Main material : 
1. Bundy Tube : Φ4.76 ,Φ6 ,Φ6.35,Φ8,Φ9.52 , Wall thickness : 0.7mm 

2.Low carbon steel wire : Φ1.0~1.6mm 

3.Bracket : Steel Plate (SPCC) ,thickness 0.6~1.5mm

4.Steel plate : SPCC , thickness 0.3~0.4mm 

Performance : 
1. Surface with electrophoresis coating to prevent corrosion 

2. Inner cleaness can meet requirement of R134A ,CO2 , cooling system 
3. Can meet different cooling capacity requirement .

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.