| 
 NO.  | 
 Test item  | 
 Unit  | 
 Requirements  | 
 Result  | 
| 
 1  | 
 Appearance  | 
 | 
 The laminated copper plastic strip shall be close contact,the surface shall be smooth and uniform,no crumple,no speckle and no mechanical injury  | 
 Pass  | 
| 
 2  | 
 Thickness Laminated copper plastic strip Copper Plastic   | 
 mm mm mm   | 
 0.21±0.025 0.15±0.012 0.058±0.013  | 
 0.21 0.15 0.060  | 
| 
 3  | 
 Tensile strength  | 
 MPa  | 
 ≥180  | 
 231  | 
| 
 4  | 
 Elongation  | 
 %  | 
 ≥15  | 
 17  | 
| 
 5  | 
 Peel strength  | 
 N/cm  | 
 ≥5  | 
 5.9  | 
| 
 6  | 
 Shear strngth  | 
 | 
 When the copper was broken,or the laminated layer of the copper and the plastic was damaged,the laminated layer of the plastic had no shear failure  | 
 Pass  | 
| 
 7  | 
 Hot lamination strngth  | 
 N/cm  | 
 ≥17.5  | 
 24.7  | 
| 
 8  | 
 Water resistance(68±1℃,168h) Peelstrength   | 
 N/cm  | 
 ≥5  | 
 6.4  | 
| 
 9  | 
 Filling compound resistance(68±1℃,168h) Hot-application filling compound Thixotropic fillinf compound   | 
 | 
 No strtified  | 
 Pass  | 
| 
 10  | 
 Corrosion test (0.1mol/L,HCL,480h)  | 
 Level  | 
 ≥7  | 
 >7  | 
| 
 11  | 
 Conductivity  | 
 %IACS  | 
 ≥90  | 
 92  | 
| 
 12  | 
 Dielectric strength Single side 1kV d.c,1min  | 
 | 
 NO breakdown  | 
 Pass  | 
| 
 Conclusion:The results are in accordance with the requirements of YD/T 723.4-2007 Laminated Metal Plastic Strip for Communication Cable and Optical Fibre Cable Part4:Laminated Copper Plastic Strip.  |