China Manufacturer for Blast Hole Hammers - Self Drilling Anchor Bar – TDS

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Adhering into the basic principle of "quality, assistance, effectiveness and growth", we have attained trusts and praises from domestic and worldwide client for Bw Casing Supplier, Rock Drilling Machine, Air Compressor For Water Well Drill, We sincerely welcome clients from both of those at your home and overseas to occur to barter business enterprise with us.

China Manufacturer for Blast Hole Hammers - 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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To fulfill the customers' over-expected satisfaction , we have now our strong crew to provide our greatest general assistance which incorporates promoting, gross sales, planning, creation, top quality controlling, packing, warehousing and logistics for China Manufacturer for Blast Hole Hammers - Self Drilling Anchor Bar – TDS , The product will supply to all over the world, such as: El Salvador, Hongkong, Vietnam, With the first-class products, excellent service, fast delivery and the best price, we have won highly praise foreign customers'. Our products have been exported to Africa, the Middle East, Southeast Asia and other regions.

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The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.

By Claire from Burundi - 2017.10.23 10:29

This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!

By Athena from panama - 2017.09.09 10:18

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