How Much Does an Palm Oil Refinery Plant Cost?

The cost of building a palm oil refinery plant ranges from $20,000 for a micro-batch unit to over $10,000,000 for a fully continuous mega-refinery. Palm oil refining is uniquely capital-intensive compared to other vegetable oils because it almost always requires a specialized fractionation stage to separate the oil into liquid palm olein (cooking oil) and solid palm stearin (industrial fat).

Cost & Technology Breakdown by Production Capacity

The total machinery investment is heavily dictated by your targeted Tons Per Day (TPD) volume and the level of system automation:

Small Batch Palm Oil Refining Plant (1-10TPD)

A small batch palm oil refining plant with a capacity of 1 to 10 Tons Per Day (TPD) is the entry-level tier for commercial refining. It allows local mill owners or cooperatives to upgrade raw, deep-red Crude Palm Oil (CPO) into clear, stable, odor-free salad oil. At this capacity, the factory operates on an intermittent batch processing system, where fixed volumes of oil are treated sequentially in dedicated vessels rather than a continuous stream.

Standard 1-10 TPD Equipment Configuration

A standard small-batch palm refinery handles the primary processing steps using simple, durable pots heated by a centralized thermal oil furnace or electric coils:

Neutralization & Degumming Tank: Uses food-grade phosphoric acid and caustic soda to bind and precipitate gummy phosphatides and reduce high Free Fatty Acids (FFA).

Vacuum Bleaching (Decolorization) Pot: Operates under a light vacuum. It mixes the oil with activated bleaching earth to adsorb the intense beta-carotene pigments, turning the dark red oil light yellow.

Batch Deodorization Vessel: A thick-walled, high-temperature vessel that uses direct steam injection under a deep vacuum to strip out volatile odorous compounds at temperatures around 230°C to 250°C.

Leaf or Plate Filter Press: Separates the spent bleaching earth and impurities from the finished oil, ensuring optical clarity.

The Crucial Cost Add-On: Fractionation

Crude Palm Oil naturally separates at room temperature into a liquid portion and a solid portion. If your target market requires clear liquid cooking oil (Palm Olein) that doesn’t cloud up or solidify on store shelves, you must add a Fractionation Plant.

• Small-Scale Fractionation Equipment Cost: Adds an additional $13,000 to $22,000 to your machinery budget.
• How it works: The refined oil is pumped into a cooling crystallization tank, chilled slowly according to a strict automated temperature curve, and then pressed through a high-pressure membrane filter.
• Yield Expectation: Every 10 tons of refined palm oil yields roughly 7 to 7.5 tons of liquid cooking oil (olein) and 2.5 to 3 tons of solid industrial fat (stearin) used for making soap, margarine, or shortening.

Medium Scale Palm Oil Refining Plant (10 – 50 TPD)

Setting up a medium scale 10 to 50 Tons Per Day (TPD) palm oil refining plant bridges the gap between basic batch processing and high-volume industrial operations. At this commercial tier, plants utilize a semi-continuous or fully continuous physical refining process to handle large daily volumes efficiently while minimizing energy consumption and maximizing oil yield.

Standard 10-50 TPD Semi-Continuous Configuration

Medium scale plants transition away from open batch pots to sealed, vertical tower structures. The degumming and bleaching stages usually run continuously, while the high-temperature deodorization stage alternates in automated batches to save fuel.

Continuous Degumming Mixers: Inline dosing pumps mix crude palm oil (CPO) with precise amounts of phosphoric acid to continuously strip out gums.

Continuous Vacuum Deaerator & Bleacher: The oil enters a sealed vacuum chamber where it is continuously agitated with bleaching earth to remove the heavy red carotene pigments.

Hermetic Vertical Leaf Filter: Replaces manual plates. It operates under pressure to separate the spent bleaching earth and self-cleans via an automated pneumatic vibrator.

Combined Deacidification & Deodorization Tower: A structured vertical column operating under a deep vacuum (under 3 torr) at 240°C–260°C. It strips out volatile Free Fatty Acids (FFAs) and odors using direct dry steam injection.

Fractionation Plant Cost Add-On (10–50 TPD)

To sell clear liquid cooking oil (Palm Olein) that remains liquid at room temperature, a fractionation system must be paired with your refinery.

• Medium-Scale Fractionation Equipment Cost: Adds $35,000 to $85,000 to the baseline machinery cost.
• Automation Level: Requires a Programmable Logic Controller (PLC) system to manage a precise, slow chilling curve (often over 12–24 hours) to properly crystallize the solid fats.
• Output Breakdown: A 30 TPD refinery with fractionation yields roughly 21 to 22.5 tons of liquid cooking oil (olein) and 7.5 to 9 tons of solid stearin per day.

Large Scale Palm Oil Refining Plant Cost (50 – 500 TPD)

Building a large scale palm oil refining plant with a capacity of 50 to 500 Tons Per Day (TPD) transitions your operation into a heavy industrial, continuous-flow manufacturing facility. At this tier, the plant operates 24/7 on a fully automated, continuous physical refining system, which maximizes thermal energy recovery and minimizes oil loss down to fractions of a percent.

Fully Continuous 24/7 Refining Process Flow

Large scale refining utilizes multi-story vertical tower structures where gravity and automated pumps move the oil through highly optimized thermodynamic stages:

Automated Dosing & Degumming: Mass-flow meters precisely inject phosphoric acid into a high-shear continuous mixer to precipitate phosphatides (gums) instantly.

Continuous Bleaching & Deaerator: The oil enters a multi-stage vacuum bleaching tower under constant agitation. Spent earth is continuously filtered out by dual alternating vertical leaf filters, allowing the plant to switch filters without pausing the oil flow.

Combined Physical Deacidification & Deodorization Tower: A massive multi-tray vertical column operating under an extreme vacuum (under 2 torr) at 250°C–260°C. It strips out Free Fatty Acids (FFAs) and odors simultaneously using sparging steam.

Economizers (Energy Recovery): Outgoing hot refined oil passes through advanced plate or shell-and-tube heat exchangers to pre-heat incoming cold crude oil. This system recovers up to 70% of the process heat, radically cutting factory fuel bills.

Integrated Continuous Fractionation Plant

At this scale, a fractionation plant is an absolute necessity to separate the output into highly liquid Palm Olein (for consumer bottling) and solid Palm Stearin (for industrial food and chemical markets).

• Industrial Fractionation Cost: Adds $150,000 to $850,000+ to the core machinery budget.
• Continuous Operation: Utilizes a battery of automated crystallization tanks linked to a fully automatic high-pressure membrane filter press. The PLC system controls the chilling water temperature profile down to 0.1°C precision to grow perfectly uniform fat crystals.
• Daily Yield (Based on 200 TPD Input): Generates roughly 140 to 150 tons of premium liquid cooking oil (olein) and 50 to 60 tons of industrial stearin hard stock every 24 hours.

QIE Group has successfully developed both small, Medium and large scale palm oil refining plant, which can realize the integrated flow operation of dephosphorization, degumming, deacidification, dehydration and decolorization. At present, our palm oil refinery machines have been exported to Nigeria, Liberia, Togo, Congo, Peru, Malaysia, Indonesia and other countries and regions, favored by local users like! For more information about the latest price our palm oil refining equipment, please coantact us now!