Istra 40 4.0
ISTRA 40 4.0 is a normal setting, rapid hardening Calcium Aluminate Cement with high early strength and with versatile uses as a base product.
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- AI 2O 3 -content ~ 40%
- Anthracite brown
- High early and final strength values
- Refractoriness up to 1250°C
- Resistance to biogenic sulfuric acid corrosion
ISTRA 40 is used in the field of building chemistry, e.g. in flooring products, repair mortars and tile adhesives.
If the focus is on refractory quality, then ISTRA 40 is ideal for insulating concretes and heat-resistant flooring in production halls, for example.
We welcome the opportunity to provide you with customized support regarding specific product or project questions – please contact us directly, so we can discuss your individual needs.