ZGTEK offers fully-automatic ring forming and welding machines. the company also supplies simple machines which only form the rings, the welding needs to be done on a separate butt welder.

Automatic snap band making machine for filter bags, or snap band riveting machine, this machine is the fully automatic solution for the production of snap bands.

Based on different mesh sizes, wire thicknesses and aperture sizes, ZGTEK offers different solutions.

> Products > Linking Part Welder for Split Cages
Product Picture


  • Model: D5I-80-2
  • Input voltage: 380V (2-phase)
  • Power freq.: 50Hz
  • Designed max capacity of transformer: 80KVA
  • Instant power during welding open ring joint: 15KVA
  • Instant power during welding rotary joint: 35KVA
  • Cooling: Natural cooling
  • Required Air flow: 100L/min
  • Air pressure: 0.6-0.8MPa
  • Insulation grade: F
  • Weight: about 600KG


  • This machine is used to weld the linking part for split cages, with different molds, it can weld either the open ring or the rotary joint.
  • The locking molds ensure the straightness of the whole cage.
  • First weld the 4 or 5 points on the right side, then move the cage to the left to weld the rest points.