Industrial pulley 150 mm, 3 grooves, section A

EMMAR POLEA 150 3A is a pulleys reference, within Power transmission. Request a quote for POLEA 150 3A via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The 150 3A pulley is a V-belt drive pulley, manufactured by EMMAR Accesorios Industriales. It has a 150 mm diameter and three grooves for section A belts, which allows mounting up to three belts in parallel on the same body. It is used to transmit power between shafts, regulate speed ratios and absorb minor misalignments in continuous-drive equipment. It is a cast part designed to work in demanding industrial environments, with good resistance to wear and repeated stress.

This pulley has a 150 mm diameter, 3 grooves and section A. Section A defines the groove profile and the width of the corresponding belt; the three grooves allow distributing the load among three belts, which gives more transmission capacity and some redundancy if one fails. The 150 mm diameter conditions the transmission ratio when combined with another pulley in the same system. It is an in-house manufactured part, EMMAR brand, not a third-party product.

It is used in machines that need to transmit motion continuously: compressors, fans, centrifugal pumps, conveyor belts, mixers and factory equipment. It also appears in low and medium power drives where a fixed ratio and simple maintenance are sought. Having three grooves, it is common in installations where the goal is to reduce tension per belt and extend the service life of the pulley-belt assembly.

To select it, take into account the pitch diameter, the number of grooves and the belt section. Verify that the keyway and shaft diameter match the pulley; if not, it must be machined or adapted. Alignment between pulleys is key: angular or parallel misalignment accelerates wear on the belt and the grooves. Tension must be the one recommended by the belt manufacturer, neither loose nor excessive.

If you need a pulley with a different number of grooves, another diameter or a different section, it can be manufactured or an equivalent can be found. For that, send us the original pulley part number, the belt section, the pitch diameter and the number of grooves. With that data we offer you an alternative from our line or a nearby size that fulfills the same function. We can also evaluate machining of the bore and keyway according to your shaft.

MR Accesorios Industriales manufactures this pulley and other power transmission parts. If you already have the part number POLEA 150 3A, send it by WhatsApp and we will quote you. If you are not sure of the size, write to us with the machine data and we will help you identify the pulley you need.