Sulfation in lead acid batteries takes place whenever it discharges. The fact that all car batteries are left in a state of discharge more than they are charged only increases this destructive process.
When a battery discharges, the lead from the plates combines with the electrolyte (dilute sulphuric acid) to make lead sulfate. Discharging: Pb + PbO2 + 2H2SO4 → 2PbSO4 + 2H20
When the battery...
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Battery Tip:
Unknown to many, a degenerative process of sulfation occurs soon after a battery is manufactured. So even if you are buying a brand new battery off the shelf it could be already sitting there for months. The use of the Infinitum Desulfator on your new batteries are essential as they will work to prevent and remove sulfation that has already occurred. By doing so, your battery’s...
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Besides the degenerative process of sulfation which occurs on 84% of lead acid batteries, there are other contributing factors you should know when buying a battery as well as maintaining one that directly affect the life span of your battery.
The quality and brand of the battery.
Usually costlier batteries last longer as there is more lead in the batteries.
Some brands below RM100 are cheap...
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People kill more deep cycle batteries with poor charging practices, than die of old age!
Sulfation
Lead sulfation actually starts when you remove the charging voltage a full charged lead-acid battery. The lead sulfate crystals are converted back to lead during the normal charging cycle. The real question is, if all of the lead sulfate crystals are not turned back into lead, how long does it take...
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Auto start batteries are not made to be discharge below 10.5 volts. If this happens the lead sulfate formed on discharge will expand across the plates and separators and short the battery. The voltage across the terminals will measure 10.5 volts. This battery is dead and is not restorable.
Another result of low discharge of an auto start battery is the reversal in polarity of one cell. In this...
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