What quality defects EOE cans curling process will exist? The following beverages lid by professional production, iron and aluminum EOE businesses - Packaging Ltd., Dongguan City real promise to provide you a brief introduction about it, hoping to be helpful to you.

1, sharp edges and crimp the top of the inside of the mouth faster front opening, said sharp edges, sharp edges when broken to the extent that the metal plate and cheering mouth. Fast mouth curling is a serious flaw, also known as roll edge, fins, etc. Boren.

2, fake volume (fake letters) refers to the volume of false lid folded folded body hook hook pressed, but not mutually hooking curling, curling body is essentially no bite the hook and lid hook, curling is a serious flaw .

3, large sag sag refers big cans or lids sealing edge due to a serious collision deflated, causing cans, lids without mutual hooking in the lower bead flange significantly exposed like cans, is a serious curling defects.

4, jumping seal (skip) jump closure is due to thick weld bead sealing seam roller to skip past the cans could not be pressed to curling phenomenon. Jump at the seaming seal tightness inadequate, is a major crimp defects.

5, curling curling incomplete incomplete sealing process refers to the local curling due to the pressure head lid or seal slipping wheel rotation caused by the poor and other reasons not fully pressed phenomenon, also known as sliding seal, is The main crimping defects. Its characteristics are a part of normal thickness curling part is thick (loose). Countersink wall may be accompanied by slippage caused due to the indenter rounded fold deformation. Road closures crimping head slide show of teeth along the perimeter signs, two curling slide closure makes curling incomplete (loose), also may be associated with the phenomenon of curling scratches.

Also include curling "teeth", iron tongue or vertical lip curling broken, spliced rate does not meet the requirements of tightness (wrinkles degrees) does not meet the requirements, and a series of curling curling damage defects.