Product introduction

WR 90 NG is the grease used to fill the shield tail brush for the first time. The grease is flame retardant and harmless when welding and cutting the shield tail brush. It is recommended to use appropriate tools to complete the filling method. After filling WR 90 NG for the first time, the grease will remain in the shield tail brush and provide a good protection for the tail brush. Kangdate Company provides a complete set of shield tail sealing grease series for shield machine: WR 89 NG and WR 90 NG. this The two oils are complementary to each other.

WR 90 NG is filled with shield tail metal brush, while WR 89 NG is pumped to shield tail during shield tunneling.

WR 90 NG is a biodegradable product, which is harmless to the environment.

Important characteristics

Good adhesion on various material surfaces
Good water loss resistance
Prevent slurry leakage
Flame retardant
Environmentally friendly

Product performance

WR 90 NG has the following properties:
■ Flame retardant
■ Waterproof and waterproof shower
■ Prevent slurry erosion
■ Waterproof penetration
■ Scalability
■ Stickiness of metal surface
■ Easy to fill into the tail brush
■ Self adhesive
■ Use economy