Product Name: Zinc Spraying Machine 180 Model Model NO.: Zinc spraying machine 180 Model Condition: New Method Type: Manual Coating: Zinc Wire Application: for Welded Tubes Type: Arc Spraying Machine Spray: Electric Arc Spraying Trademark: Canchun Transport Package: Wooden Case Origin: China HS Code: 8424899990 Product Description Zinc spray machine 180 modelDescriptionZinc spraying machine is especially designed for seam coating for welded tubes .it is the only suitable model for zinc spraying on welded tubes at present in China .Feature1.Higher spraying efficiency ,safe and easy operation2.Higher adhesive force between the coating and the substrate.3.Higher rate of zinc deposition-75% above4.Even and stable feeding speed,ensuring swift and reliable arc generation5.Capacity of continuous and stable long working time6.It's especially suitable for zinc-patching of weld seam in tube welding lineTechnical ParametersThe complete set of equipment consists of a250 high-speed arc spray gun and a180 model arc spraying machineUser prepare:air compressor ,air cleanerTable 1(Basic parameter)ItemBasic parameters1Weight of Spray Gun2.65kg2Operating pressure /Consumption of spray gun≥0.5Mpa/2.87m3/min3Wire-feeding pulling force of spray gun≥9.8kg4Wire-feeding speed of spray gunStepless spreed regulation5Weight of arc spraying machine120kg6Input power supply380V (three-phase)50Hz7Maximum output current180A8No-load output voltage20-27V9Arcing time factor(180A)100%10Temperature85ºC11CharacteristicFlat characteristicTable2 Main technical parameters(for reference)Spraying materialWire diameter(mm)Frequently-used working current(A)No-load voltage(V)Maximum efficiency of spray painting(kg/h)Zinc wireΦ1.0-φ2.020-18020-294-16Schematic diagram of electric arc sprayingPrinciple :act as consumable electrodes ,two coated metal wires are fed at aconstant speed and are melted by electric arc produced between ends of two metal wires .Subsequently ,melted metal wires are atomized into small-grained and evenly distributed particles and are sprayed onto workpieces' surfaces by compressed are flow to form coatings ,When operation of spray coating is performed ,two wires intersecting wire each other at an angle are (30ºC-40ºC at usual conditions )are continuously fed and respectively connected wire power supply's positive and nagative electrodes ,Arc is generated at the ends of metal wires ,Under the action of power supply ,stable combustion of arc is maintained ,Behind the point where the arc is generated ,melted metal wires are atomized into fine particles and sprayed onto pre-treated substrate's by high-speed compressed air flow so as to form coatings