Spot Welding Machine

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.

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