1. The wire is scratched

Solution: Check the axial friction part with the wire, such as the pulley, etc.;

2. The temperature of the lubricating fluid is too high

Solution: Strengthen the cooling, and the severe scratches can be treated with forced cooling;

3. The alkali content of the lubricant is too high, the grease content is too low, and it is not clean

Solution: Keep the lubricant clean and perform regular tests to keep the composition stable;

4. Die hole is not smooth and clean, there are cracks, sand holes

Solution: Strengthen the repair and management of line molds, and unqualified line molds cannot be used on the machine;

5. The lubrication area of the die hole is blocked

Solution: filter the lubricant to eliminate suspended solids and metal chips in the lubricant;