The reason why scrap Jam came out as blow: 1. Drain hole is small; 2. Drain hole is a little big,scraps turning over; 3. Die weared, burr is too big; 4. Stamping oil added speeding, got problem for oil-sticking; 5. Die blading surface is too rough, power scraps sintering attached to the blade; 6. Raw
The reason why crushing came out as blow: 1. Gap is too big; 2. Unsuitable feeding; 3. Too much stamping oil,scraps pasted on the part; 4. Tooling without demagnetization; 5. Punch weared, scraps pressed on the punch; 6. Punch is too short, length isn’t enough when inserted to the die; 7. Raw material is too
The reason why burrs came out as blow: 1. Die insert Abrasion; 2. The gap is too big, there is no evident effect by grinding and repair the die; 3. Die insert corner-Chipping; 4. The gap between punch and die unreasonable, it can be shift up and down or losening; 5. Tooling dislocated. The relative
