... welding speed and good work qualityIt can weld geomembrane of different thickness and are applicable for ... thermal-fused material such as PE, PVC, HDPE, EVA and PPUsed in engineering projects such as ... welding speed and good work qualityIt can weld geomembrane of different thickness and are applicable for ... thermal-fused material such as PE, PVC, HDPE, EVA and PPUsed in engineering projects such as ...