Product advantages

WR89 new generation sealant and WR90 new generation sealant have the following advantages:

biodegradable

Environmentally friendly products that meet the requirements of sustainable development

Self-destruction increases safety

Scour resistant

Resistant to all types of grouting operations

Compatible with emergency sealant

Control consumption

It also has adhesion on completely wet surfaces

Evenly filled

Keep containment → reduce the risk of collapse

Certified by the tunnel boring machine manufacturer