German firm 2582 Rotec is offering expanded silicate as an environmentally friendly and versatile material option for construction projects. The company mines the mineral raw material, refines it, and can supply specific granulates to meet a customer order. This lightweight aggregate is a mineral natural product that can be used in lightweight concrete blocks and panels for duties such as insulation, as well as fine concretes and filter materials. The firm offers this as a cost-effective solution under the brand name Rotocell Rotec sells a dry and light weight granulate in 8 grains sizes from 0.04-4mm and from 0.09-0.3mm with a bulk density of 390 kg/m³.
