SJC300 Cubic Screw Jack

SJC300 Cubic Screw Jack
Product Details

7. Top End: top plate, clevis end, threaded end, plain end, forked head, spherical hinge

8: Translating screw, rotating screw, keyed screw configurations in upright or inverted mounting orientation.

9. Power Source: Electric Driven,Manual Operated or Both Are Available

10. Screw Type: trapezoidal screw 

11: Individually or multiple screw jack lift system arrangements are available

12: Precisely positioning, self-locking trapezoidal screw which supports the loads and hold position with no need to employ brake mechanism or other locking systems.

SJC300 Cubic Screw Jack Specifications: 


Maximum Load ( KN )

300

Starting Efficiency ( % )

H

18

Lifting Screw Diam.( mm )

100

L

12

Pitch ( mm )

16

Working Efficiency ( % ) at 1500rpm

H

33

Gear Ratio

H

1/10.25

L

23

L

1/41

Torque ( N.m ) without load

H

3.8

Permissible Max. Power ( Kw )

H

7

L

3.1

L

5.5

Housing Material

Spheroidal graphite iron

Max starting torque full load ( N.m )

H

460

Weight without stroke ( Kg )

110

L

180

Weight per 100mm screw and protective tube( Kg )

6.8



SJC300 Screw Jack Lifting Load( KN )


Speed

(rpm)


Lifting Speed

(mm/s)

300KN

200KN

H:1/10.25

L:1/41

H:1/10.25

L:1/41

H:1/10.25

L:1/41

N.m

KW

N.m

KW

N.m

KW

N.m

KW

1400

37.3

9.3

231.52

33.94

83.04

12.17

154.34

22.63

55.36

8.12

900

24.0

6.0

254.67

24.00

90.95

8.57

169.78

16.00

60.63

5.71

700

18.7

4.7

272.86

20.00

100.53

7.37

181.90

13.33

67.02

1.91

500

13.3

3.3

282.96

14.81

106.11

5.56

188.64

9.88

70.74

3.70

300

8.0

2.0

305.60

9.60

119.37

3.75

203.73

6.40

79.58

2.50

100

2.7

0.7

347.27

3.64

146.92

1.54

231.52

2.42

97.95

1.03

50

1.3

0.3

363.81

1.90

159.17

0.83

242.54

1.27

106.11

0.56


Speed

(rpm)


Lifting Speed

(mm/s)

150KN

100KN

H:1/10.25

L:1/41

H:1/10.25

L:1/41

H:1/10.25

L:1/41

N.m

KW

N.m

KW

N.m

KW

N.m

KW

1400

37.3

9.3

115.76

16.97

41.52

6.09

77.17

11.31

27.68

4.06

900

24.0

6.0

127.33

12.00

45.48

4.29

84.89

8.00

30.32

2.86

700

18.7

4.7

136.43

10.00

50.26

3.68

90.95

6.67

33.51

2.46

500

13.3

3.3

141.48

7.41

53.06

2.78

94.32

4.94

35.37

1.85

300

8.0

2.0

152.80

4.8

59.69

1.88

101.88

3.20

39.79

1.25

100

2.7

0.7

173.64

1.82

73.46

0.77

115.76

1.21

48.97

0.51

50

1.3

0.3

181.90

0.95

79.58

0.42

121.27

0.64

53.06

0.28


SJC300 Cubic Screw Jack Drawings: 

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