Can You Use Plastic Tanks for Long Term Fertiliser Storage?

Can you use Plastic Tanks for long term Fertiliser Storage? Storing liquid fertilizer in a plastic tank can sometimes end up being a longer period of time then you planned. This is often because you pre-ordered your fertilizer and got an early delivery or, less often – you ordered too much. This is not an issue if you have the right tank to store it. A lot of farmers and growers have questions about the strength of poly tanks for there liquid fertilizer. Understanding what poly tanks are made from and how they compare with other materials is important.

What are Plastic Fertiliser Tanks made from?

Poly tanks or plastic tanks are made from polyethene. This raw material is a smooth powder that forms into plastic when it is melted. This is called rotational moulding. This means that when the tank is in the oven getting cooked, the mould is spinning, spreading the powder evenly. Depending on the manufacturing process, you will get different plastic thicknesses in different spots.

Are Plastic Tanks suitable for long term Fertiliser Storage?

This question is common because it is very often you end up storing fertilizer for more than a year. The answer is yes! Plastic fertiliser grade tanks are suitable for long term fertilizer storage. But how long? There are certain features on a plastic tank that will make a huge difference with the amount of time they will last. It’s important you check your tank to see whether it has these 3 must-haves.

4 Must-Haves for a Poly Tank:

If you are looking to purchase a poly tank for liquid fertilizer storage, it is important that the tank includes these 3 things. All these benefits will make storing fertilizer for a long period of time much safer and secure.

  • Strong Side-walls – The sidewall of your tank is the most important part of the product. This is because all the pressure of the heavy liquid is relying on the walls. Ribbed walls on your poly tank will strengthen the plastic.
  • Strong Roof – A strong roof on a poly tank is essential for long term liquid storage. With the ribbed roof structure, this see that the tank will last much much longer than 10 years. Can you use Plastic Tanks for long term Fertiliser Storage
  • 10 Year Warranty – This is what really makes a difference. A good way to determine how long a poly tank will last is by looking at the warranty. This will often tell you how long the manufacturer thinks the tank will be able to store liquid safely.
  • Outlet & Flushing Valve – The correct outlet ensures less time spent filling the sprayer and a flushing valve for drainage and flushing of sediments in the tank.

Compare Poly with Stainless Steel & Fiberglass

While poly tanks are suitable for long term fertilizer storage, it’s critical you understand how plastic compares with stainless steel and fibreglass. Buying a tank with suitable material will help you save money and be more efficient with repairs.

Do fertiliser tanks need to be bunded?

In some areas fertiliser tanks need to be bunded, these can be by going with a bunded tank or putting the tanks in a bund. Please get in touch for more details.

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