What are the reasons for the defects of FRP grating?

 Defects in the FRP grating will reduce the quality of the product to a certain extent, so be very careful during the repair process. The original grid should maintain corrosion resistance, mechanical properties, and flame retardancy to avoid defects caused by uneven skin color, and excessive, improper, and excessive catalytic curing shortening operations.

FRP grating
FRP grating

The appearance quality of FRP grating includes uneven color, white, impurities, bubbles (appearance, center, bottom) and thickness error, no curing degree and the rich resin layer, cracking (formed by cured resin rich, lightening defects), thimble, warping To avoid defects such as distortion and compensation defects, it is necessary to establish a set of strict quality inspection standard system and norms. The appearance of the grille also dramatically affects the appearance quality of the product, so the grille forms a consistent crescent or anti-skid sand appearance, and it is also worthy of attention to have a smooth FRP grating manufacturer.

There are too many industrial samples, too many problems, and product quality is neglected. The goods supplied are quite different from the samples. Insufficient awareness of quality control in the production process will lead to many human-operated defects, such as uneven color, impurities, air bubbles, thickness errors, resin layers, defects, defects, etc. Defects of the cured system are white formation, blistering, delamination, insufficient curing, cracking, etc. Another shortcoming of deformation is mainly caused by the unreasonable shortcomings of the fiber layer structure and curing system, and many manufacturers do not handle it very well. In addition, the color of FRP grating products is seriously aging, mainly because the quality of the pigment paste is poor, and no quantitative ultraviolet absorber is added.

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