Butt welder is used to butt weld the two ends of steel ring and make it a completely ring.
" Cage welding machines" is used to make filter bag cage, which used in dust collector ( baghouse) to support filter bag. Our website: www.zgtek.com has more details. Feature: Ring space is....
Bottom welder is used to weld the bottom cap ( cover) to the filter cage body.
Top welder is used to weld the top cap ( cover) to the filter bag cage.