1. Grind pipes in 100% precision of connection.
2. Grind a pipe 3" within one minute.
3. Taiwan patent No.M274222, PRC patent No.818405.
1. Sand belt: 150x 2000 mm. 2. Motor: 2.1 KW. 3. Speed of sand belt: 30 m/sec. 4. Crinding diameter: 20 ~ 115 mm.