
Wax tarts, also known as wax melts or cubes, are scented chunks of wax placed in tart warmers or tart burners. The heat from the burner gently melts the wax and releases its fragrance. The temperature at which fragrance oil is added to the wax is crucial to the final product. If the wax is too hot, it may discolour or not burn well. If the wax is too cool, the oil may not bind or mix properly, causing the fragrance to leach out and pool separately. The ideal temperature range for adding fragrance oil to wax tarts is 175–185 °F (80–85 °C).
Characteristics and Values Table
| Characteristics | Values |
|---|---|
| Ideal temperature to add fragrance oil | 175°F - 185°F |
| Temperature range to avoid | Below 175°F and above 190°F |
| Wax temperature before pouring into molds | 150°F - 160°F |
| Wax temperature for easy removal from molds | Wax should be completely set up and hard |
| Type of wax | Paraffin or soy wax |
| Wax melting point | 145°F or less |
| Stirring duration after adding oil | 30 seconds to 3 minutes |
| Curing duration | 1-2 days |
| Oil to wax ratio | 6% - 12% |
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What You'll Learn
- The ideal temperature range for adding fragrance oil to wax tarts is 175-185°F
- The temperature at which you add fragrance oil affects the strength of the scent
- Heating soy wax above 190°F for an extended period can compromise its integrity
- The type of wax you use will determine the maximum amount of fragrance oil you can add
- Harder waxes are generally easier to remove from moulds

The ideal temperature range for adding fragrance oil to wax tarts is 175-185°F
When making scented candles, it is crucial to add the fragrance oil at the right temperature to ensure the oil binds and mixes well with the wax. The ideal temperature range for adding fragrance oil to wax tarts is 175-185°F. This temperature range allows the fragrance to mix thoroughly with the wax, ensuring a consistent scent throughout your candle. It is important to note that heating wax, especially soy wax, too hot can cause discolouration and affect how well the candle burns.
Different types of wax have different melting points, and this can impact the temperature at which you add the fragrance oil. For example, Nature Wax C3 can hold up to 6% fragrance oil, while GW 464 can hold up to 12%. The type of wax you use will also determine the pouring temperature, which is the temperature at which you pour the fragranced wax into the container.
When making wax tarts, it is recommended to heat the wax to around 180°F, and then add the fragrance oil once the temperature reaches 175-185°F. This temperature range is ideal for ensuring the fragrance oil binds and mixes completely with the wax. Adding the fragrance oil at a lower temperature can result in the fragrance not binding properly, which can negatively impact the scent throw. In some cases, it can even cause the fragrance to separate from the wax and pool at the top or bottom of the candle.
Once the fragrance oil has been added and mixed thoroughly, you can proceed to pour the wax into the moulds. It is important to ensure that the wax is cool enough to pour, as pouring when the wax is too hot can melt the tart mould. The ideal pouring temperature for wax tarts is around 150-160°F, which is about 15-20 degrees above the melting point of the wax.
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The temperature at which you add fragrance oil affects the strength of the scent
The temperature at which you add fragrance oil to wax tarts affects the strength of the scent. If you add fragrance oil to your wax at a lower temperature, the fragrance may not bind properly with the wax. This can negatively impact the scent throw, and in the worst-case scenario, cause the fragrance to separate from the wax and pool at the top or bottom of your candle.
For this reason, it is recommended to add fragrance oil to your wax at a temperature of 180°F-185°F. This is the optimal temperature for the fragrance and the wax to bind together, which will provide the best fragrance throw in your finished candle. This temperature range allows the fragrance to mix thoroughly with the wax, ensuring a consistent scent throughout your candle.
However, it is important to note that heating wax, especially soy wax, above 190°F for an extended period can compromise its integrity, leading to a less effective candle. Therefore, it is crucial to monitor the temperature closely.
Additionally, the type of wax you are using will also impact the temperature at which you add the fragrance oil. For example, with soy votive, soy pillar, and soy tart wax blends, you need to melt the wax to a higher temperature of 195°F-200°F and then let it cool down to 180°F-185°F to add your fragrance oil.
The temperature of the tart warmer also plays a significant role in the strength of the scent. Tart warmers that get very hot will produce a higher intensity fragrance, but the fragrance will dissipate more quickly. On the other hand, tart warmers that don't get as hot will produce a less intense but longer-lasting aroma.
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Heating soy wax above 190°F for an extended period can compromise its integrity
When making scented wax tarts, it is important to heat the wax to the right temperature to ensure that the fragrance oil binds and mixes well. For soy wax, the ideal temperature range to add fragrance oil is between 175°F and 185°F. This temperature range allows the fragrance to mix thoroughly with the wax, ensuring a consistent scent throughout the candle.
However, it is crucial not to heat soy wax above 190°F for an extended period. Doing so can compromise the integrity of the wax, leading to a less effective candle. This is because overheating soy wax can alter its chemistry and cause various issues. Firstly, excessive heat can break down the natural components of the wax, leading to discolouration and affecting the candle's aesthetic appeal. The wax may turn yellow or brown, which is not desirable.
