MICRO-GEL Bentonite for Micro-Tunneling and Tunneling - Brochure
MICRO-GEL is a bentonite product designed and engineered for micro-tunneling and tunneling applications. MICRO-GEL is engineered to promote low fluid loss and increased lubricity, which translates to low jacking pressures. The integrity of the tunnel wall is maintained by the effect of the superior filter cake and gel strengths exhibited by a ...