May 2026 Normet launched the Spraymec 8100 VC SD, a next-generation sprayed-concrete sprayer designed for large underground tunneling and mining projects. The equipment incorporates SmartDrive battery-electric technology, advanced boom control, and automated spraying functions to improve shotcrete application efficiency, safety, and precision.
March 2026 Sika introduced SikaShot-350, a new alkali-free shotcrete accelerator developed for tunnel construction and underground mining. The product is designed to improve early strength development while reducing rebound and dust during sprayed concrete applications.
October 2025 Mapei expanded its underground construction portfolio with the launch of the Mapequick CBS System, a new family of alkali-free accelerators and admixtures for sprayed concrete. The system is designed to improve pumping stability, early mechanical performance, and durability in tunnel and mining applications.