Newly Arrival Eccentric Overburden Bit - Self Drilling Anchor Bar – TDS

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Good quality comes initial; company is foremost; small business is cooperation" is our business philosophy which is frequently observed and pursued by our business for Dth Hammer Manufacturers, Bw Casing Factory, Diamond Coring Drilling Rigs, Welcome friends from all over the world come to visit, guide and negotiate.

Newly Arrival Eccentric Overburden Bit - Self Drilling Anchor Bar – TDS Detail:

Advantages and Characteristics as below:

1. No casings required, because anchor bars can be drilled into loose soils without needing casings to support the boreholes.

2. Fast drilling and installation, because drilling, installation and grouting are in a single operation.

3. Both rope threads and trapezoid threads are robust and ideal for rotary-percussive drilling and ensuring a high level of bond with the borehole gout.

4. The hollow core not only serves for flushing during drilling, but also for grouting after drilling.

5. Continuous threads ensure the bars can be cut and coupled at any point, or extended.

6. Different anchor bits are available for different ground conditions.

R thread anchor bar or called rock bolt, soil nail, which is a kind of threaded hollow bar, bar surface with an rope thread according to ISO 10208 & 1720. It was firstly invented by MAI on 1960S to solve the low construction speed on complicated underground works, nowadays; it is very popular all around the world.

Size	O.D(mm)	I.D(mm)	Ultimate Load(KN)	Yield Load(KN)	Weight(kg/M)
R25N-14	25.0	14.0	200	150	2.3
R32L-22	32.0	22.0	210	160	2.8
R32N-21	32.0	21.0	280	230	2.9
R32N-18.5	32.0	18.5	280	230	3.4
R32S-17.5	32.0	17.5	360	280	3.5
R32S-15	32.0	15	360	280	4.1
R38N-21	38.0	21.0	500	400	4.8
R38N-19	38.0	19.0	500	400	5.5
R51L-38	51.0	38.0	550	450	6.0
R51L-36	51.0	36.0	550	450	7.6
R51N-36	51.0	36.0	800	630	7.6
R51N-33	51.0	33.0	800	630	8.4
Steel grade		Acc. to EN10083-1
Thread direction		Left hand
Thread standard		ISO 10208 / ISO1720

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Our well-equipped facilities and great excellent command throughout all stages of generation enables us to guarantee total customer fulfillment for Newly Arrival Eccentric Overburden Bit - Self Drilling Anchor Bar – TDS , The product will supply to all over the world, such as: Israel, Jersey, Bolivia, With the intensified strength and more reliable credit, we are here to serve our customers by providing the highest quality and service, and we sincerely appreciate your support. We will endeavor to maintain our great reputation as the best products supplier in the world. If you have any questions or comments, please contact with us freely.

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Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!

By Eden from Singapore - 2017.09.26 12:12

We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.

By Vanessa from Barcelona - 2017.02.18 15:54

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