery has strong technical force, research and development capability. We design and manufacture of different types of plastic extrusion lines with patented technology and advanced materials. With a number of invention and utility model patents with continuous innovation, Suba machinery is leading the development trend of the plastic machine industry.

Bridge prestressed and cable protection corrugated pipe extrusion line

SL180

Drainage corrugated pipe extrusion line

SL300 | SL600 | SL800 | SL1000 | SL1200

NEWS CENTER

Meet Suba Machinery at PLASTEX Uzbekistan 2026

The 34th Chinaplas International Rubber and plastic Exhibition In 2021 - Suba machinery will make progress together with you!

The 34th CHINAPLAS International Rubber and plastic exhibition opened in Shenzhen on April 13, 2021! Suba machinery participated in this exhibition as the expert of double wall corrugated pipe production line, during this exhibition a large amount of new and old customers visited the 6B31 booth of Suba Mahinery; Suba Machinery is highly appraised by clients by it’s excellent comprehensive strength, top technology research, development, innovation ability and excellent after sales service.

Double wall corrugated pipe production line – Suba Machinery

High density polyethylene (HDPE) corrugated pipe is a new pipe with structure outer layer profile and smooth inner wall layer. It was first developed in Germany in the early 1980s. After years of development and improvement, it has developed from a single variety to a complete product series. At present, it is advanced in production technology and application. Because of its excellent performance and relative economic cost, it has been greatly promoted and applied in developed countries such as Europe and the United States. In China, the promotion and application of HDPE double wall corrugated pipes are in an upward trend, and all the technical indicators have reached the application standards. The inner wall of double wall corrugated pipes is usually blue and black, some brands use yellow. Suba machinery is committed to R&D and manufacturing of double wall corrugated pipe extrusion lines for many years. Suba company uses the latest fourth generation water cooling technology (closed loop water cooling system), horizontal structure to ensure high speed production. Suba machinery has patents for invention and utility model which ensures each equipment of the production line working at high speed, high efficiency, energy saving and simple operation. Suba machinery is a leader in corrugated pipe extrusion line industry, the extruders’ non-stopping of die head adjustment and water tubes non-disassembling of changing pipe sizes which ensure workers easy operation process and stable production condition. All staffs of Suba company welcome you come to visit our factory.

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