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spot welding machine

MFDC Inverter Spot Welding Machine: Precision & No-Mark Joining

Precise current control & high stability

High energy efficiency

Consistent electrode force, minimal workpiece deformation

Zero-spark & mark-free

Excellent for thicker materials & conductive metals.

Brand

FUDA

Origin

Foshan, Guangdong, China

Warranty Period

1 Years

Applicable Industries

Manufacturing Plant

Technical Advantages

Medium Frequency DC Spot Welding (MFDC) operates by converting AC power to stable DC via inverter technology, enabling precise current control and high energy efficiency. Key advantages include superior weld consistency with minimal spatter and reduced power consumption. It excels in automotive parts manufacturing and consumer electronics industries, ideal for welding stainless steel, aluminum, galvanized sheet , etc.

Buying Process

1

Inquiry

2

Spec Validation

3

Order Execution

4

Logistics

Technical Specifications

Parameter	DIT-90Q	DIT-100Q	DIT-120Q	DIT-160Q	DIT-200Q	DIT-250Q	DIT-300Q
Rated Voltage (V)	380V, 3 Phase, 50/60Hz	380V, 3 Phase, 50/60Hz	380V, 3 Phase, 50/60Hz	380V, 3 Phase, 50/60Hz	380V, 3 Phase, 50/60Hz	380V, 3 Phase, 50/60Hz	380V, 3 Phase, 50/60Hz
Rated Capacity (kVA)	90	100	120	160	200	250	320
Max. Unload Current (kA)	20	22	30	40	50	60	70
Duty Circle (%)	20	20	20	20	20	20	20
Max. Electrode Pressure (kgf)	620	620	620	980	980	980	980
Electrode Stroke (mm)	60	60	60	60	60	60	60
Arm Length (mm)	450	450	450	450	450	450	450
Welding Capacity Aluminum Sheet (mm)*	2.0+2.0	2.1+2.1	2.2+2.2	2.5+2.5	2.8+2.8	3.3+3.3	3.8+3.8

* Swipe left/right or scroll horizontally to view complete specifications.

Core Components

MFDC Inverter Spot Welding Machine Composition

Cylinder

Hydraulic unit providing actuation force for welding electrodes

Air Tank

Pressurized air reservoir for pneumatic control systems

MFDC Controller

Touch screen regulator managing welding power parameters

Electrode (CuCrZr)

Copper-chromium-zirconium tips for current transfer

Water Cooled System

Thermal management system preventing overheating

Leakage Protection

Safety enclosure preventing electrical leakage hazards

Foot Switch

Operator control pedal for precise welding activation

Solenoid Valve

Pneumatic flow controller for actuator movement

Welding Sample

MFDC Spot Welding Machine for Nut — Nuts

MFDC Spot Welding Machine for bucket handle — Bucket Handle

MFDC Spot Welding Machine for Aluminum — Aluminum

MFDC Spot Welding Machine for Stainless Steel — Stainless Steel

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