


As we all know, there are fiberglass pultruded gratings and fiberglass molded gratings, but how to divide gratings by the shape? Generally speaking, fiberglass grating can be divided to four categories, the most important is divide according to product usage as well as the characteristics of their classification.
According to common usage rules it can be roughly divided to following few categories:
Pultruded fiberglass grating is made using premium grade isophthalic polyester, vinyl ester or phenolic resin systems with a synthetic surfacing veil, making it corrosion resistant, lightweight, and durable. Pultruded fiberglass has a grit surface for safety, and a greater strength to weight ration than molded fiberglass grating. A 35% / 65% resin to glass ratio provides greater strength and less corrosion resistance than molded fiberglass. This product is better suited for longer life spans. For more on pultruded fiberglass grating, click here.

