Timing Belts Catalogue

68Timing beltsPU Linear/Torque STD8M steel cord» Standard tolerances› width: ± 0,5 mm› height: ± 0,2 mm› length: ± 0,5 mm/m» General properties› pitch 8 mm› thermoplastic polyurethane› hardness 92° Shore A› max. width up to 100 mm (PU Linear)› max. width up to 150 mm (PU Torque)› min. length for jointed belt (W) 960 mm› length between 1,504 to 20,400 mm (PU Torque)› max. speed 6,000 rpmForce / Elongation [%]Technical dataSTD8M SteelForce [N]18000160001400012000100008000600040002000Elongation [%]0 0,1 0,2 0,3 0,4 0,5Standardbeltwidthw tb[mm]graphallowable tensileloadTyp L Fal [N]Typ T Fal [N]allowable tensileloadTyp W Fal [N]breaking loadFBr [N]spec. spring ratioCspec [N]belt weightper metrem [kg/m]15 1980 990 8550 495000 0,1020 2860 1430 12350 715000 0,1330 3960 1980 17100 990000 0,2050 7170 3585 30400 1760000 0,3385 12540 6270 54150 3135000 0,56100 14300 7150 61750 3575000 0,66115 16500 8250 71000 4100000 0,76Specific tooth force/power/torque*speed [1/min]Specific tooth forceFspec [N/mm]Specific powerPspec [W/mm]Specific torqueTspec [Ncm/mm]025507510015020030040050075010001250150017502000300040007,410 7,270 7,170 7,070 6,943 6,73 6,598 6,211 5,943 5,671 5,198 4,866 4,487 4,313 4,048 3,902 3,300 2,8610,000 0,024 0,048 0,071 0,093 0,135 0,176 0,248 0,317 0,378 0,520 0,649 0,748 0,863 0,945 1,041 1,320 1,5260,943 0,926 0,913 0,900 0,884 0,857 0,840 0,791 0,757 0,722 0,662 0,620 0,571 0,549 0,515 0,497 0,420 0,364* max. force/power/torque per tooth in mesh and per mm belt widthSpecific tooth force Fspec [N/mm]Specific power Pspec [W/mm]Specific torque Tspec [Ncm/mm]8,01,801,00Copyright © Ammeraal Beltech 20067,06,05,04,03,02,01,0 1000 2000 3000 4000speed [1/min]1,601,401,201,000,800,600,400,200,00 1000 2000 3000 4000speed [1/min]0,900,800,700,600,500,400,300,200,100 1000 2000 3000 4000speed [1/min]