Vivoil Reversible and Unidirectional Pumps

What is the difference? It happens often that our customers are not clear about the difference between reversible pumps and unidirectional pumps. This is a legitimate doubt due to the fact that, in the industry, there is no shared nomenclature because each company follows its own classification. At Vivoil, for example, we have chosen the […]

Vivoil KV and RV series flow dividers

All the differences between the two versions It sometimes happens that some customers ask us if there is a difference between the Vivoil flow dividers of the KV series and those of the RV series. The KV, in fact, is no longer in production and has been replaced by the recent RV version. Usually the […]

Vivoil hydraulic pumps KV and XV series

What is the difference between the two versions? Do you have a Vivoil KV-type hydraulic pump and want to replace it? KVs are now out of production, but you can choose one of the new XV series pumps, because they are perfectly interchangeable with the previous version. In fact, in Vivoil, product research is a […]

Oil Leaks in Hydraulic Pumps and Motors

Here are the most common causes Have you noticed an oil leak from a pump or a hydraulic motor installed in your machinery? Identifying the cause of the leak is very important to understand how to intervene and then solve the problem as soon as possible. Sometimes, in fact, it is sufficient to replace only […]

Connections for Hydraulic Pumps

The characteristics of the three most common models One of the fundamental elements of a hydraulic pump is the oil inlet port (connection): the opening to which the supply hose is connected. There are several types of pump connections on the market, but the most common are three: the standard European port, the threaded port, […]

Difference Between Hydraulic Pumps and Motors

Is there a difference between hydraulic pumps and motors? Yes, although they are constructively similar, they have different characteristics, which concern both their specific function and other details necessary for the functioning of the product. In this article we will see what the main differences are between the pumps and motors in the Vivoil range. […]

How to Calculate the Displacement of a Flow Divider Knowing the Flow Rates

One of the most frequent questions we receive from our customers is, “How can I calculate the displacement of a Vivoil flow divider knowing only the flow rates?” In this article we explain which formula to use, and together we look at some examples for calculating the most suitable displacement for your project. What data […]

Vivoil Hydraulic Motors: a Guide to Our Special Solutions

We have devised a number of special solutions to make our hydraulic motors even more powerful and resistant: 11 optional extras that you can integrate into the Unidirectional Hydraulic Motors and Reversible Hydraulic Motors of the Vivoil range. Let’s see what they are, what they are used for and some examples of applications. 1 – […]

The MIA-FD Auto-Compensating Flow Divider

Golden, accurate within 1.5-2%, modular and expandable, the MIA-FD flow divider, an acronym for Manifold Instantaneous Auto-compensating Flow Divider, is one of Vivoil’s highest performing and most appreciated components. Unlike standard flow dividers, which are either gear or valve flow dividers, this solution includes both gears and a valve compensation system to maintain accuracy even […]

How to Recognize Original Vivoil Flow Dividers from Imitations

Some distributors have told us that flow dividers similar to ours in shape and colour are for sale on the Chinese market, but they are produced by different companies with which we have no business relationship. Here’s how to recognize Vivoil flow dividers from imitations. 1 – All Vivoil products have a label that is […]