Wonderful and can customized lifting by screw jack and worm gear reducer


Quick Details

Place of Origin:

Zhejiang, China

Brand Name:


Gearing Arrangement:


Output Torque:


Input Speed:


Output Speed:


Product name:

Worm Gear Screw Jack


Cast Iron


Blue, Green

Mounting Position:

Foot Mounted or Flange mounted

Input Form:

Motor, IEC Flange

Output Form:

Flange Output, Solid Shaft,




Power Tranmission



Supply Ability

Supply Ability:
1000 Set/Sets per Month worm gear screw jack

Packaging & Delivery

Packaging Details
Polyurethane foam around the screw jack (avoiding shock in delivery) in veneer case.

Or as customer's requirement”>Polythene liner bag enclosing screw jack (which is moisture barrier, rust-proof).

Polyurethane foam around the screw jack (avoiding shock in delivery) in veneer case.

Or as customer's requirement
China main ports are all available

Online Customization

Video Description

Lifting Screw Jack

Product Description

1. Screw Jack Picture & Function:

Screwjack/lift isabasisjack-uppart,accomplanishthefuctionssuchas lifting,drop,pushandinvertingthroughwormgeardrivesscrew.

2. Our Jack’s Advantages:


-Canbedrivendirectlybymotororotherpoweror manual





-2 /3 /4 /8 sets etc. screw jacks to linkage to use ( For screw jacks linkage scheme, pls see the below)

3.Screw Jack Part Introduction:

4. How to Choose aScrew Jack?Some questions you need answer pls.

Q1: The capacity isto load? KG (it means how many Kg or Tons the screw jack need to lift or drop?)

The stroke is ? mm (it means the screw shaft length, such as 500mm)

The lifting speed is ? mm/second (it means how much time you want to use to finish the stroke? Such as I want to use 20 seconds to finishthe500mm strokethen can come out the speed is 25mm/s )

Screw jack SWL2.5-120 performance parameters table asthe below:

SWL2.5 SWL5 SWL10/15 SWL20 SWL25 SWL35 SWL50 SWL100 SWL120
Max lifting load(Kn) 25 50 100/150 200 250 350 500 1000 1200
Screw diameter*thread dimension(mm) Tr30*6 Tr40*7 Tr58*12 Tr65*12 Tr90*16 Tr110*18 Tr120*20 Tr160*23 Tr180*25
Worm Ratio P 6 6 7 8 10 10 10 12 12
Worm Ratio M 24 24 23 24 32 32 32 36 36
Stroke for one input turn(mm) P 1.0 1.167 1.565 1.5 1.5 1.69 1.87 1.92 2.083
Stroke for one input turn(mm) M 0.25 0.292 0.5 0.5 0.5 0.56 0.625 0.638 0.694
Max permissible power(kW) 1.45 2.59 3.47 4.02 5.38 13.06 13.9 28.5 62
Weight per 100mm screw&protective tube(kg) 0.45 0.82 1.67 2.15 4.15 5.20 7.45 13.6 17.3

Q2:Which the screw topyou need?Answer: I need (A B C D E F).

Q3:Manual type(Hand wheeldriven) or electric motor driven type?Answer: I need type.

Q4:Screw movement (screw travelling up and down when working) or Nut movement (the nuttravelling up and down when working)? Upright orInverted? Answer: I need (A B E F)

Q5:Screw jacks linkage

Do you need two or above two sets screw jacks to linkage, if yes pls seethe belowscrew jacks linkage scheme, if no pls ignore this.

Answer: 1. No need 2. Need,sets (2 /3 /4 /8 or othersets) screw jacks to linkage, ( I /T / L / H / U) )type ( Or you can mark it out on the below screw jacks linkage scheme picture).

For example, a 4-sets linkage H type ( without screw in this picture) as followIing:

After we got your answers we can make a CAD format drawing for you to check and quote you the best price.

5. Screw Jack’s Application:


Payment & Packaging


We acceptT/T, Credit Card (VISA or MasterCard), L/C, Paypal,Alibaba Trade Assurance(this service can guarantee the clients’ benefit to utmost)etc.

2. Package:

1. Common package: PE bags with bubble, carton box then bubble then plywood box, safe package.

2. According to clients’ special requirements.

3. Shipping:

1. Seatransportation: shipping FCL or shipping LCL, this is the most common way

2. Land transportation: this is suitable for the inland countries

3. Air transportation

4. Express:DHL,TNT,UPS,Fedex etc.

Looking forward to your inquiry,and we’ll give you reply within two hours!