The document describes the JTC25 worm gear lift jack from Jacton Electromechanical Co. It provides specifications for the jack, including a static load capacity of 25kn, gear ratios of 1/6 for high speed and 1/24 for low speed, and various configurations for the translating screw. It lists potential applications in industries like construction, mining, and manufacturing that involve lifting, positioning, or leveling equipment.

1. Jacton Electromechanical Co.,Ltd | Tel: +86 (0)769 81585852 | Fax: +86 (0)769 81620195
Email: sales@screw-jack.com | Web: www.screw-jack.com | Skype: jactonjack
JTC Series Worm Gear Lift Jack
JTC25 WORM GEAR LIFT JACK DESCRIPTIONS
static load capacity 25 kn, high speed torque 13.9 n.m, low speed torque 4.5 n.m. lead screw (spindle)
Tr30x6. high speed gear ratio 1/6, low speed gear ratio 1/24. upright or inverted translating screw,
rotating screw and keyed screw configurations. precision positioning, self locking lead screw which
support the loads and hold position without brake mechamism. hand wheel or hand crank manual
operation, or single phase or three phases electric motor driven, gear motor driven or dc 24v gear
reduction motor drives. thread end, clevis end, plain end, forked head and top plate (flange type) for lead
screw (spindle) end types. customized various length stroke, under tension load, maximum 1500 mm
stroke. single screw jack or multiple screw jacks system arrangements.

2. Jacton Electromechanical Co.,Ltd | Tel: +86 (0)769 81585852 | Fax: +86 (0)769 81620195
Email: sales@screw-jack.com | Web: www.screw-jack.com | Skype: jactonjack
JTC Series Worm Gear Lift Jack
JTC25 WORM GEAR LIFT JACK TECHNICAL PARAMETER TABLE
JTC25 WORM GEAR LIFT JACK DIMENSIONS AND DRAWINGS

3. Jacton Electromechanical Co.,Ltd | Tel: +86 (0)769 81585852 | Fax: +86 (0)769 81620195
Email: sales@screw-jack.com | Web: www.screw-jack.com | Skype: jactonjack
JTC Series Worm Gear Lift Jack
JTC25 WORM GEAR LIFT JACK APPLICATIONS
Application in spray infeed conveyor lift system, theatre stage lifting platform, solar tracker, raising sluice
gate, screw scissor lift table, synchronized lifting system, food processing oven lifts system, feeder leveler,
roller adjustment, tunnel ventilation damper adjustment, postform roller elevation, car lifting trolley, cnc
steel leveling machine, blow molding machine, floating glass leveler, curing oven lifts, mobile container
lifting gear, moveable swimming pool lifting floor, bolted tank, steel shuttering concrete beams adjustment,
caterpillar laminating machine, roller Laminating machine, complete mineral wool processing machinery,
sandwich panel handling machinery, solar panel tracking system, satellite dish antenna azimuth and
elevation, sluice gate lifting mechanism, railway maintenance lifting jack, coil sheet slitter and metallurgy
industry, mining industry, chemical industry, construction industry, irrigation industry.
JTC25 WORM GEAR LIFT JACK SELECTION GUIDE
JTC - 25 - UR - 250 - H - II - C - HW
1 2 3 4 5 6 7 8
1. Jack Series
JT: "Jacton" brand screw jack
C series cubic screw jack
2. Load Capacity
25: lifting force 25kN, please check above JTC25 worm gear lift jack technical parameter table.
3. Screw Configuration & Mounting Orientation
US: Upright translating screw UK: Upright keyed screw UR: Upright rotating screw

4. Jacton Electromechanical Co.,Ltd | Tel: +86 (0)769 81585852 | Fax: +86 (0)769 81620195
Email: sales@screw-jack.com | Web: www.screw-jack.com | Skype: jactonjack
JTC Series Worm Gear Lift Jack
IS: Inverted translating screw IK: Inverted keyed screw IR: Inverted rotating screw
4. Travel Stroke
250, means travel stroke 250mm.
We processing screw jack spindle length following customers requirements.
JTC25 worm gear lift jack maximum stroke 1500 mm.
25. Gear Ratio
JTC25 worm gear lift jack gear ratios include 1/6, 1/24.
H: High gear ratio 1/6, 1mm stroke per full turn of input worm shaft.
L: Low gear ratio 1/24, 0.25mm stroke per full turn of input worm shaft.
6. Lifting Screw Top Ends Types
JTC25 worm gear lift jack standard lifting screw top ends types include top plate, clevis end, threaded
end, forked head and plain end. Also processing lifting screw top ends following customers design
drawings.
I: Top Plate II: Clevis End
III: Threaded End IV: Forked Head
VI: Plain End

5. Jacton Electromechanical Co.,Ltd | Tel: +86 (0)769 81585852 | Fax: +86 (0)769 81620195
Email: sales@screw-jack.com | Web: www.screw-jack.com | Skype: jactonjack
JTC Series Worm Gear Lift Jack
7. 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.
8. Accessories
N: no accessory PP: protective pipe BB: bellows boot
BG: miter gearbox HW: hand wheel EM: electric motor
GR: gear reducer LS: limit switches SN: stop nut
DC: digital counter SP: swivel plate SM: swivel mounting base
PB: pillow block bearing FC: flexible coupling CS: connecting shaft

6. Jacton Electromechanical Co.,Ltd | Tel: +86 (0)769 81585852 | Fax: +86 (0)769 81620195
Email: sales@screw-jack.com | Web: www.screw-jack.com | Skype: jactonjack
JTC Series Worm Gear Lift Jack
JACTON OTHER PRODUCTS