Spot Welding Machine

HFDB-50 MFDC spot welding machine is designed for precision metal joining, with 80KVA power and 18KA short-circuit current. It supports steel, copper, silver, nickel, high-strength steel, galvanized sheets, and nut or bolt projection welding.

Technical Parameters Items Model Unit HFDB-100 Rated capacity KVA 160 Power supply V/Ø/Hz 380V±10% / 3 phases / 50Hz Rated duty cycle % 20% Primary current Max. A 100 Primary cable mm2 3*25+2*16 Short-circuit current Max. KA 38 Secondary voltage V 9 Air pressure cylinder Ø*L Ø160*120/ Ø125*80 Working pressure Max. (0.5/10.5MPa) KN 10/6 Cooling water demand / 0.2～0.3MPa,40 micron filtration, Resistivity of 5 kΩ. cm Cooling water consumption L/Min 25 Throat depth mm 425

HFDB-200 MFDC spot welder is designed for metal sheets, automotive parts, hardware, electrical connectors, and selected non-ferrous metals. It supports spot welding, projection welding, nut and bolt welding, with stable current output, custom fixtures, and automation support.

The HFDB-320 Spot Welding Machine is designed for high-strength resistance welding applications, including spot welding, projection welding, and multi-point welding of automotive components, metal structural parts, non-ferrous metal parts, and high-strength sheet materials.

HFDB-440 DC spot welder is built for heavy-duty spot and projection welding of automotive parts, high-strength steel, galvanized sheets, nuts, bolts, and industrial metal components. It supports stable current output, custom fixtures, sample testing, and automation inttegration.

The HFDB-50 Bench Type Medium Frequency DC Spot Welding Machine delivers precise and stable spot welding for metal parts. It offers accurate control, low heat impact, and consistent quality for automotive, electronic, battery, and hardware applications.

HFDB-100 Medium Frequency Inverter Spot Welding Machine Product Overview The HFDB-100 Medium Frequency Inverter Spot Welding Machine is engineered for resistance spot welding applications demanding stable current control, repeatable weld quality, and reliable production performance. Utilizing a medium-frequency inverter welding system, it delivers precisely controlled welding energy for each spot weld, making it ideal for manufacturers working with metal sheet assemblies and

HFBP-100 Medium Frequency AC Spot Welding Machine Technical Specifications Item HFBP-100 Specification Model HFBP-100 Equipment Type Medium Frequency AC Spot Welding Machine Welding Process Spot Welding / Projection Welding Rated Capacity 100 kVA Maximum Short-Circuit Current 30 kA Rated Duty Cycle 20% Secondary No-Load Voltage 8.4 V Cooling Water Consumption 25 L/min Main Applications Automotive, metal fabrication, electrical components Applicable Materials Steel, stainless

HFDB-100 Servo Medium-Frequency AC/DC Spot Welding Machine Product Overview The HFDB-100 Servo Medium-Frequency AC/DC Spot Welding Machine is engineered for manufacturers requiring precise electrode movement and reliable resistance welding across diverse metal materials. With a 100 kVA rated capacity and maximum short-circuit current of 30 kA, this machine excels in spot welding and projection welding applications for steel, stainless steel, galvanized sheet, aluminum, wire,