SJ-50T Worm Screw Jack Detailed Information:
1: Jack Model: SJ-50T
2: Static Load Capacity: Max 50 tons
3: Dynamic load Capacity: Max 11 tons
4: Lifting Screw Diam: 90 mm
5: Lifting Screw Pitch: 14 mm
6: Gear Ratio: 1/7, 1/14, 1/28
7: Lifting Speed: 2.5mm/s-50mm/s
8: Input Power: 3.28-12.7 hp  
9: Max Input: Max 1500 rpm
10: Travel Stroke: 0-6000 mm
11: Screw Top End: top plate,clevis end,threaded end,plain end
12: Power Source: Manual operation, Electric operation

SJ-50T Worm Screw Jack Pictures:

SJ-50T Worm Screw Jack Specification:

SJ-50T Worm Screw Jack Dimensions:



SJ-50T Worm Screw Jack Ordering Information:

1: Jack Brand
SJ: "SIJIE" brand screw jack

2: Load Capacity
50T: 50 ton static load
Before selecting 50T, please check above SJ-50T worm screw jack specifications.

3: Screw Configuration & Mounting Orientation
US: Upright translating screw                        UK: Upright keyed screw                    UR: Upright rotating screw
IS: Inverted translating screw                        IK: Inverted keyed screw                    IR: Inverted rotating screw 
Note: US,IS(Screw rotation,do axial motion)   UK,IK(Screw anti-rotation,do axial motion)   UR,IR(Screw fixed rotation,travelling nut do axial motion)

4: Screw Top End

5: Worm Shaft Input Types
A: left side worm shaft input.              
B: right side worm shaft input.             
C: double worm shaft input.
M1: left side motor flange direct input.                                       
M2: right side motor flange direct input. 
M3: left side motor flange direct input, right side worm shaft input.                  
M4: right side motor flange direct input, left side worm shaft input.

6:  Gear Ratio
SJ-50T jack gear ratios include 1/7, 1/14, 1/28.
1/7: Fast speed, 2mm travel length per full turn of worm shaft.                                     
1/14: Middle speed, 1mm travel length per full turn of worm shaft. 
1/28 Low speed, 0.5mm travel length per full turn of worm shaft.

7: Travel Stroke

8:  Accessories
N: Standard Jack, No additional accessories
P: Steel Cover
R: Rubber Bellow
Y: Hand Wheel
Other accessories, please check below picture



SJ-50T Trapezoid Screw Jack Applications:
SJ-50T trapezoid screw jack applications in steel mills roller adjustment, pipe mills roller adjustment, tube mills roller adjustment,roll forming mills roller
adjustment, plate mills roller adjustment, rolling mills rollers adjustment, powered feeder straightener rolls adjustment, roller system adjustment, adjusting
synchronous coil feed lines rolls, precision roller leveler, cold roller adjustment, hot roller adjustment, coil handing, semi-finished product handling, brush
adjustment belt cleaning, zinc pot lifting mechanism, air knife system adjustment, roll pass system, sizing stand and molten steel pot lifting system. Whatever
you pushing, pulling, lifting, adjusting or aligning linear motions need, we will have a the most complete solution for you.