40+ Years’ Experience
With over 40 years of experience, TongDa has built strong expertise in plastic machinery manufacturing and continuous product development.
Continuous Innovation
Technological innovation has been at the heart of TongDa’s growth, driving constant improvements and breakthroughs in plastic machinery.
Strong Technology
Years of research and development have given TongDa solid technical capabilities and advanced manufacturing expertise.
Professional Team
Our experienced technical team provides professional support throughout product development, engineering, and manufacturing.
Industry Recognition
TongDa is a key member of the China Light Industry Machinery Association and China Plastics Processing Industry Association, reflecting our strong position in the industry.
The PVC Drainage Pipe Extrusion Line is designed for the continuous production of high-quality PVC drainage pipes used in residential, commercial, municipal, and agricultural drainage systems. Equipped with a conical twin-screw extruder, precision calibration system, efficient haul-off unit, and automatic cutting system, the line delivers stable output, consistent pipe dimensions, and excellent surface quality. It supports a wide range of pipe diameters and wall thicknesses, helping manufacturers achieve efficient production and reliable product performance.
The PE Pipe Extrusion Line is designed for the efficient production of HDPE and PE pipes used in water supply, gas distribution, irrigation systems, industrial fluid transportation, and infrastructure projects. Featuring advanced extrusion technology, precision calibration systems, and automated control, the line delivers high output, excellent dimensional accuracy, and long-term operational stability. It is an ideal manufacturing solution for producing high-performance PE pipes that meet the demanding requirements of modern utility and construction industries.
The PVC Profile Extrusion Line is designed for efficient production of various PVC profile products widely used in the building materials industry. Equipped with a specially designed screw and barrel, the machine ensures high-speed extrusion performance and excellent plasticizing effect. The production line features a 3D electric vacuum calibration table with convenient mechanical height and lateral adjustment, guaranteeing precise shaping and stable operation. Its inverter-controlled haul-off unit with wear-resistant belts provides smooth and reliable traction, while the hot cutting system delivers clean and neat cutting surfaces for attractive finished products.
If you are interested in our products, you can choose to leave your information here, and we will be in touch with you shortly.