Self Drilling Rcok Bolts T40 High Strength Tungsten Carbide Cross Bit EXX Type
Features
Rock drill bits can be used under any rock drilling condition, it's hardly impacted by the model of drill rig and the rock performance. Cross bit and button bit are mainly used for fissural rock. It is mainly used for diging into mine laneway and blasting holes in all drilling works for different rock, different alloy could extend the working life of the drill bits.
SupAnchor Self Drilling Anchor System can achieve installation with simultaneous drilling and grouting possible. It is easy installation in all directions, also upwards.
Features and Advantages
- Cost effective
- Welding is firm
- High bending strength
- High discharge efficiency
- Well drilled
Technical Data
| T40 Drill Bit | EX | EXX | ESF | ESSF |
 |  |  |  |
| | Hardened Cross Bit for loose to medium dense ground conditions | TC Cross Bit for soft to medium rock formations | Hardened Button Bit for unconsolidated rock with boulders | TC Button Bit for medium rock formations |
| Outside Diameter (mm) / Unit Weight (Kg) | D76/ 0.90 D90 / 1.52 D100 / 1.65 D115/ 2.60 | D76/ 1.03 D90 / 1.80 D100 / 1.90 D115/ 2.75 D130/ 4.00 D150/ 5.75 | D76/ 1.15 D90 / 1.68 D100 / 2.02 D110/ 2.15 D115/ 2.30 D130/ 3.15 | D76 / 1.30 D90 / 1.90 D100 / 2.40 D115 / 3.25 D130 / 5.26 D150/ 10.25 |
| Hardness | HRC 50-55 | HRA 87-89 | HRC 50-55 | HRA 87-89 |
| Thread Type | T40 International Standard / Left or Right |
| Type of Steel | EN10083-3/2006 |
Anchor Bar and Accessories
Job sites
SubNumbers
10 Years - The average seniority > 10 years, which is not common in anchor manufacturing industry.
20 Years - 20 years of exporting experience, familiar with different product standards from different
customers and countries.
26 Years - 26 years of exploration and development, SupAnchor has become the No.1 SDA bar
manufacturer in Asia.
60 Countries - customers from 60 countries. Our self drilling anchor systems have been used by
customers from 50 countries all over the world, including America, Chile, Germany,
Australia India, etc.
1,500 Projects - SupAnchor’s products have been widely used in over 1500 massive projects.
Quality System
QC Procedure
SupAnchor 
has its own quality tracking systems. Every batch of anchor bar has its unique batch number, which can be tracked from raw materials till installation.
Being the No.1 exporter of SDA bars in Asia, quality control has been always SupAnchor’s biggest concern. Our quality testing equipment number ranks first on the list in anchor manufacturing industry
in Asia. It is SupAnchor’s mission to support your construction with products of high quality.
Quality Inspection Rate
| Mechanical strength test ratio | >= | 3% |
| Dimensions test ratio | = | 100% |
| Surface inspection ratio | = | 100% |
Product Tags:
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EXX Type 89HRA 76mm 90mm T40 Tungsten Carbide Cross Bit Images
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