- Delivery one month
- Product description: 10 years experience produce plastics handle and plastic bar mold and parts in China, it through injection molding and ultrasonic welding technic.
Injection molding operation requirements
1，Quality requirements for plastic products
1, After injection molding products, must ensure the integrity of product structure, do not allow the lack of material, overflow phenomenon.
2. The surface color of the product is bright, uniform and full.
3. The surface of the product is not charged
4. The shape of the product is regular, and deformation, distortion and obvious bubbles inside the product are not allowed.
5. The product can cooperate with relevant parts normally and cannot be separated normally without external force.
6. For the product to be assembled, the operator shall conduct self-inspection after assembly to ensure that the product meets the quality requirements. There is no failure to install in place, failure to install or fracture occurs.
2，The plastic product repairs the burr edge request
1. The feed mouth of the product is generally cut with a trimming knife. And the cutting position cannot be whitened explicitly.
2, When using the knife to repair the edge, force should be from the inside out to repair the product. Force direction is not allowed to have the other hand block.
3. The force on the handle of the product should be even when the rough edge is repaired. So as to ensure that the force is not stagnant at one time and the end of the repair can ensure the appearance of the edge after the trimming is complete.
4, The surface of the product is not allowed to have wavy lines and uneven defects.
5. For the part removing the feeding mouth, the trimming should be smooth, and minor scratches caused by improper trimming are allowed within the scope of 10. Other parts are not allowed to have should be trimmed improperly caused scratches.
6. For different products, it is suggested that different types of tools should be used to ensure product quality and improve trimming efficiency.
7. Improper trimming operation is not allowed to cause damage to other qualified surfaces (such as good surface scratches, cuts, etc.).
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