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Ultra-Low Sulfur Purification

Achieve <10 ppm sulfur content to meet global fuel standards and reduce emissions

Winter-Grade Biodiesel Quality

Improve cold flow properties and fuel color for reliable performance in low temperatures

Cost-Effective & Scalable Technology

Lower production costs with high FAME yield and seamless integration into existing plants

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Biodiesel Distillation Technology

Sulzer Biodiesel Distillation Technology enables the production of ultra-low sulfur biodiesel with less than 10 ppm sulfur content, meeting global fuel standards and environmental regulations. Designed to purify trans-esterified and acid-esterified biodiesel, the process improves cold flow properties, reduces monoglycerides, and enhances fuel color resulting in winter-grade biodiesel suitable for low-temperature applications. With high FAME yield, low operating costs, and seamless integration into existing plants, Sulzer’s solution delivers reliable performance and measurable economic benefits.

Main Benefits

Highest methanol recovery rate and highest purity recovered methanol

Guaranteed performance with a long reference list

Testing facilities available for validation

Key Characteristics

Covers full process scope, including:

  • Methanol recovery from biodiesel and glycerin

  • Glycerin drying / Glycerin refining (to USP grade)

  • Biodiesel drying / Biodiesel washing / Biodiesel distillation

  • Glycerin–fatty matter separation

  • Biodiesel water separation / Biodiesel glycerin separation

  • Methanol–water–biodiesel separation (acid esterification)

  • Fatty acids removal (acid esterified biodiesel)

  • Biodiesel/FAME fractionation

  • Glycerin to propylene glycol conversion

Download our Technical Resources

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Ultra low sulfur biodiesel

Overview

Biodiesel distillation was originally designed to purify trans-esterified biodiesel and remove the fraction forming precipitate at low temperature.
The distilled biodiesel is referred as winter grade biodiesel.

Contact an expert

Our technical specialists are ready to help you find the optimal solution for your specific application

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Luis Hoffmann

Global licensing director

Contact us

Get detailed technical information and project consultation

Latest posts

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  • Sulzer offers the most efficient methanol recovery and separation processes, ensuring the highest purity biodiesel and glycerin with minimal energy consumption and investment.

  • Our proprietary static separation equipment and advanced process design guarantee maximum methanol recovery without the need for rotating equipment, reducing maintenance and operational costs.

  • Yes, our technology is highly flexible and can process a wide range of feedstocks, including vegetable oils, animal fats, and waste oils, ensuring consistent product quality.

  • Producers benefit from lower operating costs, faster return on investment, guaranteed performance, and access to testing facilities for process validation.

  • Absolutely. Our solutions are designed to meet international biodiesel quality standards (EN 14214, ASTM D6751) and include glycerin refining to USP grade.

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