Natural glass bead is a kind of gray hollow ball which can float on water. It has thin wall, light weight, close and smooth surface, low heat conductivity, and it’s widely used in oil drilling. Chemical composition of natural glass beads are mainly with silicon dioxide and aluminum dioxide.
Recommended dosage:25~35% (BWOC)
Mainly used as light-weight additive in cement
Residue on Sieve(40 mesh), %
Rate of Water Entry(Breakage Included) (Ordinary Pressure,24h)，℃
It should be stored in cool,dry and ventilated areas and avoid being exposed to the sun and rain.
Shelf life:12 months.
20kg multi-ply paper sack with waterproof plastic film inside. Or based on customers’ request.