Lim-Tec screw jack catalog-SJB Series
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Ball Screw Jack

Selection Table Guide CODING Type Front Attachment Input Version Input Shaft 5 S Traveling screw V1 Special NF Standard head P1 Single input shaft RH Right hand BRE Brake 10 R Traveling nut L1 TS Ball joint P2 Double input shaft LH Ieft hand FCG Mechanical Limit switches Rod end Motor flange SJB Ball screw 20 TF P3 FCP Inductive proximity switches Flange end Flange and extended shaft (PNP normally closed) 50 FL P4 Clevis end Bellows 80 FO B Spherical flange Safety nut 100 FQ SN 200 SS Stainless steel housing 300 SA Stainless steel screw 450 AB Anti-bachlash device 700 HBP Hinged bearing...

Selection Table Guide Performance Table Size Rated dynamic load kN Screw dia x pitch[mm] Worm ratio Stroke for one input turn[mm] Max input power[kw] Max starting torque at full load[nm] Starting efficiency Running efficiency at 1500rpm Housing material Weight[kg] Weight per 100mm screw & protective tube[kg] Spheroidal graphite iron 6 Note:Ambient temperature of SJ screw jack is -20℃ - +40℃(-40℃ - +70℃ are available) Lifetime calculation The lifetime of Ball screw Jack SJB series depends on the lifetime of ball screw and worm gear and shaft, we just need to calculate the lifetime of screw,...

Selection Table Guide Nm=input torque required Lifting Load kW=input power required Lifting Load Note:The purple figures in the tables indicates operational restrictions due to thermal limits.Selection of screw jacks using these figures should only be carried out in consultation with our engineers.When your selection is made within the areas shaded purple,you will need to reduce duty cycle or choose the bigger size screw jack in order to allow effective heat dissipation. LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD.

Selection Table Guide Nm=input torque required Lifting Load kW=input power required Lifting Load Lifting Load Note:The purple figures in the tables indicates operational restrictions due to thermal limits.Selection of screw jacks using these figures should only be carried out in consultation with our engineers.When your selection is made within the areas shaded purple,you will need to reduce duty cycle or choose the bigger size screw jack in order to allow effective heat dissipation.

Selection Table Guide Nm=input torque required Lifting Load kW=input power required Lifting Load Note:The purple figures in the tables indicates operational restrictions due to thermal limits.Selection of screw jacks using these figures should only be carried out in consultation with our engineers.When your selection is made within the areas shaded purple,you will need to reduce duty cycle or choose the bigger size screw jack in order to allow effective heat dissipation. LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD.

Selection Table Guide Nm=input torque required Lifting Load kW=input power required Lifting Load Lifting Load Note:The purple figures in the tables indicates operational restrictions due to thermal limits.Selection of screw jacks using these figures should only be carried out in consultation with our engineers.When your selection is made within the areas shaded purple,you will need to reduce duty cycle or choose the bigger size screw jack in order to allow effective heat dissipation.

Overall Dimensions of Screw Jack SJB10 Screw Jack Base Line Model S Traveling Screw Base Line Base Line Left Hand Input Right Hand Input Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Acme Screw Jack

Overall Dimensions of Screw Jack SJB20 Screw Jack Base Line Model S Traveling Screw Base Line Base Line Left Hand Input Right Hand Input Acme Screw Jack Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack

Model S Traveling Screw Base Line Left Hand Input Right Hand Input Base Line Base Line Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Acme Screw Jack

Overall Dimensions of Screw Jack SJB22 Screw Jack Base Line Model S Traveling Screw Base Line Left Hand Input Right Hand Input Base Line Acme Screw Jack Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack

Base Line Model S Traveling Screw Ø40X10 Base Line Base Line Equally Spaced Left Hand Input RH Right Hand Input Acme Screw Jack Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD.

Overall Dimensions of Screw Jack SJB51 Screw Jack Base Line Base Line Model S Traveling Screw Base Line Equally Spaced Left Hand Input Acme Screw Jack Ball Screw Jack RH Right Hand Input Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack

Base Line Model S Traveling Screw Ø50X10 Base Line Base Line Equally Spaced Left Hand Input Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Acme Screw Jack RH Right Hand Input

Overall Dimensions of Screw Jack SJB81 Screw Jack Base Line Model S Traveling Screw Ø50X20 Base Line Base Line Left Hand Input Acme Screw Jack Ball Screw Jack RH Right Hand Input Equally Spaced Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack

Base Line Model S Traveling Screw Base Line Left Hand Input Right Hand Input Acme Screw Jack Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD.

Overall Dimensions of Screw Jack SJB101 Screw Jack Left Hand Input Right Hand Input Acme Screw Jack Base Line Model S Traveling Screw Base Line Base Line Equally Spaced Ball Screw Jack Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack

Base Line Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack J2 138 268 268 LIM-TEC BEIJING TRANSMISSION EQUIPMENT CO.,LTD. Ball Screw Jack Left Hand Input Right Hand Input Acme Screw Jack Base Line Model S Traveling Screw M56X4 (Standard Head NF) Base Line Equally Spaced

Overall Dimensions of Screw Jack SJB201 Screw Jack Base Line Base Line Equally Spaced Acme Screw Jack Ball Screw Jack Left Hand Input Right Hand Input Anti-backlash Screw Jack Acme Screw Jack Ball Screw Jack