- Contact Person : Mr. Zu Hongjia
- Company Name : Hengshui Tianli Mining Equipment Co., Ltd.
- Tel : 86-0318-2218968
- Fax : 86-0318-2689288
- Address : Hebei,Hengshui,No. 11, Xiangsu Road, North Industrial Base, Taocheng Dist
- Country/Region : China
The composite type recyclable bolt
The Company's expansion cover production recyclable bolt is assembled bolt from the vertebral body and expansion sets, metal rod and accessories.Obtained national patent (ZL0.1260373),Anchors are light weight, small size and compact structure,The product does not require anchoring agent ,Save money Reduce labor intensity save energy and reduce the cost,It can be widely used in coal mine tunnel, culverts, tunnels and other security support areas.
Installation method
1.Metal rod 200mm threaded end screwed into the adhesive sets up rotating it stops, to form a composite rod body.
2.Resin volume up against the top of the adhesive sets steady fed to the rock bottom of the hole, anchor with Roofbolter connection, and stir until the time stipulated by the anchoring agent, screwed into the fastening nut to Shanghao tray be anchoring agent solidified.
3.Use a torque wrench to tighten the nut, tightening torque M16: 110N * M; M18: 140N * M installed
The recovery of the metal rod
Remove the fastening nut with a wrench, then screw the metal rod body and tail, reverse screwing the metal rod from the adhesive sets, remove the tray, to recover metal rod and push the plate.
Storage, routine maintenance
Storage must be clean, dry, ventilation, maintaining the temperature of -3 to 40 ° C, 10cm high off the ground.Stacking height of 5 layers, avoid sunlight.Composite material portion non external impact to affect their physical properties such as crack, fracture, the metal rod to be vertically or horizontally, but must be fully in contact on the horizontal bracket or pad and prevent it from bending effects installation.
The composite type recyclable bolt
