Scope of Application

【Operating Instructions】

This machine tests whether a zipper can withstand a specified number of reciprocating pulling operations under both transverse and longitudinal tension. During the test, the machine drives the zipper puller at a constant speed of 30 reciprocating movements per minute until the specified number of cycles is reached.

**YG824 Zipper Load Reciprocating Tester**

**【Scope of Application】**  

This machine tests whether a zipper can withstand a specified number of reciprocating pulling 

operations under both transverse and longitudinal tension. During the test, the machine 

drives the zipper puller at a constant speed of 30 reciprocating movements per minute until the 

specified number of cycles is reached.

**【Applicable Standards】**  

CNS-1083, QB/T 2171

**【Technical Parameters】**  

1. **Reciprocating stroke:** 75 mm  

2. **Width of transverse clamping device:** 25 mm  

3. **Total weight of longitudinal clamping device:** 0.28 – 0.34 kg  

4. **Distance between the two clamping devices:** 6.35 mm  

5. **Specimen engagement angle:** 60°  

6. **Specimen opening angle:** 30°  

7. **Counter:** Electronic, up to 999,999 cycles  

8. **Dimensions:** 28 × 55 × 66 cm  

9. **Weight:** 35 kg