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High-Capacity CD Spot Welding Machine

High-Capacity CD Spot Welding Machine

Instant peak current, ideal for refractory metals

Fast charge/discharge stability

Grid-isolated output, unaffected by voltage fluctuations

Multi-metal compatibility | Fe/Cu/Al/Ni precision joins

Clean joints (minimal spatter)

Brand

FUDA

Origin

Foshan, Guangdong, China

Warranty Period

1 Years

Applicable Industries

Manufacturing Plant

Technical Advantages

Capacitor Discharge Spot Welder stores electrical energy in capacitors for instantaneous high-current discharge upon electrode contact, generating intense localized heat. Its advantages include minimal grid power demand, superior control over weld penetration depth, and reduced electrode tip wear. Primarily used in electronics assembly (battery tabs, terminals), jewelry manufacturing, and micro-welding applications. Suitable for joining highly conductive metals such as copper, brass, silver, nickel alloys, and refractory metals like tungsten.

Buying Process

1

Inquiry

2

Spec Validation

3

Order Execution

4

Logistics

Technical Specifications

Model	DR-3000J	DR-4500J	DR-6000J	DR-8000J	DR-10000J	DR-12000J
Rated Voltage	380V,2 Phase,50/60Hz	380V,2 Phase,50/60Hz	380V,2 Phase,50/60Hz	380V,2 Phase,50/60Hz	380V,2 Phase,50/60Hz	380V,2 Phase,50/60Hz
Rated Capacity	5.0kVA	10.0kVA	15.0kVA	30.0kVA	40.0kVA	50.0kVA
Rated Frequency	50/60Hz	50/60Hz	50/60Hz	50/60Hz	50/60Hz	50/60Hz
Maximum Output	3000ws	4500ws	6000ws	8000ws	10000ws	12000ws
Capacitor Capacity	33750μF	48600μF	67500μF	86000μF	110000μF	129000μF
Welding Capacity (stainless steel)	1.8mm+1.8mm	2.8mm+2.8mm	3.0mm+3.0mm	3.2mm+3.2mm	3.5mm+3.5mm	3.8mm+3.8mm
Welding Capacity (aluminum/copper)	1.6mm+1.6mm	2.3mm+2.3mm	2.5mm+2.5mm	2.8mm+2.8mm	3.0mm+3.0mm	3.2mm+3.2mm
Stores Energy	3000J	4500J	6000J	8000J	10000J	12000J
Electrode Pressure	4710N	7360N	12057N	12057N	15057N	15057N
Charging Voltage (DC-V)	50-400V	50-400V	50-400V	50-400V	50-400V	50-400V
Work Cycle	1.5s	2s	2s	2s	2s	2s

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Core Components

High-Capacity CD Spot Welding Machine composition

Barometer

Measures and monitors air pressure levels.

Cylinder

Provides pneumatic power for electrode pressure.

Solenoid Valve

Controls precise air-flow to pneumatic components.

Air Tank

Stores compressed air for pneumatic operations.

Microcomputer

Manages and automates welding operations.

Electrode

Conducts electric current to create welds.

Water Cooled

Thermal management system preventing overheating

Foot Switch

Operator control pedal for precise welding activation

Electric Capacity

Stores electrical energy for peak demands.

Radiator

Dissipates heat from the cooling system.

Transformer

Adjusts voltage to required welding levels.

Welding Sample

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