Quality Control For Offset Printing Machine Spare Parts
1. The first inspection: use the calliper and tensile hardness testing equipment to test the raw materials
The second inspection: as we cast the hair embryo, we will conduct the first inspection on the product, mainly to check the appearance and whether there are any defects in each part.
The third inspection: in our processed products, we will carry out manual measurement data for 24 hours to ensure that each product is sampled and cleaned by ultrasonic wave for some parts needed.
The fourth inspection: after the product processing is completed and the ultrasonic cleaning is carried out, we will conduct a hydraulic test on the product to detect 100% whether the product has any defects.
The fifth inspection: use manual spot check to carry out 100% sampling inspection on the products
The sixth inspection: the assembly line inspection on the appearance of each product, to confirm whether there is any defect, and on the product anti-rust oil for metal parts.
The seventh inspection: the assembly line inspection on the appearance of each product, to confirm whether there is any defect, and have the product Surface treatment for plastic parts.
The eighth inspection: last inspection 100% process on the appearance of each product, to confirm again whether there is any defect before shipment.
