China has developed its largest tunnel-boring machine, Jianghai, with a 54.4-feet diameter and 30% increased tunneling ...

Nozzle Blast Machine Abrasive blasting machine or sandblaster where the abrasive is driven by a stream of water or air. A nozzle is used to direct or guide the abrasive blast stream. Other liquids or ...

• Consistent and Highly Efficient Finishing. • Zero Pinch Design Eliminates Jams. • Reduces Maintenance and Minimizes Downtime. • Smooth, Reliable Loading and Unloading. • Custom Options and ...

At the time, a natural finish – achieved through blasting sand at the instruments’ bodies at high speeds – was the only cosmetic option on offer. Now, the Big F’s Japanese branch ...