Costar RM 40 is heavy duty; polymer modiﬁed structural patching concrete with high ultimate compressive strength and abrasion resistance. It is specially designed for use on vertical and horizontal concrete repair and reinstatement in large or small areas.
- Easy to prepare and quick to apply.
- Excellent workability
- Improves impermeability and chemical resistance.
- Improves compressive strength and durability; ideal for structural repairs
- Excellent high build properties
- Zero VOC content and freeze/thaw resistant