| DM-PT4000 |
Continuous soldering (at FFF intervals) |
Pulse welding (when the interval is not FFF) |
| Welding current (A) |
5-400 |
5-400 |
| Arc-inducing current (A) |
5-400 |
5-400 |
| Dimensional arc current (A) |
1-20A |
1-20A |
| Arc closing current (A) |
5-400 |
5-400 |
| Rise time (S) |
0.1-5.0 |
0.1-5.0 |
| Descent time (S) |
0.1-5.0 |
0.1-5.0 |
| Weld Time (ms) |
No |
10-990 |
| Interval time (ms) |
FFF |
10-990 |
| Protective gas advance (S) |
0-5.0 |
0-5.0 |
| Protective gas delay (S) |
1-20 |
1-20 |
It is suitable for the welding of low carbon steel, high and low alloy steel, stainless steel, titanium alloy, copper, nickel and their alloys. It can meet the needs of precision welding and high-quality and efficient welding in chemical industry, pressure vessel industry, aerospace industry and ordnance industry.
Function Configuration
◈
1. Continuous pulse welding
◈
2. Continuous welding
Features of Welding Machine
✓
The power supply adopts high-speed DSP chip as the control core, and the whole welding process adopts waveform control, ensuring a stable process and excellent dynamic quality.
✓
Using IGBT soft switching technology for smaller switching stress, extended service life, high efficiency, and energy saving.
✓
Stable current output with a wide regulation range (adjustable from 2-400A).
✓
High voltage design ensures smooth arc starting and maintains arc stiffness and length.
✓
Adjustable arcing current, base current, and dimensional arc current (2-20A) to reduce torch load.
✓
Adjustable current rise/fall time and gas delay time.
✓
Multi-group data storage for convenient storage, flexible call, and simplified operation for technicians.
✓
Equipped with a high-power refrigeration water tank for long-term operation in high-temperature environments.
✓
Clear control panel interface for simple and intuitive operation.
Characteristics of Plasma Welding
★
High Energy: High arc energy and strong penetration capabilities.
★
Precision: Long and thin arc column, allowing thin workpiece welding without grooves, shortening preparation time.
★
Stability: The weld quality is insensitive to arc length changes due to the cylindrical plasma arc shape with a very small divergence angle (approx. 5 degrees).
★
Efficiency: Fast welding speeds, 3-5 times faster than ordinary argon welding.
★
Keyhole Effect: High energy density allows for stable keyhole effects, obtaining excellent one-sided welding and two-sided forming.
★
Longevity: Electrodes are recessed in the nozzle, preventing pollution, burn-out, and tungsten inclusion in the weld metal.
Frequently Asked Questions
Q1: Which materials are compatible with the DM-PT4000?
A1: It is ideal for welding stainless steel, titanium alloy, copper, nickel, low carbon steel, and various high/low alloy steels.
Q2: How does the welding speed compare to traditional methods?
A2: Plasma welding with this machine is significantly more efficient, typically reaching speeds 3-5 times faster than standard argon welding.
Q3: Does the machine support customized welding parameters?
A3: Yes, it features multi-group data storage, allowing operators to save and recall specific settings for different tasks easily.
Q4: What are the benefits of the recessed tungsten electrode design?
A4: The electrode stays within the water-cooled nozzle, avoiding contact with the workpiece. This prevents tungsten inclusion in the weld and extends electrode life.
Q5: Is this machine suitable for heavy-duty industrial environments?
A5: Absolutely. It includes a high-power refrigeration water tank specifically designed to handle long-duration operations in high-temperature industrial settings.
Q6: What is the significance of the 5-degree divergence angle?
A6: A small divergence angle means the arc is highly focused and straight. This makes the weld quality consistent even if the arc length fluctuates slightly during operation.
