Product introduction

With the excellent performance of CONDAT in the tunnel field for more than 20 years, WR89 ushers in a new generation of products: WR 89 NG

WR 89 NG is a fire-resistant shield tail sealing grease specially used for shield machines.

This product has been specially developed to ensure the water tightness of the shield machine to fresh water and sea water.

WR 89 NG has good use economy and no toxicity to the environment.

Important characteristics

Good adhesion on various material surfaces
Good water loss resistance
Low usage
Flame retardant
Biodegradable (OECD 301)

Product performance

WR 89 NG has the following properties:

1. Flame retardant
2. Waterproof and waterproof shower
3. Anti leakage mortar
4. Plasticity
5. Wide viscosity (shield surface and segment surface)
6. Self adhesion
7. Low usage

WR 89 NG is not toxic to the environment.

WR 89 NG has excellent pumpability. Generally, when the ambient temperature changes, the pumpability is basically unchanged, so that WR 89 NG can be injected into the shield tail more easily.