Our Altra Worm Gearboxes are a customizable range of high-performance gearboxes, specially designed to meet specific customer requirements. Engineered for versatility, reliability, and efficient power transmission, they are suitable for a wide range of industrial applications.
We provide tailor-made solutions to ensure optimal performance, dependable operation, and flexibility to meet diverse industrial needs.
Housing, Flanges & Feet: Made of aluminium alloy up to size 90, while sizes 110 and above are manufactured from cast iron.
Worm Shaft: Manufactured from high-quality steel, with the worm case hardened to 58–60 HRC and profile-ground for precision and durability.
Worm Wheel: Constructed with a cast iron hub fitted with a PB2 bronze rim for reliable operation and wear resistance.
Lubrication: Uses synthetic gear oil of ISO VG 320 grade for smooth operation and efficient lubrication.
Power Range: 0.1 to 7.5 kW
Reduction Ratio: 7.5:1 to 100:1
Available Sizes: ALM 25 to ALM 150
Designed for reliable power transmission, compact installation, and versatile performance across a wide range of industrial applications.