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Sinotechdrill International Co., Ltd  

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  • PW Impregnated Diamond Core Bits With Broat Longyear & Atlas Copco Standard High Penetration
  • PW Impregnated Diamond Core Bits With Broat Longyear & Atlas Copco Standard High Penetration
Enlarge PW Impregnated Diamond Core Bits With Broat Longyear & Atlas Copco Standard High Penetration

PW Impregnated Diamond Core Bits With Broat Longyear & Atlas Copco Standard High Penetration 

Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: NW HW PW

Main functions of casing shoe:
1: protect c

Main functions of casing shoe:
1: protect casing ends from distortion.
2: help casing pass through stratum to bed rock.
3: carry mud to earth surface.
4: help down-pass of casing when drill rod is in hole.

 

Whatever form of casing is, casing shoe must be fitted on top of casing when put into drill hole. The edges of casing shoe exposed to rocks are very few. Casing shoes are connected with casing by means of thread. Outer diameter of casing shoe is same as bit's,with its inner diameter equal to or slightly less than casing's. Such design make it is possible for core tube, drill rod and core barrel to pass through in order to extend geological exploration

 

Specification as follows:

Specification Outside Diameter Inside Diameter
RW 36.7 30.2
EW 47.5 38
AW 56.5 48.3
BW 75.2 60.2
NW 92.8 76
HW 117.4 99.7
PW 143.4 123.4
SW 172.4 146.8
UW 198 175.4
ZW 223.6 200.7
RX 37.6 30.2
EX 47.5 38
AX 59.5 48.3
BX 75.2 60.2
NX 91.8 76
HX 117.4 99.7
PX 143.4 123.4
SX 172.4 146.8
UX 198 175.4
ZX 223.6 200.7
46 46 37
56 56 47
66 66 57
76 76 67
86 86 77
101
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 Mr. Mr. Liu

Tel: 86-531-12948866
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Company Info

Sinotechdrill International Co., Ltd [China (Mainland)]


Business Type:Manufacturer
City: Jinan
Province/State: Shandong
Country/Region: China (Mainland)

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