For Fiberglass roving for road surface reinforcing, firstly, we need to mention fiberglass spray up roving specs.

For glass type, we have C-glass and E-glass; For some other fiberglass roving specs, we have direct roving and assembled roving, while for spray up roing, there is only one spec: assembled roving;

Fiberglass spray up roving has many usages, mainly used for spray up chopping process.

Here we talked about some notes of fiberglass spray up roving for road surface.

1. C-glass and E-glass spray up rovings are both available in the road surface reinforcing;
2. Working conditions’ tempreture, no less than 15℃, otherwise the rovings are easy to gather into cluster;
3. Humidity and other working conditions;

Source: http://ddfiberglass.com/road-surface-fiberglass-roving.html