专用砂轮  制造商、经销商、供应商

For more than 50 years, plastic molded parts and abrasives have been the focus of our company. Our individual solutions and top products are characterized by the highest precision and an unconditional will to innovate.

Zhongyun Group, China Solution for Corrugate Pipe Machinery, is specialized in developing and manufacturing all models of high-speed extrusion line for PE/PP double wall corrugated pipe with more than 50 years experiences, from OD50mm to OD1800mm, from small conduits to large sewage pipes, and is the leading manufacturer of plastic pipe machines and enjoys a high reputation in China.
Today, Zhongyun Group has become a large enterprise which has more than 1000 employees and five production bases and R&D base, covering an area of 440,000 square meters with 500 sets of various kinds of machining equipments and inspection equipments, producing more than 1000 sets of plastic pipe machines.
Zhongyun Group is certified for quality system of ISO9001 and the products were certified by CE. We can offer a complete service on product design, manufacture and after-sales care.
As the top professional manufacturers of plastic pipe machines in China, Zhongyun Group has devoted itself to research and develop new technology on high-speed extrusion line for PE/PP double wall corrugated pipe: Consecutive pressure cooling water for mould blocks to get higher cooling efficiency and reliability. Moulds are compatible between different sizes of corrugator machines in a quite wide range.
Our products not only lead the domestic market, but also sell well in more than forty countries, such as Russia, Japan, Iran, Iraq, Romania, Kosovo, Morocco, Ukraine, Turkey, Poland, Egypt, Finland, Peru, Argentina, Kuwait and so on.
For more information on corrugated pipe machinery, please visit www.zhongyuntech.com.

TRIGONAL SCHLEIFTECHNIK
ist Ihr kompetenter Partner für Diamant- und CBN Präzisions-Schleifscheiben.
Unser Lieferprogramm umfasst Diamant-und CBN-Schleifscheiben in allen Variationen und Konzentrationen für alle vorkommenden Maschinen sowie sämtliche Schleifverfahren.
TRIGONAL steht für Zuverlässigkeit, Kompetenz und Qualität. Unser Unternehmen zeichnet sich durch Innovation und Flexibilität aus, wir gehen auf individuelle Kundenwünsche ein und sorgen für die maßgeschneiderte und lückenlose Umsetzung Ihrer Schleif-Projekte.