
SJA Acme Screw Series Screw Jack
Product Details:
- Supply Ability : 600 Piece Per Week
- Click to view more
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 | |||||||||||
Weight [kg] |   | 3.2 | 5 | 8.5 | 21.5 | 36 | 58 | 75 | 110 | 200 | 400 | 800 |
|
Weight per 100mm | 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%)