Steel drill rod gold mining support 40mm diameter 6feet friction
bolt split set stabilizer for sales
gold mining support 40mm diameter 6feet friction bolt split set
stabilizer for sales
1.Manufactured from high-strength steel
2.Available in galvanized
Feature and advantages of Sinorock mechanical anchor bolt
1.Friction rock bolt is formed from high strength steel band with
one end tapered tip for easy insertion into a drill hole,
the other end has a welded ring for holding the bearing plate.
2.Effectively used as rock bolt for strata support and miner
3.No cement grout and resin cartridge needed.
4.Sinorock friction rock bolt is available in 3 sizes: 33mm, 39mm,
1.Drill hole at proper diameter and depth. Diameter is determined
by on-site testing.
2.Insert friction bolt into the hole. A driving tool is fitted into
the rock drill’s chuck. Place friction bolt and plate onto the
3.Using percussion and thrust, fully drive the friction bolt into
the hole until the dome plate is tight against the rock surface.
Parameters of mechanical anchor bolt
|Drill Hole Diameter||28-32mm||35-38mm||42-46mm|
|Minimum Yield Strength||80kn||90kn||120kn|
|Typical Yield Strength||100kn||115kn||160kn|
|Minimum Tensile Strength||100kn||115kn||165kn|
|Typical Tensile Strength||120kn||130kn||180kn|