Motorised Screw Jack Manufacturer

Parameter

SGM1

SGM2.5

SGML5

SGM10/15

SGM20

SGM25

SGM35

SGM50

SGM100

SGM150

Max lifting force (KN)

10

25

50

100/150

200

250

350

500

1000

1500

Max pull force (KN)

10

25

50

99

166

250

350

300

1000

1500

Screw size

Tr244

Tr306

Tr407

Tr5812

Tr6512

Tr9016

Tr10020

Tr12020

Tr16024

Tr18024

Fast ratio (P)

1/6

1/6

1/6

1/8

1/8

3/32

3/32

3/32

1/12

1/12

Stroke per turn of worm (mm)

0.667

1.0

1.167

1.5

1.5

1.5

1.875

1.875

2.0

2.0

Slow ratio (M)

24:1

24:1

24:1

24:1

24:1

32:1

32:1

32:1

36:1

36:1

Worm turn once, screw lift distance (mm)

0.167

0.250

0.292

0.5

0.5

0.5

0.625

0.625

0.667

0.667

Max elongation of a screw under tensile load (mm)

1200

1500

2000

2500

3000

3500

4000

5500

6500

7000

Max allowable input power (KW)

0.37

0.75

2.2

4

7.5

7.5

15

15

30

45

Fast ratio (P) efficiency (%)

21

23

21

23

21

23

18

15

13

12

Slow ratio (M) efficiency (%)

13

14

12

15

13

15

11

11

10

8

Lubrication oil amount (Kg)

0.05

0.1

0.25

0.5

0.75

1.4

1.9

2

2.5

3.5

Weight without lead screw (kg)

4

7.3

16.2

25

36

68

87

420

1010

1520

Weight of lead screw per 100mm stroke (Kg)

0.30

0.45

0.82

1.67

2.15

4.20

5.18

7.45

13.6

17.3