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Changzhou Xinxin Refrigerator Equipement Co., Ltd
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Click to enlarge image
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Specifications
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Raw material
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• Rolling welded steel tube: ? 4.76 ~ ? 6.35 ×0.71 , • Low carbon steel wire O.D1.4 ~ 1.6mm • Bracket: steel plate(SPCC) thickness 0.6 ~ 2.0 Steel plate : SPCC thickness 0.6 ~ 0.8
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Structure
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• Flat type of wire on tube condenser used at the back; • Bended or spiral type of wire on tube condenser used at the bottom; • Wrapped type of tube embed on plate
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Key process
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Tube Bending, Welding, Fix the bracket, Weld the suction tube, Leakage test, Cleaning, Coating, (Folding or bending to shape), Inspection, Packing
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Technical standards
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Wire pitch ≥ 5 ㎜ Can produce according to the drawing or sample supplied by clients, also can help the clients design and produce different condensers.
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Performance
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• Surface with electrophoresis coating to prevent the corrosion. • Inner cleanness can meet the requirement of R134a & CFC cooling system • Can satisfy the cooling capability requirements.
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Capacity
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2.5 million sets per year (8000 sets per day)
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R134a Cooling System Tube Inside Standards
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Residual moisture
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≤ 5 ㎎ /100cm3
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Residual impurity
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≤ 10 ㎎ /100cm3
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Residual mineral oil
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≤ 100 ㎎ /100cm3
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Residual chlorine
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≤ 5vloppm
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Residual paraffin
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≤ 3 ㎎ / ㎡
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Biggest single impurity
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≤ 0.5mm
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| Specification of E-coating |
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Coating thickness
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• thickness of Anodic electrophoresis coating 18 ~ 22 μ m;
• thickness of cathodic electrophoresis coating 15 ~ 20 μ m;
thickness of wire-tube evaporator powder coating:60 ~ 300μ m |
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Hardness of coating
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≥ 2H
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Impact of coating
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50cm?kg/cm impact, no crack
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Adhesion of coating
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≥two grade
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Flexibility of coating
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Around R=3D bend 180?, no crack or no fall off
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Color tolerance of powder painting
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Δ E ≤ 1.5
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Corrosion resistant (salt spray GB2423)
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• Anodic electrophoresis coating ≥24h; • Cathodic electrophoresis coating ≥72h;
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