Slit and wedge bolt
Slit and wedge bolt is composed by rod , wedge, plate, nut and so on , have good bearing capacity for roof support
How to work
Slit wedge rock bolt has five parts : wedge, rod, plate, spherical washer and nut .One end of high strength of rod has a cross slit , swedge can be inserted in , the other end has thread for hold plate , washer , and nut . After drilling the borehole , insert swedge into slit and install other accessories , push the whole rock bolt into the end of borehole, drive external end hard so that wedge can expand cross slit , causing large pressure between interior end and strata . The bolt can be used with cement paste or cement plaster for permanent support .
Feature
(1) Large bearing capacity for roof support
(2) Simple structure and easy installation
(3) When used for permanent support , should be with cement paste or cement plaster
(4) Spherical washer provides up to 180 angle of tilt, ;user friendly rounded corners
Exporting standard package.
