They are available in heavy duty anchor body, with hex bolt, thread rod, forging hook bolt, forging eye bolt.
Both yellow zinc plated and white zinc plated are available.
It can be used in mining, tunneling, etc.
Used with thread bar
Sinorock expansion shell
The quality is stable for mass production
High holding power
Iso 9001:2008, ce
1.Self-drilling anchor bolt has two performance: drilling and grouting. It features a hollow bore for flushing, or simultaneous drilling and grouting.
2.The self-drilling anchor bolt is reliable, efficient and convenient, which makes high piling output possible.
3.Sinorock corrosion protection system:
A:hot-dip galvanizing corrosion protection. We can do it according to en iso1461.
B:duplex coat system: duplex coat=hot-dip galvanizing+epoxy powder coating.
Wedge Anchor, is used for transmission and pre plug-in installation. While tightening six hexagon nut, the conical head of bolt is pulled into the expansion pieces, making the expansion pieces expanded and pressed against the wall of the drilling hole. This series of products are produced, referring to the international standard.
