Negotiable
The date of payment from buyers deliver within days
Fujian
Long-term effective
2018-07-21 16:40
515
Company Profile
By certification [File Integrity]
Contact: beilian(Mr.)
Email:
Telephone:
Phone:
Area: Fujian
address: Unit 8001, Part A, Minnan Culture Town, No.350, Changle Road, Huli, Xiamen China.361006
Website: http://www.chinarockdrilling.com/ http://beilian.zwlwnet.com/
Polyester Wall Panels
unit price:Negotiable
9mm Polyester Fiber Panels
unit price:Negotiable
12mm Polyester Fiber Panels
unit price:Negotiable
Polyester Panels
unit price:Negotiable
Polyester Acoustic Panels
unit price:Negotiable
Rechargeable Twinhead Emergency Lamp
unit price:Negotiable
Application Range
It is recommended to drill in rock formation where contains some ovals and fracture.
Design Principles
The stable and reliable working performance and the less vibration of drill rig.
Operation Procedure
1. when the drilling starts, the wings swing out, and reams to drive the casing shoes and tubes into the hole.
2. When finished the drilling in overburden rock formations, reverse the drilling tools and the wings will get closed, and the drilling tools can be raised from the hole.
3. Next construction can be followed.
Model |
Outer Dia. of Casing Tube |
Inner Dia. of Casing Tube |
Wall thickness of casing |
Reamed Dia. |
Min. Inner Dia.of Casing Shoe |
Hammer Type |
Drill Pipes |
weight (kg) |
90 |
114 |
101 |
6.5 |
125 |
91 |
COP32/COP34/DHD3.5/BR3/MACH303 |
76 |
15 |
98 |
127 |
108 |
9.5 |
136 |
99 |
76 |
18 |
|
110 |
133 |
124 |
9.5 |
145 |
112 |
COP44/DHD340/MACH44/MISSION40/SD4/XL4/QL40 |
76/89 |
20 |
115 |
146 |
125 |
10.5 |
154 |
117 |
76 |
24 |
|
140 |
168 |
148 |
10 |
180 |
138 |
76/89 |
32 |
|
146 |
178 |
158 |
10 |
192 |
148 |
COP54/DHD350/MACH50/MISSION50/SD5/QL50 |
76/89 |
38 |
165 |
193 |
173 |
10 |
206 |
164 |
COP62/COP64/DHD360/MISSION60/SD6/XL6/QL60/TD150 |
114 |
75 |
190 |
219 |
199 |
10 |
234 |
185 |
114 |
88 |
http://www.chinarockdrilling.com/