Concave junk mill (CJM)

The concave junk mill is used for drilling out cement and sand plugs, external casing attachments, casings, and milling junk within the internal cross-section of oil, gas, and geological exploration wells during intervention and repair operations.

Characteristics:

Designation

OD, mm

Length, mm

Number of ports

Thickness of working surface, mm

Rotary speed, rpm, max

Axial load, kN

Thread*

Weight, kg

 

CJM-70

70

220

3

20

175

10…20

Z-44 (NC-16)

5.1

 

CJM-85

85

220

3

20

175

10…20

Z-65 (NC-23)

6.4

 

CJM-91

91

220

3

20

175

10…20

Z-65 (NC-23)

8.7

 

CJM-92

92

220

3

20

175

10…20

Z-65 (NC-23)

8.8

 

CJM-95

95

220

3

20

175

10…20

Z-65 (NC-23)

9.0

 

CJM-102

102

250

3

20

175

10…20

Z-73 (NC-26)

10.4

 

CJM-104

104

250

3

20

175

10…20

Z-73 (NC-26)

11.6

 

CJM-110

110

250

3

20

175

10…22

Z-76 (2 7/8 Reg)

12.9

 

CJM-112

112

250

3

20

175

10…22

Z-76 (2 7/8 Reg)

13.3

 

CJM-114

114

250

3

20

175

10…22

Z-76 (2 7/8 Reg)

13.6

 

CJM-115

115

250

3

20

150

10…22

Z-86 (NC-31)

13.7

 

CJM-116

116

250

3

20

150

10…22

Z-86 (NC-31)

14.0

 

CJM-117

117

250

3

20

150

10…22

Z-86 (NC-31)

14.2

 

CJM-118

118

250

3

20

150

10…22

Z-86 (NC-31)

14.4

 

CJM-119

119

250

3

20

150

10…22

Z-86 (NC-31)

14.6

 

CJM-120

120

250

3

20

150

10…22

Z-86 (NC-31)

14.8

 

CJM-121

121

250

3

20

150

10…22

Z-86 (NC-31)

14.9

 

CJM-122

122

250

4

20

150

22...48

Z-86 (NC-31)

15.1

 

CJM-124

124

250

4

20

150

22...48

Z-86 (NC-31)

15.2

 

CJM-125

125

250

4

20

125

22...48

Z-86 (NC-31)

15.6

 

CJM-127

127

250

4

20

125

22...48

Z-86 (NC-31)

15.8

 

CJM-136

136

250

5

20

125

22...48

Z-86 (NC-31)

18.4

 

CJM-140

140

270

5

20

125

22...48

Z-86 (NC-31)

18.5

 

CJM-142

142

270

5

20

125

22...48

Z-86 (NC-31)

18.6

 

CJM-146

146

270

5

20

125

22...48

Z-86 (NC-31)

19.3

 

CJM-150

150

270

5

20

125

22...48

Z-88 (3 1/2 Reg)

20.5

 

CJM-152

152

280

5

20

125

22...48

Z-102 (NC-38)

22.0

 

CJM-155

155

280

5

20

125

22...48

Z-102 (NC-38)

23.0

 

CJM-156

156

280

5

20

125

22...48

Z-102 (NC-38)

23.3

 

CJM-190

190

300

4

20

125

22...48

Z-117 (4 1/2 Reg)

79.4

 

CJM-210

210

340

6

25

125

22...48

Z-133 (NC-50)

96.7

 

CJM-260

260

400

4

25

125

22...48

Z-133 (NC-50)

99.5

 

CJM-270

270

400

4

25

125

22...48

Z-133 (NC-50)

103.2

 

CJM-375

375

435

6

25

125

22...48

Z-147 (5 1/2 FH)

161.0

 

Documentation:

Volume-1

pdf,3.63 МБ

Leave a request and we will calculate the cost of your project

By clicking the "Submit Request" button, you agree to the privacy policy