SJA Acme Screw Series Screw Jack

SJA Acme Screw Series Screw Jack

Product Details:

X

Price And Quantity

  • 1-2 Piece

Trade Information

  • 600 Piece Per Week
  • 4-8 Week

Product Description

Product parameters

Size

SJA5

SJA10

SJA20

SJA50

SJA80

SJA100

SJA200

SJA300

SJA450

SJA700

SJA1000


Max lifting load [kN]

5

10

20

50

80

100

200

300

450

700

1000


Screw dia x pitch [mm]

Tr18

x

4

Tr20

x

4

Tr30

x

6

Tr40

x

7

Tr50

x

8

Tr60

x

9

Tr80

x

12

Tr100

x

16

Tr120

x

16

Tr140

x

20

Tr160

x

20


Worm ratio

V1

1:4

1:4

1:6

1:7

1:8

1:8

1:8.75

1:10.25

1:10:75

1:13.33

1:13.33


L1

1:16

1:16

1:24

1:28

1:32

1:32

1:35

1:41

1:43

1:40

1:40


Stroke for one input turn [mm]

V1

1

1

1

1

1

1.125

1.371

1.56

1.49

1.5

32333


L1

0.25

0.25

0.25

0.25

0.25

0.281

0.343

0.39

0.37

0.5

0.5


Max input power [kW]

V1

0.30

0.57

0.14

2.2

2.5

3

4

7

11.5

18.5

22


L1

0.15

0.27

0.55

1.1

1.5

2.2

3.5

5.5

5.5

7.5

9.5


Max starting torque at full load [Nm]

V1

4.2

8

18

48.5

75

100

265

460

675

1050

1620


L1

1.5

3.1

6.7

20

30

41

106

180

275

510

820


Starting efficiency

V1

0.24

0.25

0.19

0.18

0.17

0.18

0.17

0.18

0.16

0.16

0.15


L1

0.16

0.16

0.12

0.11

0.10

0.11

0.11

0.12

0.10

0.11

0.10


Running efficiency at 1500rpm

V1

0.34

0.35

0.33

0.32

0.31

0.33

0.33

0.33

0.30

0.31

0.29


L1

0.25

0.25

0.24

0.23

0.22

0.23

0.22

0.23

0.20

0.20

0.19


Torque without load [Nm]

V1

0.11

0.29

0.4

0.84

1.85

2.1

2.8

3.8

5.5

8.5

11


L1

0.09

0.18

0.29

0.59

1.12

1.4

2.1

3.1

4.5

5.5

7.5


Housing material

 

Spheroidal graphite iron

Cast

Weight [kg]

 

3.2

5

8.5

21.5

36

58

75

110

200

400

800


Weight per 100mm
screw protective tube [kg]

0.36

0.50

0.75

1.52

2.44

3.02

4.5

6.8

9.0

12.5

16.5


Feature

  • Linear speed: up to 75mm/s
  • Input speed:1800rpm
  • Stroke:up to 6.5m
  • Precise positioning :0.1mm/300mm,(If with anti-backlash,precision up to 0.04mm)
  • Uniform lifting speed
  • Quick, sure operation
  • Ballscrew and two,three or four starts threads available
  • Operating duty cycle up to 50% over a 10 minute period (normal:30%)