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Will Candle Wax Melt Plastic? Read On!

  • Written By Candace 
  • Updated On
  • 6 min read
Will Candle Wax Melt Plastic

Can a Candle Melt Plastic? Can I Use It As a Container?

If you are making a homemade candle and you are looking for a decorative container to put it in, you might be wondering if you can use a plastic container or if the wax temperature will melt the type of container. 

Candles can be stored in a plastic container as long as the plastic is thick enough and safe for burning, you want to avoid very thin containers which can burn with wax pouring temperature or use a metal container to be on the safe side.

In our guide below, we will discuss which type of plastic candle wax containers you can use, how to get wax from candles in containers, other types of containers to use for storing your candle as well as the best way to melt your wax. 

What Type Of Plastic Container Can I Use For Storing Candles? 

If you are worried about using a container of flammable material to store your candle in then you should make sure you are using the right kind of plastic container. 

The safest containers made out of plastic should be thick and sturdy, one way to test if your plastic will melt against the wax is by holding it over the flame and seeing if it melts. 

Many plastic containers which can be used for candles will state whether or not they can handle the heat from the wax temperature.

How Can I Get Wax Out Of a Plastic Container? 

If you are looking at how to extract candle wax out of a plastic container then you can do this by either scraping it or using a double boiler method which is the safest way to avoid melting the plastic material. 

Simply grab a pan of water then place another bowl inside with the candle, allow the wax to melt then discard.

What Are The Best Containers For Candles? 

If you wondering what other containers you can use to store candles in, there are plenty of other materials which are safe and suitable to use for lighting candles. 

We’ve listed the safest ones below. 

  • Metal containers – Using a metal container for your candle is the best choice, these tin designs can come with a lid to keep scented candles fresh and are great for homemade candles if you want to hide any cracks in your wax.
  • Glass containers – Glass containers are very beautiful and elegant to store candles in, you should however make sure they can withstand the temperature of melted wax as not all are heatproof enough.
  • Ceramic containers – Ceramics are very long-lasting and make great containers, you can paint them and find them in different colours to add decor to your home.
  • Enamel containers – Enamel is heatproof and durable, it will not crack easy against high heat and can be found in many designs.

How To Melt Wax For Your Plastic Container 

If it’s your first time melting wax you should ensure that you melt it properly to get the best result for your candle and avoid imperfections and cracks in your wax. 

We’ve listed the best step by step way to melt wax for your plastic container candle down below. 


  1. Heat a pot of boiling water on your stove and place the wax in another heatproof bowl, put this bowl inside of the one on the stove to create a double boiler heating method. 
  2. Keep checking the temperature and consistency of the wax until melted all the way through, in the meanwhile place a wick sticker inside your container to keep it stable when your pour the melted wax inside.
  3. Remove, add any scents then pour into your container and allow to cool overnight.

What To Look For In a Candle Container 

Finding a safe and pretty candle container can be difficult, the last thing you want is to choose a container that could crack or leak when the candle wax is put inside. 

  • Doesn’t crack – There have been many reports of exploding gel candles, make sure the material you use is not prone to cracking to avoid this.
  • Heatproof – Never choose a container that could burn or absorb wax to avoid any potential fires from happening.
  • Leakproof – Always make sure your container is not leaky beforehand, if it is you could have a potential fire hazard when wax leaks out, not to mention it could also ruin tables and furniture when the wax sticks.

Moreover, we have written an article about how to ship candles without melting, if you are someone who has plans to sell a candle or currently selling it. Then, you really should read that article.

Frequently Asked Questions About Candle Wax Melting Plastic 

Can I use a mason jar with hot wax? 

Yes, most mason jars can be used to pour hot wax inside as they can take temperatures up to 250F without cracking.

What temperature should wax be for pouring? 

Your wax should be a temperature between 130-140F for pouring as this helps it stick to the container and any scent.

How do I stop air bubbles in my candle? 

Stop air bubbles inside of your candle container by using the wax at the right temperature before pouring.

Could I melt candle wax in the microwave? 

You could melt candle wax in the microwave at 30-second intervals, but this is not as safe as using the double boiler method.

Can I use a cement container for a candle? 

Cement containers are great for storing candles, just make sure yours doesn’t have any cracks otherwise the melted wax will leak out.

Last Words 

In conclusion, candle wax will melt plastic that is thin and not heatproof if it is at a high enough temperature, if you are using a plastic container for your candle then you need to make sure it is heatproof and thick enough to handle the high temperatures of the wax without melting. 

We suggest using a metal container if you are looking for a material that is heatproof, crackproof and leakproof.


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