Candle Wax Calculator
Results
Total Wax Needed: g
Total Fragrance Oil Needed: g
Total Batch Weight: g
How to Use the Candle Wax Calculator
A Candle Wax Calculator is a tool designed to help candle makers determine how much wax and fragrance oil they need to produce candles based on container size, number of candles, and fragrance load percentage.
This calculator is especially helpful for hobbyists, small businesses, or large-scale candle producers who want to avoid waste, improve consistency, and maintain accurate fragrance ratios.
Why Use a Candle Wax Calculator?
Candle making is both an art and a science. If the proportions of wax and fragrance oil are off, the results can include:
- Weak scent throw
- Wasted materials
- Poor burning performance
- Unsafe candles
By using this calculator, you can easily plan your batch size, avoid guesswork, and save money by using only the exact amounts needed.
Steps to Use the Calculator
- Enter your container size (ml).
 Example: A jar with a 250ml capacity.
- Enter the number of candles you’re making.
 Example: 6 jars of 250ml each.
- Enter the fragrance load percentage (%).
 Example: 8% fragrance oil.
- Click "Calculate Wax Needed."
The calculator will provide:
- Total Wax Needed (g) – the exact grams of wax required.
- Total Fragrance Oil Needed (g) – based on your chosen fragrance load.
- Total Batch Weight (g) – the combined weight of wax and fragrance oil.
Example Calculation
- Container Size: 250ml
- Number of Candles: 6
- Fragrance Load: 8%
Calculation:
- 250ml × 0.9 = 225g wax capacity per container
- 225g × 6 = 1350g total weight
- Fragrance: 8% of 1350g = 108g
- Wax: 1350g – 108g = 1242g
Final Batch = 1242g wax + 108g fragrance oil = 1350g
Benefits of the Candle Wax Calculator
- Accuracy: No more over- or under-estimating your wax and fragrance amounts.
- Consistency: Each batch has the same fragrance-to-wax ratio for professional results.
- Cost-Efficient: Reduces waste and ensures precise ordering of supplies.
- Time-Saving: Quick calculations save you from manual math.
- Scalability: Works for small projects and large production runs alike.
Candle Wax Calculator FAQ
Q1: Why is the calculator using grams instead of milliliters?
A: Wax is measured more accurately by weight (grams) rather than volume (ml). Since 1ml ≈ 0.9g for most waxes, this conversion is applied for better precision.
Q2: Can I use different fragrance loads?
A: Yes, the calculator accepts any fragrance load percentage. Most candle makers use 6–10% depending on wax type and fragrance strength.
Q3: What if my wax has a different density?
A: This calculator assumes an average density of 0.9g/ml. If your wax is denser or lighter, adjust calculations accordingly (e.g., soy wax may vary slightly).
Q4: Can I use this for pillar candles or molds?
A: Yes! Just measure the volume your mold holds (ml) and input it as the container size.
Q5: Does this calculator work for essential oils?
A: It can be used, but keep in mind essential oils often have lower flash points and may not perform the same as fragrance oils. Always test batches for safety.
Q6: How do I know what fragrance load to use?
A: This depends on the wax type and manufacturer recommendations. For example, soy wax often performs best with 6–10% fragrance load. Always check supplier guidelines.
Q7: Can this calculator prevent candle frosting or tunneling?
A: No, those issues depend on wax type, wick size, and pouring temperature. This calculator only ensures accurate wax-to-fragrance ratios.