Now we all know the advantages of SGCD Prepainted Steel Coil, because its characteristics are widely recognized, so the utilization rate is more and more high, and forming simple, good chemical resistance, beautiful appearance. Let's understand the reasons for the quality problems of SGCD Prepainted Steel Coil.

SGCD Prepainted Steel Coil bending characteristics of bad, steel bending 180 degrees test, the processing part of the coating cracking and coating peeling. Cause: too much preprocessing. The coating is too thick. Overbaking. The manufacturer of the lower coating is different from that of the upper coating, or the use of the thin material is improper. The hardness of SGCD Prepainted Steel Coil is not good. Use a drawing pencil to draw a line on the surface of the coating, leaving a scratch on the surface after erasure. Cause: low furnace temperature, coating curing insufficient. Improper heating conditions. The coating thickness is thicker than specified.

The above is about the SGCD Prepainted Steel Coil for sale quality problems, because its advantages are more and more widely used, do not understand can contact us, we will give you professional answers, to avoid blind use caused by losses, I hope the above content is helpful to you.