... for adjusting welding parameters.3.The machine frame is weld with high-quality A3-5*100*50mm, so it is ... Door Riveting Welding Equipment Welding time: 50-120S/PCSApplication: Car door, hood, instrument platform and etc.Place of origin: Suzhou, ChinaSpecifications: ... toy industry and so on.Such as plastic body parts, car doors, car dashboard,lights,mirrors, sun visor, interior parts, filters, reflective ...