Qh-1/H Metal Powder Spray Welding Torch Oxygen Acetylene Flame Welding Gun Us Product Description:? Heat the Acetylene Flame on the Workpiece to 300-400 Degrees Celsius. The Distance Between the Nozzle and the Workpiece Surface Is 120150 Mm. At the Same Time, the Self-fluxing Alloy Powder Can Be Evenly Sprayed on the Surface of the Workpiece, and Then Melted by the Flame to Appear on the Surface Mirror Surface, Gradually Moving the Melting Position, so That the Alloy Powder and the Workpiece Are Polarized and Dispersed. Different Alloy Powders Can Be Used to Obtain Different Properties of Wear-resistant and Corrosion-resistant Layers.Due to the Uneven Particle Size of the Powder, or Becoming Wet, the Powder Valve Switch Is Invalidated and Block. Oxygen Acetylene Flame Welder Metal Powder Spray Gun Gas Welding Torch QH-2/h US. Qh-1/H Metal Powder Spray Welding Torch Oxygen Acetylene Flame Welding Gun Us. Due to the Uneven Particle Size of the Powder, or Becoming Wet, the Powder Valve Switch Is Invalidated and Blocked, and Should Be Repaired in Time. If It Is Used Again, Dry Powder Must Be Used. Clean the Spray Gun Regularly to Avoid Obstruction of the Air Tube Hole. When Cleaning the Tube Hole, Pop up and Clean the Powder Feeder. Nozzle Diameter: 3pcs (0.9 /1.1/1.3). Power Velocity: 0.4-0.6/0.6-0.8/0.8-1.0. Gas Type: O2, C2h2 (Acetylene). 1 X the Connecting Nuts. 1 X Powder Bucket Seat. 1 X Control Powder Feeder. 1 X Powder Pressing Hand. 1 X the Acetylene Joint. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday.