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China, Chinese Manual Screw Jack Lift Stands for Airport Lift Platform1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Power Transmission PartsWormSwl Series Worm Screw JackBuilding Material
Qingdao Chinese Science Machinery Co., Ltd.
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Product Description Top Quality Worm Gear Screw Jacks Load Up to 200 TonMachine& Ball Screw Jack ActuatorsFeatures:1. Suitable for heavy load, low speed and low frequency; 2. Main components: precision trapezoid screw pair and high precision worm gear pair; 3. Compact design, small volume, light weight, wide drive sources, low noise, easy operation, convenient maintenance. 4. The trapezoid screw has self-locking function, it can hold up load without braking device when screw stops traveling. 5. The lifting height can be adjusted according to customer requirements. 6. Widely applied in industries such as machinery, metellurgy, construction and hydraulic equipment. 7. Top End: top plate, clevis end, threaded end, plain endHow to choose a suitable model?Some questions can help you to choose.Q1:Do you need screw jack of ball screw or trapezoidal screw?Q2: How many Kg or Tons the screw jack need to lift or drop? The screw shaft length? How fast the lifting speed is ? Q3:Which the screw top?you need,as picture above?Q4:Manual type (Hand wheel?driven) or electric motor driven type or both driven type? Q5:Traveling screw (screw travelling up and down when working) or traveling nut ? (the nut travelling up and down when working),Upright or?Inverted? Product ParametersTypeModelScrew thread sizeMaxlifting strengthkNMaxpull forcekNWeight without strokekgScrew weightper 100mmSWLScrew jackSWL2.5Tr30*625257.30.45SWL5Tr40*7505016.20.82SWL10/15Tr58*12100/15099251.67SWL20Tr65*12200166362.15SWL25Tr90*1625025070.54.15SWL35Tr100*18350350875.20SWL50Tr120*205005004207.45SWL100Tr160*2310001000101013.6SWL120Tr180*2512001200135017.31.Compact structure,Small size.Easy mounting,varied types. Can be applied in one unit or multiple units.2.High reliability.Long service life; With the function of ascending,descending,thrusting,overturning3.Wide motivity.It can be drived by electrical motor and manual force.4.It is usually used in low speed situation,widely used in the fields ofmetallurgy,mechanical,construction,chemical,irrigation works,mediat treatment.Detailed Photos 1. screw rod2. nut bolt3. cover4.Skeleton oil seal5.Bearing6.Worm gear7.Oil filling hole8.Case9.Skeleton oil seal10.Cover11. nut bolt12.Bearing13.Skeleton oil seal14.Bearing15.worm16.Flat key17.Bearing18.Skeleton oil seal19.Cover20.Nut boltProduct Description Company Profile
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