DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.
DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.
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ZHN-01
(Precision Gas Supply System for Oxidation-Free Welding)
Parameter | Specification |
---|---|
Nitrogen Flow Rate | 20 Nm³/h (adjustable 5-22L/min) |
Purity Range | 95%-99.999% (digital control) |
Intake Pressure | 0.6-0.8 MPa (compressed air required) |
Output Pressure | 0.5-0.8 MPa (±1% stability) |
Air Consumption | 31 m³/min (oil-free air) |
Power Consumption | 50W (energy-saving mode) |
Voltage/Frequency | AC 100-250V, 50/60Hz (global use) |
Air-Nitrogen Ratio | 6.4:1 (optimized efficiency) |
Weight | 59 kg (portable design) |
Dimensions (L×W×H) | 450×500×780 mm |
✔ High-Precision Control
Real-time purity adjustment (95%-99.999%)
±0.5% O₂ analyzer accuracy (built-in)
✔ Energy Efficient
50W power (saves 60% vs. competitors)
Auto-standby mode during idle
✔ Compact & Robust
30% smaller footprint than standard units
Powder-coated steel casing (IP54 rating)
✔ Smart Operation
7-inch touchscreen (supports 5 languages)
Fault self-diagnosis system
Material | Optimal Purity | Flow Rate | Weld Quality |
---|---|---|---|
Stainless Steel | 99.9% | 15L/min | Ra 0.4μm, no oxidation |
Aluminum | 99.99% | 12L/min | Porosity <0.05% |
Titanium | 99.999% | 10L/min | Medical-grade finish |
PSA nitrogen generator unit
3-stage filtration system (5μm+0.1μm+activated carbon)
Automatic drainage valve
Multilingual user manual
(Precision Gas Supply System for Oxidation-Free Welding)
Parameter | Specification |
---|---|
Nitrogen Flow Rate | 20 Nm³/h (adjustable 5-22L/min) |
Purity Range | 95%-99.999% (digital control) |
Intake Pressure | 0.6-0.8 MPa (compressed air required) |
Output Pressure | 0.5-0.8 MPa (±1% stability) |
Air Consumption | 31 m³/min (oil-free air) |
Power Consumption | 50W (energy-saving mode) |
Voltage/Frequency | AC 100-250V, 50/60Hz (global use) |
Air-Nitrogen Ratio | 6.4:1 (optimized efficiency) |
Weight | 59 kg (portable design) |
Dimensions (L×W×H) | 450×500×780 mm |
✔ High-Precision Control
Real-time purity adjustment (95%-99.999%)
±0.5% O₂ analyzer accuracy (built-in)
✔ Energy Efficient
50W power (saves 60% vs. competitors)
Auto-standby mode during idle
✔ Compact & Robust
30% smaller footprint than standard units
Powder-coated steel casing (IP54 rating)
✔ Smart Operation
7-inch touchscreen (supports 5 languages)
Fault self-diagnosis system
Material | Optimal Purity | Flow Rate | Weld Quality |
---|---|---|---|
Stainless Steel | 99.9% | 15L/min | Ra 0.4μm, no oxidation |
Aluminum | 99.99% | 12L/min | Porosity <0.05% |
Titanium | 99.999% | 10L/min | Medical-grade finish |
PSA nitrogen generator unit
3-stage filtration system (5μm+0.1μm+activated carbon)
Automatic drainage valve
Multilingual user manual
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