Product: The material of the product is PA66, the annual product is 500,000, and the total amount is 3 million. The position and diameter of the installation hole must be within the tolerance range.

Scheme: redesign the mold; Laser printing of heterosexual waterways; The mold material is MS1, the hardness is 56 degrees; The design life of the mold kernel is 300 thousand.

Status: Product size inspection qualified; Injection time is 10.6-11.8 seconds; So far 322,000 have been produced.