Precision Pulse
Strict Quality Control
Step1
Raw Materials Check
Etapa 2
Sewing check
1. Thread Quality: Verifying its strength, durabilidade, and colorfastness to ensure resistance to wear.
2. Stitch Consistency: Checking for variations in stitch length, tightness, and alignment to provide a polished final product.
3. Seam Reinforcement: Verifying the reinforcement of critical seams, such as stress points or areas prone to wear, through additional stitching.
Etapa 3
Surface Finish Inspection
Etapa 4
Function Test
1. Puller and Teeth Inspection: Check the function of the zipper puller and make sure the teeth fit together properly.
2. Durability Testing: Evaluating the zipper’s durability through repeated opening and closing cycles.
Etapa 5
Compliance with Standards
1. Random Sampling Techniques: Selecting random samples from bulk materials for inspection to ensure representative assessment.
2. International Standards: Ensuring that materials comply with industry-specific international standards.
