steel tooth tricone bit water well rotary drilling rig for sale 17 1/2'' with many types and sizes
1.Advantages of our rock drilling head
1) High-strength,high flexibility,high temperature,high wear resistance.
2) High-precision metal seal.
3) locking roller ball,to adapt to high-speed.
4) The use of high strength hig toughness carbide teeth.
5) Hours in the rotary cone bit with the impact,crushing and shearing the role of broken rock.
6) cone bit to adapt to the soft,medium and hard of various strata.
7) Reasonable price and long working life.
2. The products parameter and aplication of rock drilling head
|
IADC |
WOB (KN/mm Bit Dia.) |
RPM (r/min) |
Applicable Formations |
|
114 115 |
0.27~0.70
|
200~80 |
very soft with low compressive strength and high drillability,such as soft shale,clay and salt bed,etc |
|
124 125 |
0.25~0.70
|
200~80
|
Soft with low compressive strength and high drillability,such as soft shale,clay and salt bed, soft limestoneetc |
|
134 135 |
0.25~0.70 |
200~80
|
Soft to medium soft or soft with harder stringers, such as hard gypsolyte,soft limestone and sandstone etc. |
|
116 117 |
0.35~0.90 |
150~80 |
very soft with low compressive strength and high drillability,such as soft shale,clay and salt bed,etc |
|
126 127 |
0.35~1.00 |
150~70 |
soft with Low compressive strength and high drillability. Such as shale, clay, salt bed and soft limestone etc |
|
136 137 |
0.35~1.05 |
120~60 |
Soft to medium soft with low compressive strength or soft with harder stringers,like hard gypsolyte,soft limestone,etc. |
|
216 217 |
0.50~1.20 |
90~50 100~50 |
Medium hard with relatively higher compressive strength and hard stringers,such as hard shale,sandstone.etc |
|
Note: The upper limits of WOB and RPM in above table should not be used simultaneously |
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We are Hejian Deris Petroleum Drilling Equipment Co., Ltd specializes in drill bits, drill pipe, Mud pump and stablizers for water well, oil field, construction, geothermal, directional boring, and underground foundation work all over the world. Our purpose is to sell the best quality products at the lowest possible price.
Main products: TCI TRICONE BIT ,Steel tooth tricone bit ,PDC bit ,Hole opener,Single bit ,Rock bit cutters , bit breaker, Drilling pipe ,Drilling collar,Cross Joint etc
The principle of our company is based on the quality of survival. With advanced technology and scientific management, our company develops with reputations for providing quality products and best service.
FAQ(Frequently Asked Questions)
1.How to order the products?
Answer:
Send the inquiry with detail item description or with Model number.
If there is no packing demand we take it as sea-way packing.
If possible please attach one reference picture to avoid any misunderstanding
or any links from our website for we get a better understanding.
2. About lead time and shipping time?
Answer :
The lead time depend on quantity of order. Usually shipped by sea, small order
or urgent order we can send you by air after received your agreement.
According the distance from china to your port, usually from China to European about 25 days.
To West of American 20 days.
3.Can I expect a quality products?
Answer:
Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services,
at the same time, mature production technology ensuring the quality satisfy international request.
4,How to complete the whole deal ?
Answer:
1. Firstly decide the design, material and color
2. Decide the size in accordance with client's requirement and our recommendation
3. We will give the best offer.
4. Client's accept the offer and we send proforma invoice.
5. Client transfers 30%-50% deposit and production begins
6. After production, we will send ready products photo
7. After client's confirmation, we will arrange shipment, and send copy shipping documents like B/L, commercial invoice and packing list
8. Client transfer balance payment and we will send original documents by express or Telex Release
| Contact Person : | Lena |
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