Orange Peel Powder Coating Defects

These areas with too much powder will suffer from back ionization and from defects like orange peel.

Orange peel powder coating defects.

Knowing orange peel in powder coating is not ideal it is important to know some of the. Excessive is in the eye of the beholder of course. And resembles orange peel specialized coating systems pty ltd www speccoats co za 0861 37 2468. Posted by on 22 september 2017.

It can be caused by a film being too thick or thin or other issues. Rejects are the bane of any job shop s existence when applying powder coatings pulling apart out of the oven only to see whorls of orange peel powder sections where the coating has sagged or opacity issues bring a particular kind of dread alongside the question of what happened. Coating defects fault finding coating defects page 1 of 35 issue date. The level of orange peel is visually determined by comparing to industry standards typically the powder coating institute pci visual smoothness standards.

One of the most common quality issues with powder coating is an orange peel effect. Rejects are the bane of any job shop s existence when applying powder coatings pulling a part out of the oven only to see disappointing orange peel spoiling the powder coated finish sections where the coating has sagged or opacity issues bring a sigh of frustration alongside the question of what happened. When powder coating jobs go wrong. Powder coating defects and causes related to application are the easier issues to solve.

Hi as described orange peel is in fact a surface defect. Back ionization can form when your gun to part distance kvs and microamps aren t monitored closely enough. Orange peel is short or long waviness of the powder coating after curing. Coating defects fault finding coating defects page 10 of 35 issue date.

Defined as an uneven texture of smooth finish products that resembles the skin of citrus fruit. Powder coating application problems. The term orange peel refers to a bumpy coating surface that resembles the surface of an orange. One of the most common causes for this is the quality of the powder coating you are applying mainly the particle size distribution as described by shane.

Below you will find a description of the problem its possible causes and how to solve it. It may be barely noticeable or very obvious. We have divided the top powder coating problems into powder application problems and coating properties problems. Posted by on 11 july 2017.

Whether your powder coating or liquid coating orange peel is usually not desirable because it creates a poor overall finish appearance when your all done coating your product.