R38 ESD Type Dia 115mm 2.30Kg Three Wing Button Bit For Tunneling

R38 ESD Type Three Wing Button Bit For Self Drilling Anchor Bar In Tunneling

Features

SupAnchor is the No. 1 manufacturer and exporter of self drilling anchor systems in Asia. SupAnchor ®has achieved the security application of 30,000,000 meters self-drilling anchor bar in the world.

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.

Features and Advantages

• Cost effective
• Welding is firm
• High discharge efficiency
• High bending strength
• Well drilled

Technical Data

R38 Drill Bit	EX	EXX	ESF	ESD	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	Hardened Button Bit for unconsolidated rock with boulders	TC Button Bit for medium rock formations
Outside Diameter (mm) / Unit Weight (Kg)	D76 / 0.80 D90 / 1.55 D100 / 1.70 D115/ 2.66	D76 / 1.06 D90 / 1.80 D100 / 1.90 D110/ 2.78 D115/ 3.03	D76 / 1.19 D90 / 1.75 D100 / 2.00	D115 / 2.30	D76 / 1.40 D90 / 1.95 D100 / 2.70 D110 / 3.50 D130 / 3.90
Hardness	HRC 50-55	HRA 87-89	HRC 50-55	HRC 50-55	HRA 87-89
Thread Type	ISO 10208 - R38 / Left or right
Type of Steel	EN10083-3/2006

 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.

SupAnchor has its own quality tracking systems. Every batch of anchor bar has its unique batch

Being the No.1 exporter of SDA bars in Asia, quality control has been always SupAnchor’s biggest