Maintenance Free batteries-are now becoming the normal fitment on most cars and trucks

This is a short article about maintenance free batteries

 The phrase maintenance free batteries is only partly correct.  What are Maintenance Free Battery vs Conventional  Cheap Car batteries , use up some of the water in their diluted mixture of sulphuric acid electrolyte during there every day cycle of charging and discharging. The electrolyte process turns into a gas mixture of oxygen and hydrogen and escapes from the battery. WE then add water to keep the battery topped up.

Maintenance Free batteries

Lucas Maintenance free batteries

Maintenance free batteries known as MF batteries use a different type of lead alloy. They use calcium alloy of lead and not a lead antimony alloy. This reduces the gassing therefore stops the need to keep topping up your battery. Indeed means that you have no need to top up your battery during the normal life of your  Battery.
The only problem can occur in exceptionally high temperatures where the Maintenance free batteries may boil but the newer types of MF battery now have pressure relief valves that come into operation when the pressure may get too high. For further reading…http://uk.ask.com/question/what-is-a-maintenance-free-battery

Altogether these Maintenance free batteries are becoming the normal standard for modern vehicle standards and are worth buying instead of cheap batteries.

Car batteries remained much the same, the only thing that changed was the different terminals and physical sizes of the batteries, battery plates, became a new mix of alloys and lead alloys and companies the likes of Lucas batteries became the first to introduce practically sealed batteries that were maintenance free, there were no screw tops on the battery for the driver to check the acid level.

Also there was the evolution of the cars. Many cars were now coming out on more sophisticated electrical systems. Which required car batteries with more power. We found that a difference in the old type battery and the new type of battery was that the new types of battery did not give you much time after failure, one morning the battery light would come on in your car and you would need a new battery, there and then; you do not have the time any more. It is very important to remember ,that the Maintenance free batteries must be stood up in the upright position. The battery caps do not unscrew and so the battery is classed as sealed. But it is important to remember that the battery is not leak proof.

Pressure relief valves automaticaly reseal

themselves after been released, this is a major safety feature.

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