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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60NL/min 95%-99.999% Nitrogen Generator for Laser Welding Machine with PLC Control

ZHN-03S Industrial Nitrogen Generator for 1 laser welding machines
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  • ZHN-03S

ZHN-S Series Industrial Nitrogen Generators for Laser Welding

激光焊接ZHN-02-PLC-01

*(60Nm³/h High-Capacity Models with Smart PLC Control)*


Technical Specifications Comparison

Parameter ZHN-01S (20Nm³/h) ZHN-02S (40Nm³/h) ZHN-03S (60Nm³/h)
Dimensions (L×W×H) 500×600×1090mm 500×600×1000mm 580×590×1310mm
Weight 113.2kg 122.5kg 150.5kg
Power Consumption 56W 66W 70W
Air-Nitrogen Ratio 6.4:1 5.6:1 5.9:1
Noise Level ≤62dB(A) ≤64dB(A) ≤68dB(A)

Common Features:
✔ 95%-99.999% adjustable purity
✔ 0.5-0.8MPa output pressure (±1%)
✔ 100-250V AC, 50/60Hz global voltage


⚙️ Core System Components

  1. Smart Control Panel

    • 7" multilingual touchscreen (EN/DE/JP/CN/ES)

    • 50+ preset welding programs

    • Real-time O₂ monitoring (0-25% range)

  2. Advanced Air Treatment

    • 3-stage filtration:
      ① 5μm particulate → ② 0.1μm coalescing → ③ Activated carbon

    • Auto-drain refrigerated dryer (-40°C dew point)

  3. PSA Generation Module

    • Military-grade carbon molecular sieves

    • Automatic bed balancing technology


Performance Data by Material

Application Optimal Settings Weld Quality
2mm Stainless 18L/min @ 99.9% Ra 0.3μm, zero discoloration
4mm Aluminum 35L/min @ 99.99% Porosity <0.02%
6mm Titanium 25L/min @ 99.999% ASTM F136 compliant

️ Installation & Maintenance

  • Space Requirements:

    • 0.6m clearance on all sides

    • 31m³/min oil-free compressed air

  • Service Intervals:

    • Monthly: Filter replacement (5min tool-free)

    • Annual: CMS sieve inspection

ZHN-01-02-03S


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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.
We offer comprehensive OEM/ODM services and spare parts for diverse industries. Our R&D team of over 50 experts ensures cutting-edge innovations, while our international support team of 21 professionals provides global service.

 

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