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 > Oval Ring Making Machine
Product Picture


  • Model: OR-140-350
  • Input voltage: 220V (1-phase) or customized
  • Power frequency: 50Hz/60Hz
  • Rated power: 4KVA
  • Air pressure:0.6-0.8MPa
  • Required air flow: 100L/min
  • Ring size: min 40mm*130mm
  • Ring size: max 80mm*380mm
  • Weight: 350KG


  • This machine is used to form oval rings without welding, the welding would be done by a separate butt welder UR-40
  • Adjust ring size by changing forming wheels
  • Since the sizes are defined by different forming wheels, so the precision is very high