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Static and Dynamic Allowable Load for @Shift Tables N {kgf} Allowable Moment for four Shift Tables @on two shafts N.m {kgf.m} Allowable Load, Allowable Moment Parts No. Allowable load Nokgfp Allowable moment NEmokgfEmp BTF16 Static Dynamic Mp My Mr BTF20 BTF25 BTF30 BTF40 BTF50 Maximum Amount of Deflection If bend of the guide shaft exceeds 0.1 mm, the sliding resistance may increase for reasons of clearance. See the graphs below and adjust the bend of the guide shaft below 0.1 mm. 100 200 500 1000 2000 length .immj 100 200 500 1000 2000 length .immj Relationship between length . BGSP and load W, provided maximum bend is 0.1 (mm) Relationship between length . and load W, provided maximum bend is 0.1 (mm) id~Dj 35~50 30~40 20~30 4,410 o450p 1,470 o150p 2,940~L2 o300p~L2 2,940~L1 o300p~L1 6,180 o630p 2,060 o210p 4,120~L2 o420p~L2 4,120~L1 o420p~L1 8,830 o900p 2,940 o300p 5,880~L2 o600p~L2 5,880~L1 o600p~L1 13,200 o1,350p 4,410 o450p 8,830~L2 o900p~L2 8,830~L1 o900p~L1 21,200 o2,160p 7,060 o 720p 14,100~L2 o1,440p~L2 14,100~L1 o1,440p~L1 26,500 o2,700p 8,830 o 900p 17,700~L2 o1,800p~L2 17,700~L1 o1,800p~L1 Allowable static load: Allowable load when it is born in the stationary condition or at quite low speed near stopping (not more than 0.0017 m/s [0.1 m/min.]) Allowable dynamic load: Allowable load in the condition with sliding speed of 1.0m/s [60 m/min] or less. L1 L2 Mr Mp My 50 iDj 40 30 25 20 16 d is inner diameter tolerance. BGS 98 o 10p 196 o 20p 490 o 50p 981 o 100p 1960 o 200p 4900 o 500p 9810 o1000p 98 o 10p 196 o 20p 490 o 50p 981 o 100p 1960 o 200p 4900 o 500p 9810 o1000p Load W per axis Nokgfp Load W per axis Nokgfp Calculating formula W . E I F Concentric loadiNokgfpj F Lengthimmj F Young's moduluis 2.06~105N/mmo2 2.09~104kgf/mm2pj F Geometrical moment of inertiaimm4j Solid shaft D4 64 Hollow shaft ΁iD4|d4j 64 Maximum bent= W.3 192 E I 300 Selection Guide Product Information Plastic Bearing Multi-layer Bearing Metallic Bearing Air Bearings Technical Slide Shifter Information Corporate Profi le