contenu:
Technical Advantages of Soy-Based Formulations for Candle Makers
Chemical and Physical Properties (H3)
Soy-based systems offer a consistent, reproducible matrix for artisanal and industrial candles. The primary raw material—hydrogenated soybean oil—yields soy wax with a typical melt point range of 49–54°C (120–130°F) and a raw density near 0.90 g/mL. Standard commercial formats include soy wax flakes sold in 1 kg retail packs and 25 kg bulk sacks; bespoke soy wax blends are routinely formulated with 70–100% soybean content to tailor hot throw and cold throw performance. Soy wax is inherently bio-based, renewable, and biodegradable, resulting in a non-toxic combustion profile with lower particulate emissions than many paraffin alternatives. Typical recommended fragrance load is 6–10% by weight (some formulations tolerate up to 12% with optimized curing), and optimal pour temperatures generally fall between 55–65°C (130–150°F) to minimize sinkholes and ensure adhesion to containers.
Performance Metrics and Product Specifications (H3)
Quantified performance assists production planning: cured soy candles show stable melt pool formation at 8–12 mm depth for container diameters under 90 mm; recommended curing time is 24–72 hours with best results at ~48 hours for maximum scent diffusion. Bench tests indicate that a properly sized wick in a 70 mm diameter container candle produces an even burn pool within 30–45 minutes. Common measurable specs provided by suppliers include: iodine value, saponification value, and acid value, plus VOC and particulate test results. Packaging and lot sizes: 1 kg retail, 25 kg bulk, and 500 kg palletized drums; shelf life in sealed packaging is typically 12–18 months when stored below 25°C.
Practical Manufacturing Guidance (H2)
Process Controls and Professional Tips (H3)
To maximize consistency, implement controlled pour-temperature protocols and maintain batch records for fragrance load, dye concentration, and pour temperature. Tip: add fragrance at 60–65°C for most soy blends to improve dispersion and hot throw; for higher fragrance loads, perform a small 100 g test to evaluate cold and hot throw before scaling. Wick testing is essential—use tabulated wick sizing as a starting point but always test for soot and tunnel formation. For colorants, prefer soy candle dyes specifically formulated to minimize migration and feathering; begin with 0.1–0.5% dye concentration by weight and adjust based on visual tests. Store material in cool, dry conditions to preserve vegetable wax integrity and consistent melt behavior.
Advantages of Soy Wax Source include comprehensive technical datasheets, customizable soy wax blends, small-batch and bulk supply options, lab-backed performance data, and supplier transparency on sustainable soybean sourcing. These capabilities support both boutique crafters and high-volume manufacturers seeking a clean burn, sustainable, and high-performing wax matrix.
date:
November 10, 2025
lien:
https://www.candlescience.com
sous_categorie:
cire de soja
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