1.Sinorock active tension anchor bolt m20 2.The product has active tension 3.2-leaf or 3-leaf are both available 4.ISO 9001

Application

Sinorock expansion anchor bolt m20 can be used for permanent support in medium and good rock condition, especially in hard rock, rock horizontal bedding, groundwater development situation. It can be used to prevent slope sliding, rock bursting and construction problem.

Features

1. The operation is sample and convenient.

2. The product has active tension. 

3. It can be operated by one person through using general tools. 

4. The operator has full control in the installation process and ensure the construction quality.

  Drilling hole suitable for Sinorock expansion anchor bolt m20 is 34-38mm.The following table shows parameters of Sinorock expansion anchor bolt series:

Bar size (mm)	Min.hole size (mm)	Max.hole size (mm)
18	33	37
20	34	38
25	34	38
28	34	38
32	36	40
36	43	47
40	44	48
50	59	66

                                                      Sinorock  expansion anchor  bolts .

                                                     Sinorock expansion shell.

                                                            Sinorock expansion shell.

                                                Sinorock expansion anchor shield bolts  

                                               Package for  the Sinorock expansion shell.

Sinorock active tension anchor bolt m20