1) Rolling welded steel tube:O.Dφ4.76mm～O.Dφ6.35mm,wall thickness 0.71mm
2) Bracket: steel plate (SPCC)thickness 0.6mm～2.0mm
1)Surface with electrophoresis coating to prevent the corrosion.
2)Inner cleanness can meet the requirement of CFC ＆R134a cooling system.
3)Can satisfy the cooling capability requirements.
Specification of R134a refrigerator
Residual moisture ≤20mg/㎡
Residual impurity ≤30mg/㎡
Residual mineral oil ≤7mg/㎡
Residual chlorine ≤0.3mg/㎡
Residual paraffin ≤0.2mg/㎡
Specification of coating
Coating thickness thickness of cathodic electrophoresis Coating≥18μm;
Hardness of coating ≥2H
Impact of coating 50cm .kg/cm impact, no crack
Adhesion of coating ≥two grade
Flexibility of coating Around R=3D bebd 180°,no crack or no fall off
Color tolerance of △E≤1.5
Corrosion resistant (salt spray GB2423) ≥150h.
We can provide the product according customer's drawing or samples.