grp grating

D400(can load 40ton)

C250(can load 25ton)

B125 (can load 12.5ton)

A15(can load 1.5ton)

Load ability:

China standard

Europe standard

The standard:

xi)   other auxiliary materials

x)    Cr13

ix)   ethylene-propylene-diene-monomer

viii)  UV additive

vii)   promoter

vi)    firming agent

v)     Antioxidant

iv)    corundum

iii)    Quartz

ii)     glass fiber (E-glass 2400 Tex)

i)      unsaturated polyester resin(UP) (Iso type resin, vinyl ester resin)

The material:

Our company can produce all kinds of composite manhole cover, the standard is Europe standard and China standard.

frp manhole cover:

Our company can produce all kinds of composite manhole cover.