Secondly, overheating can cause the fragrance oils to degrade, resulting in a weaker scent throw. This means that the candle will not release its fragrance as effectively when burned, diminishing the aromatic experience for the user. Thirdly, excessive heat can alter the consistency of the wax, making it more difficult to work with. Overheated wax may become too thin, leading to issues with pouring and setting. The final product might also have an uneven texture, with potential problems like frosting or poor adhesion to containers.
To avoid overheating soy wax, it is recommended to use a double boiler or a pot with boiling water. This helps maintain a consistent, gentle heat and reduces the risk of overheating. Regular stirring during the melting process also helps distribute heat evenly and prevents hot spots. Additionally, using a reliable thermometer is essential for monitoring the temperature and ensuring it stays within the ideal range.
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The type of wax you use will determine the maximum amount of fragrance oil you can add
When making wax tarts, the type of wax you use will determine the maximum amount of fragrance oil you can add. Different waxes have varying capacities to hold fragrance oils. For example, Golden Brands 464 Soy Wax has a maximum fragrance load of 10%, while Nature Wax C3 can hold up to 6% and GW 464 can hold up to 12%.
It is crucial to strike a balance with fragrance oil to achieve the perfect scent throw without compromising the quality of the wax tarts. Using too much fragrance oil can prevent wax tarts from hardening and curing correctly, resulting in soft, gooey tarts that are difficult to handle. It may also cause an excessive scent throw, which can be unpleasant. Therefore, the right amount of fragrance oil is essential for achieving a high-quality product with a pleasant aroma.
The temperature at which the fragrance oil is added to the melted wax is also important. It is recommended to add fragrance oil to the wax at around 180°F to 185°F, regardless of the flashpoint of the oil. This ensures that the fragrance and wax bind together properly, providing the best fragrance throw. Adding the oil at lower temperatures can cause the fragrance to not bind properly, negatively impacting the scent throw and, in some cases, causing the fragrance to separate from the wax.
When determining the amount of fragrance oil to add, it is important to measure by weight rather than volume. A common amount to use is 6% or 1 oz per pound of wax, but this can be adjusted depending on the type of wax and personal preference. The maximum amount of fragrance oil recommended for each type of wax can usually be found in the manufacturer's guidelines or product information.
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Harder waxes are generally easier to remove from moulds
When making wax tarts, it's important to consider the type of wax you're using and the temperature at which you add the fragrance oil. The ideal temperature range for adding fragrance oil to wax tarts is between 180°F and 185°F. This ensures that the fragrance oil binds properly with the wax, resulting in a strong and consistent scent. Adding the fragrance oil at lower temperatures can cause the fragrance to not bind adequately, leading to a weaker scent or, in some cases, the fragrance oil separating from the wax and pooling at the top or bottom of the candle.
Now, let's discuss why harder waxes are generally easier to remove from moulds. The melting point of wax plays a crucial role in determining its ease of removal from moulds. Harder waxes typically have higher melting points, which means they need to be heated to higher temperatures before they will melt and can be poured into moulds. This higher melting point also contributes to the wax being harder at room temperature, making it easier to release from the mould once it has cooled.
Additionally, the density and rigidity of harder waxes, such as beeswax, can aid in their clean removal from moulds. Keeping the mould at room temperature or slightly cooler can further prevent sticking and ensure a smooth release. Some candle makers even recommend placing the mould in the refrigerator for a short period before demoulding to firm up the wax and make it easier to remove.
It's worth noting that while harder waxes are generally easier to remove from moulds, the type of mould used also plays a significant role. High-quality silicone moulds, for example, are known to facilitate a smooth finish and are durable enough for repeated use. Proper mould preparation is crucial, including thorough cleaning and the application of a mould release agent to ensure easier demoulding without compromising the surface of the final product.
In summary, harder waxes are generally easier to remove from moulds due to their higher melting points, density, and rigidity. By managing the temperature of the mould and wax, you can further ensure a smooth and easy release. Additionally, selecting the right type of mould and preparing it properly will contribute to a successful outcome in your wax tart-making endeavours.
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Frequently asked questions
The ideal temperature range to add fragrance oil to wax tarts is 175-185°F (80-85°C). This temperature allows the fragrance to bind and mix thoroughly with the wax, ensuring a consistent and strong scent.
Adding fragrance oil at the right temperature is crucial to achieving a strong scent throw and preventing the fragrance from separating or evaporating too quickly. If the temperature is too low, the fragrance may not bind properly with the wax, causing it to leach out and pool separately.
The type of wax and brand can influence the optimal temperature for adding fragrance oil. For example, soy wax generally requires a higher temperature range of 180-195°F (82-91°C) compared to other types of wax. Additionally, the melting point of the wax and the desired thickness of the tarts should be considered.











































