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Three-groove pulley, machined steel part with V-grooves and central bore · EMMAR POLEA 550 3C
Industrial pulley 550 mm, 3 grooves, section C

EMMARIn-house manufacturingIn-house manufacturing

Industrial pulley 550 mm, 3 grooves, section C

Manufacturer part numberPOLEA 550 3CAlso known as: POLEA5503C · POLEA550 3C
Brand
EMMAR
Subcategory
Pulleys
Section
C
Series
Sección C
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Description

EMMAR POLEA 550 3C belongs to pulleys, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for POLEA 550 3C and any equivalents.

The EMMAR 550 3C is a V-belt pulley with a 550 mm diameter and three grooves for section C belts. It is manufactured in-house, which means the bore, keyway, and balancing can be machined to match your shaft and application requirements.

The part number POLEA 550 3C tells you the key dimensions: 550 mm diameter, 3 grooves, and section C profile. Section C belts are used for higher-power drives where fewer belts are needed. Because EMMAR produces this pulley in-house, the bore and keyway are finished according to the shaft it will be mounted on.

Typical uses include drives for mills, mixers, compressors, high-flow pumps, industrial fans, and transmission lines in process plants. You will also find it on lifting equipment and agricultural or road machinery working under demanding conditions. With three grooves, the load is spread across three belts, which can reduce wear and provide some redundancy if one belt fails.

When selecting this pulley, consider the power to be transmitted, the RPM of both the motor and driven shafts, and the pitch diameter required by your drive calculation. Make sure the bore and keyway match the shaft, and that balancing is suitable for the operating speed. Proper alignment between pulleys and correct belt tension are important for long service life.

If you need a different diameter, number of grooves, or section, the pulley can be manufactured to order. Just provide the diameter, number of grooves, section, and bore and keyway dimensions. We can also help identify a replacement if you have a worn or unmarked pulley. Our technical team will review the data and send you a quote.

To get started, send the code POLEA 550 3C via WhatsApp or email. If you are unsure about an equivalent, include a photo and your shaft dimensions. We will confirm the best option from our in-house manufacturing line.

Dimensions

Size
550mm
Grooves
3
Section
C

Frequently asked questions

What does POLEA 550 3C mean?
It identifies a pulley with a 550 mm diameter and 3 grooves for section C belts. This is the reference used in our catalog. If you need a different size or number of grooves, it can be manufactured to order with your shaft specifications.
Can I use belts of a different section?
No, the grooves are machined specifically for section C belts. Using another section may damage the belt and the pulley. If your drive requires a different section, contact us and we will offer a suitable pulley from our manufacturing line.
How do I order a pulley with special dimensions?
Send the diameter, number of grooves, section, and bore and keyway dimensions via WhatsApp or email. Our technical team will evaluate the manufacturing and provide a quote. We can also analyze a replacement for an existing pulley.
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