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Feature and Parameter of Geological drill bit PDC Core Bits Jun 20, 2017


PDC core bits incorporating PDC(Polycrystalline Diamond Compact) cutters can be very cost effective and very productive, which are applied to rock formations of f≤10,mainly used for geological and  hydrology drilling.


DSC_5084_副本.jpg


There are two main types of PDC core bits are available: PDC rib core bits and PDC core bit.

1,)The PDC rib core bits are applied to rock formation of f≤6, like mudstone, sandstone, etc. 

2,)ThePDC core bits are applied to rock formations of f≤10,like limestone, granite, etc.


Normal Singel tube

Diameter

Size

Thread

OD

ID

Height

Major dia

Min dia

Length

75

75

54

95

68

66

40

94

94

69

120

84

82

45

113

113

88

130

103

101

45

133

133

106

140

122

120

50

153

153

126

145

141

139

50

173

173

146

145

160

158

50


Double tube

Diameter

Size

Thread

OD

ID

Height

Maj dia

Min dia

Length

75

75

49

120

68

66

40

95

95

68

120

84

82

47


Wire core bit

Diameter

Size

Thread

OD

ID

Height

Maj dia

Min dia

Length

75

75

49

90

68

66

40

95

62

68

195

84

82

47



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