There are 4 types of speed reducers and 3 types of motors obtainable in this range, all varying in performance and dimensions. 
Four sizes of CHPC pre-stage gears can be found to pair with the gears; they are also constructed in aluminium and so are painted just like the worm gears
Gears that are given mounting flanges should be Worm Gearbox And Helical Reducers For The Biomass Boiler Sector assembled with motors whose shaft and flange tolerances match a “normal class” of quality to avoid vibration and forcing of the input bearing.
SPECIFICATION:
Including 6 types gear unit,Customer can choose
them according to the request.
Gears that are supplied with mounting flanges should be assembled with motors whose shaft and flange tolerances match a “normal class” of quality in order to avoid vibration and forcing of the input bearing.