Details: machine control computer + button dual operating control, transport speed is adjustable to digital, spot welding, adjustable temperature can be digital. Flux capacity Max5.2L flux flow 10 ~ 100m1 / min spraying the rodless cylinder + PE nozzle supply 380V 3-phase 5-wire start power (total power) max.15kw normal operating power Approx.7kw air 4 ~ 7KG / CM2 rack size L3200 × W1400 × H1650MM difference Dimensions L3900 × W1400 × H1650MM weight Approx.1200kg AC welding and DC welding applications mainly AC welder generally used in steel manufacturing unit or general mechanics or Agricultural machinery manufacturing units. DC is mainly used in the manufacture of boiler pressure vessels, piping, or significant structural system. Spot Welder Suppliers - Huizhou Huashi welding | Huashi welding (certified) | spot welding by Huizhou City Huashi Welding Equipment Co. Huizhou City Huashi Welding Equipment Co., Ltd. (www.hwashi.com) Guangdong Huizhou, other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Huashi welding in leadership with the staff warmly welcome all inquiries negotiations to create Huashi welding a better future.