Cookie Img Back to top
Send SMS Send Inquiry
+917259119319
Home » Products » Work Holding Chuck » 3-Jaw, 4-Jaw & 6 Jaw Standard Self Centring Chucks

3-Jaw, 4-Jaw & 6 Jaw Standard Self Centring Chucks

3-Jaw, 4-Jaw & 6 Jaw Standard Self Centring Chucks
3-Jaw, 4-Jaw & 6 Jaw Standard Self Centring Chucks
Product Code : STC-3
Brand Name : MTC
Product Description

SELF CENTERING CHUCKS 

MTC brand chucks are widely accepted since 1959. These are economically priced and offer best value for the money spent.

Bodies of these chucks are made out of alloyed cast iron for maximum wear resistance. The bodies have hardness of 190 to 210 BHN. Steel and SG Iron Bodies are also available.

Jaws are made out of Case hardening steel and are suitably heat treated. The gripping portions have hardness of 57 to 62 HRC. These are precisely ground for perfect fitting in the body.

 Pinions are manufactured out of case hardening steel and are suitably heat treated. These have hardness of to 43 to 47 HRC.

Scroll is made out of high strength steel and is suitably hardened to 38 to 45 HRC for maximum wear resistance. The threads of scroll are precisely ground which provide long service life to the chuck.

Operating key of suitable strength is provided with each chuck.

 Mounting bolts & Inspection report is provided with each chuck.

3 , 4 & 6 JAWS STANDARD SELF CENTERING CHUCK

                                       

ACCURACY OF SELF CENTRING CHUCKS


Test No.

Test Applied

Over

Size of chuck Upto and Including

Permissible Deviation 
in mm

1

Accuracy of Grip on Test Bar

(Using Master Pinion)

 

160mm

X=50mm

160mm

250mm

X=50mm

250mm

400mm

X=75mm

400mm

600mm

X=100mm

0.040

0.060

0.075

0.100

 

1

Accuracy of Grip on Test Bar

(Using Any Pinion)

 

160mm

X=50mm

160mm

250mm

X=50mm

250mm

400mm

X=75mm

400mm

600mm

X=100mm

0.080

0.080

0.100

0.150

 

2
&
3

Accuracy of Grip on Test 
Rings when gripped
internally or Externally

(Using Master Pinion)

 

160mm

 

160mm

250mm

 

250mm

400mm

 

400mm

600mm

 

0.030

0.040

0.060

0.075

 

2
&
3

Accuracy of Grip on Test 
Rings on the Face of Ring

 

160mm

 

160mm

250mm

 

250mm

400mm

 

400mm

600mm

 

0.025

0.030

0.040

0.050

 

4

Concentricity of Outside
Diameter

 

160mm

 

160mm

250mm

 

250mm

400mm

 

400mm

600mm

 

0.030

0.040

0.060

0.080

 SPECIFICATIONSp Capacity of Self Centring Chucks

Size in mm 

A (mm)

B (mm)

C (mm)

D (mm)

E (mm)

Min.

Max

Min.

Max

Min.

Max

Min.

Max

Min.

Max

60

1

16

20

33

35

50

20

35

30

50

80

2

27

22

45

40

69

24

50

40

71

100

3

33

25

60

55

87

32

70

60

93

125

3

42

34

80

70

112

38

90

80

120

160

3

68

42

105

90

154

48

110

100

160

200

4

90

52

130

110

194

60

140

120

200

230

5

100

56

150

115

220

65

155

135

230

250

5

110

62

165

120

240

75

170

145

250

270

7

130

70

185

135

260

85

195

155

270

315

10

180

80

200

150

299

96

225

165

315

400

20

200

100

260

190

380

120

290

205

400

500

35

260

135

300

225

480

155

370

265

500

600

50

350

170

400

245

580

170

470

365

600

  Maximum Safe Recommended Revolutions per minute (RPM) of Self Centring Chucks 

Size in mm

60

80

100

125

160

200

230

250

270

315

400

500

600

Cast Iron Body

3500

3000

2500

2000

1700

1300

1200

1100

1000

800

700

500

400

Steel Body

4500

4000

3800

3200

2500

2000

1800

1600

1500

1300

1000

800

700


CSV Work Holding

Contact Us

( *represents compulsory fields )

Tips on getting accurate quotes. Please include product name, order quantity, usage, special requests if any in your inquiry.