2021 China New Design Deck Bushing - Eccentric Overburden Drilling System – TDS

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2021 China New Design Deck Bushing - Eccentric Overburden Drilling System – TDS Detail:

Application Range

It is suitable for drilling water wells,geothermal wells, short mircopiles medium mini-type grouting hole of building, dam and harbour project.

Design Principles

Make the casing follow easy and the equipment and operation simple

Outstanding Advantages

Simple structure,simple operation,reliable quality,retrievable drilling tools,long service life.

Specifications

A	B	C	D	E	F
Outer Dia. of Casing Tube	Inner Dia. of Casing Tube	Reamed Dia.	Min. Inner Dia.of Casing Shoe	Hammer Type	Drill Pipes
mm	mm	mm	mm		mm
108	93-99	118	86	TDS79	76
114	101-103	127	91	R56,T38,TDS79	76
127	114-116	136	101	TDS79	76
140	124-127	152	117	TDS98	76
146	127-132	154	117	TDS98	76
168	149-155	184	140	TDS122	76,89
178	159-165	194	150	TDS122	76,89
193	173-180	206	166	TDS139	89,114
219	199-206	234	193	TDS139,TDS180	89,114
245	224-231	260	210	TDS180,TDS220	114
273	251-257	300	241	TDS180	114,127

Usage:

1. In not stable rock formation, the casing is necessary to follow.

2. Usually in water well drilling, for large hole boring.

3. Drilling depth is better less than 40 metres to control the hole well.

4. Match to 6″ hammer and 194mm casing tube.

5. Air pressure is 20 Bar and air volumn is 500 cfm.

6. The tools is fetched out to use in the next holes.

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To continually enhance the management technique by virtue of your rule of "sincerely, great faith and high-quality are the base of company development", we widely absorb the essence of similar merchandise internationally, and continuously build new merchandise to meet the demands of customers for 2021 China New Design Deck Bushing - Eccentric Overburden Drilling System – TDS , The product will supply to all over the world, such as: panama, Cyprus, Kyrgyzstan, We provide good quality but unbeatable low price and the best service. Welcome to post your samples and color ring to us .We will produce the goods according to your request. If you are interested in any products we offer, please feel free to contact us directly by mail, fax, telephone or internet. We are here to answer your questions from Monday to Saturday and looking forward to cooperating with you.

4'' Dth Hammer