Zibo Best Energy-Saving Materials Co., Ltd. supply environment protection
FRP manhole cover, one of the popular size is the D400 of round type 700mm. Basically, its comprehensive performance and economic index have surpassed that of cast iron manhole cover, and it can solve the problem of theft. At the same time, it can reduce the consumption of resources and has important economic and social value. Resin manhole cover has the advantages of light weight, high strength, simple molding, low rolling noise, good chemical corrosion resistance, good acid and alkaline resistance, beautiful appearance, etc, it has the advantages that the cast iron manhole cover doem not have.
The surface of the resin manhole cover is exquisitely designed, the color is bright and adjustable, the urban environment is beautified, the wieght is light, and the resin manhole cover has no recycling value, natural anti-theft, resin inspection manhole cover through scientific formula, advanced technology, perfect technical equipment to make the product can be used normally in -50℃ - +150℃ environment, acid and alkali resistance, corrosion resistance, wear resistance, wear resistance, long service life, in line with the resin manhole cover standard.
