DTN1-25KW metal shell pneumatic spot welding machine

The DTN1-25KW metal shell pneumatic spot welding machine adopts microcomputer control and LCD display parameters, which is accurate, intuitive and convenient. When welding, the sparks are small and the welding is firm. Suitable for welding of hot and cold plates, stainless steel plates, stainless steel wires, nuts and other workpieces. The welding machine is equipped with an all-copper transformer and wide-voltage technology. The voltage can be automatically adjusted up and down by 20%. When used normally, the operation is simple. Pressure time, welding current, welding time, maintenance time and rest time can all be completed on the microcomputer controller. adjust.

Specifications

Model		Unit	DTN1-25KW
Primary voltage		V	380
Rated capacity		KVA	25
Rated input current		A	66
Maximum short circuit current		KA	13
Rated load duration		%	20
Secondary voltage regulation stage		V	Stepless voltage regulation
Secondary no-load voltage		mm	0.5-3.52
Extension length of electrode arm		mm	320
Distance between electrode arms		mm	220
Maximum pressure between electrodes		N	4000
Cylinder stroke		mm	50
Electrode size	Electrode arm	mm	Ф42
	Electrode holder	mm	Ф20
	Electrode head	mm	Ф16
Welding thickness	Low carbon steel	mm	2+2/0.8+0.8
Compressed air pressure		mpr	0.3
Compressed air consumption		M3/h	12
Cooling water flow		L/min	4
Input wire cross-sectional area		mm2	8

Product Description

Product Advantages

The DTN1-25KW Metal Shell Pneumatic Spot Welding Machine is engineered to deliver consistent performance in industrial environments, combining structural durability with process reliability to support stable, high-quality production.

High structural strength: The robust metal shell effectively protects internal components from impact, dust, and industrial interference.
Stable welding performance: Optimized power transmission ensures uniform weld spots with excellent penetration and minimal deformation.
Energy-efficient operation: The balanced power design reduces unnecessary energy loss while maintaining strong welding output.
Long service life: Key components are designed for intensive use, ensuring low failure rate and reduced maintenance frequency.

Technical Features

The machine integrates multiple design highlights that enhance both operational efficiency and welding precision.

Pneumatic pressure control system
Provides stable and uniform electrode pressure, ensuring consistent weld quality.
Advanced control architecture
Enables precise coordination of welding parameters for repeatable production results.
Wide material adaptability
Designed for effective welding of various metal workpieces with different thicknesses and surface properties.
High thermal efficiency
Supports rapid heat concentration for clean and reliable spot welding joints.

Application Scope

The DTN1-25KW Metal Shell Pneumatic Spot Welding Machine is suitable for a wide range of light-to-medium industrial welding tasks, especially where accuracy and stability are critical.

Welding of sheet metal structures
Fabrication of stainless steel components
Assembly of metal frames and brackets
Processing of hardware parts and fasteners
Production lines for household appliances and metal enclosures

Performance Highlights Overview

Feature	Description
Operating Stability	Ensures continuous and reliable welding during long working cycles
Weld Consistency	Produces uniform spot size with strong bonding strength
Structural Durability	Reinforced metal shell provides industrial-grade protection
Operational Efficiency	Optimized design for smooth, uninterrupted workflow
Adaptability	Suitable for a wide range of metal workpieces and industrial environments

Value and Practical Benefits

The DTN1-25KW Metal Shell Pneumatic Spot Welding Machine enhances production efficiency while reducing operational complexity. It offers a balance of precision welding, stable output, and industrial-level durability, making it an ideal solution for manufacturers seeking dependable performance and consistent weld quality in automated or semi-automated production lines.

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About

Anhui Dingju Welding Technology Co., Ltd.

A more than 20 years comprehensive enterprise, it has gradually expanded its production capacity to manufacturing of welding machines. We are China Wholesale DTN1-25KW metal shell pneumatic spot welding machine Suppliers and OEM/ODM DTN1-25KW metal shell pneumatic spot welding machineFactory.
We have various advanced equipment that can bring us higher quality production, and our products are exported to North America, South America, Western Europe, South Africa and other regions, and have received widespread praise.

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