Single Reduction Worm Gearbox
Source single reduction worm gearbox from India's verified manufacturers and exporters on Himalay. Browse the full range for industrial and export applications.
About Single Reduction Worm Gearbox
A single-reduction worm gearbox uses one worm meshing with one worm wheel to turn the drive through 90 degrees and achieve a high reduction in a single stage. The worm slides against the wheel rather than rolling, which lets a single mesh deliver ratios that gear pairs would need several stages to reach, in a small, quiet, low-cost right-angle package. Single-reduction worm units are the everyday choice for conveyors, mixers, gates, packaging lines and light positioning duty where compactness and simple mounting matter most.
A single worm stage commonly covers ratios from about 5:1 to 100:1. Efficiency depends strongly on ratio and lead angle: low-ratio units can reach roughly 85-90 percent, while high-ratio units fall toward 60 percent or below, which is the trade-off for the high single-stage reduction. The same sliding action gives many higher-ratio worms a self-locking or braking tendency useful for load-holding, though self-locking should be verified per duty rather than assumed. Enclosed-drive practice and gear quality follow AGMA 6034 / ISO 1328 where applicable.
Construction pairs a hardened, ground alloy-steel worm with a phosphor-bronze worm wheel for conformability and wear resistance. Compact frames use pressure die-cast aluminium housings; larger sizes use cast iron. Bearings are SKF/FAG-equivalent, with shaft seals and ISO VG 220/320 lubrication, often synthetic PAO and lifetime-filled to manage worm-mesh heat.
The unit takes an IEC motor adapter, a NEMA flange or a free input shaft, outputs a solid or hollow shaft, and mounts in foot, flange (B5/B14) or shaft-mounted arrangements with selectable worm orientation. Service factor is selected per AGMA SF against thermal and shock duty.
Himalay's MSME partners manufacture single-reduction worm gearboxes and worm gearmotors with gear-rating to AGMA/ISO 6336 where applicable, ISO 9001 quality systems, load/efficiency test reports and traceability; CE (Machinery Directive), ATEX/IECEx for hazardous areas, and SABER (Saudi Arabia) coordinated as part of the standard order flow.
