Zhengzhou Eternoo Machinery Co., Ltd.
Main products:drill rig,filter,transformer,diesel generator,steel structre houses
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  • Contact Person : Ms. Cao Bommie
  • Company Name : Zhengzhou Eternoo Machinery Co., Ltd.
  • Tel : 86-371-86158396
  • Fax : 86-371-86158396
  • Address : Henan,zhengzhou,NO.65,fengqing road
  • Country/Region : China
  • Zip : 450003

combined type hollow grouting bolt

combined type hollow grouting bolt
Product Detailed
1)TB/T 3209-2008<hollow bolt technical condition> 2)Solved the up and down grouting exhausting problem thoroughly, widely used

Combined-type hollow grouting bolt

1.     product description

Combined-type hollow grouting bolt is developed on the basis of general hollow grouting bolt. By the means of special connection, hollow rod body connects with solid rod body to be the anchor rod body. The plasma channel is in the connection, which plays the efficiency fully and has great value and social economic benefits.

2. standard

TB/T 3209-2008<hollow bolt technical condition>

4. specification

Combined-type hollow grouting bolt combines the advantages of the existing types of general and combined-type hollow bolts, and enhances significantly.

1) Do not need process screw at the site, easy installation, any extension is OK.

2) Solved the up and down grouting exhausting problem thoroughly, widely used.

3) Make full use of the combination of the hollow part, shorten the length of the exhaust, increase the groutingdiameter, no grouting blind area

4) Connect with the same material hollow bolt, no strong or weak area, all length with equal strength

5)Solved the exhaust problem of self dill anchor bolt

5. application

General hollow grouting anchor bolt is applicable to engineerings of railway, highway, tunnel, mine, water control project, slope, dam, bridge group, banks of river, ocean, sea, foundations of high buildings and building reinforcement  projects etc.

combined type hollow grouting bolt



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