1000–10000L Capacity UHT Milk Production Line for Dairy Processing

A UHT (Ultra-High Temperature) Milk Production Line is a fully integrated, automated processing system designed to transform raw milk into a commercially sterile, shelf-stable product with an extended ambient shelf life of typically 6 to 12 months. It represents the pinnacle of liquid milk processing technology, combining severe heat treatment with aseptic packaging to ensure safety, longevity, and remarkable quality preservation. The entire line operates on the HTST (High-Temperature Short-Time) principle, where milk is heated to 135-150°C (275-302°F) for a precise holding time of 2-10 seconds, effectively destroying all microorganisms and spores while minimizing thermal damage to nutrients and flavor.

Specifications

Feature	Details
Capacity	1000– 10,000 LPH (Customizable upon request)
Heating Temperature	135°C to 150°C
Holding Time	3 – 5 seconds (Adjustable)
Material	Food-grade SUS 304/316L Stainless Steel
Control System	Fully Automatic PLC Control with Temperature Logging Function
Application Range	Milk, Flavored Milk, Cream, Juices, and other liquid foods

Process Flow & Key Components:

The line is a seamless sequence of specialized units:

1. Raw Milk Reception & Standardization: Incoming chilled raw milk is tested, filtered, and stored in silo tanks. It is then standardized, where cream is separated and re-blended to achieve precise fat content (e.g., whole, semi-skimmed, skimmed). Fortification with vitamins (like A and D) also occurs at this stage.

2. Preheating & Regeneration: Milk first passes through a regenerative heat exchanger. Here, incoming cold milk is warmed by the outgoing hot, sterilized milk in a counter-current flow. This ingenious step significantly reduces overall energy consumption by recovering up to 90% of the heat.

3. Homogenization: The warm milk is forced under high pressure through a tiny valve in the aseptic homogenizer. This breaks down fat globules to create a uniform, stable emulsion, preventing cream separation and ensuring a consistent mouthfeel in the final product.

4. UHT Sterilization & Cooling: The core thermal processing occurs here. In a Tubular or Plate Heat Exchanger system, the milk is rapidly heated to the target UHT temperature by direct steam injection/infusion or indirect heating. It is held in a precisely calculated holding tube to guarantee sterility, then instantly cooled in two stages: first in the regeneration section (cooling the incoming milk) and finally to ambient temperature (20-25°C) using a chilled water cooler.

5. Aseptic Intermediate Storage: The sterile, cooled milk is temporarily held in a large aseptic tank or a series of aseptic bags within a tank. This crucial buffer balances the continuous sterilization process with the intermittent filling cycles of packaging machines, ensuring uninterrupted flow.

6. Aseptic Packaging: Sterile milk is fed into an aseptic filling machine. Here, pre-sterilized packaging material (e.g., Tetra Pak cartons, PET bottles, or pouches) is formed, filled, and hermetically sealed in a completely sterile chamber maintained by sterile air or hydrogen peroxide and heat. This step is critical to prevent recontamination.

Application Scenarios

This UHT Milk Production Line is designed for:

The WS UHT Milk Production Line is a turn-key solution engineered for dairy farms, large-scale milk processing plants, and international beverage brands. This versatile system is designed to process Fresh Cow Milk or Goat Milk into high-quality, shelf-stable dairy products without the need for refrigeration.

Our modular engineering supports a wide range of final products, including Whole Milk, Skimmed Milk, and Flavored Dairy Drinks (such as chocolate or fruit-infused milk).

Scalable Capacity & Flexible Packaging: To meet diverse market demands, the line supports a production capacity from 500 to 10,000 LPH, delivering end-products in multiple formats:

• Aseptic Brick & Gable Top Cartons: Ideal for premium retail long-shelf-life positioning.
• PET or Glass Bottles: Targeted at high-end consumer markets and convenient drinking.
• Cost-effective Pouches: Designed for high-volume distribution in emerging markets.

Engineered in China, the WS line features advanced thermal recovery systems and automated PLC controls, ensuring a 50-day rapid lead time from design to delivery. Operators benefit from a system that guarantees 100% commercial sterility while preserving the natural nutrition and taste of the raw milk.

The Whole UHT Milk Production Line Including:

1. Advanced milk receiving, filtration, and UHT sterilization system for guaranteed aseptic quality and long shelf life.
2. High-pressure homogenization integrated into the UHT process to ensure stability and prevent fat separation in the final product.
3. Intelligent temperature and flow control to maintain the precise sterilization temperature required for commercial sterility.
4. High-speed, high-precision aseptic filling for various packaging formats, ensuring the sterile product is maintained post-sterilization.
5. Fully automatic CIP (Cleaning-In-Place) cleaning system with dedicated tanks (Acid, Alkali, Water) to ensure rapid, thorough, and automated sanitation, minimizing downtime and labor cost.
6. Customizable capacity ranging from to to flexibly meet different business scales and market demands.
7. Robust utility support systems including Steam Boiler, RO Water Treatment, Air Compressor, and Ice Water System (Chiller/Tank) essential for continuous operation.
8. Versatile output suitable for producing Skimmed UHT Milk, Whole UHT Milk, and Flavored UHT Milk.
9. Durable construction utilizing Food-grade SUS 304/316L Stainless Steel throughout the process for hygiene and longevity.
10. Fully Automatic PLC Control System with a critical temperature logging function for process validation and complete quality assurance records.

How to Choose the Right UHT Milk Processing Configuration

Key configuration factors include:

• Capacity Scalability: Modular designs supporting 500 to 10,000 LPH, allowing for easy upgrades as your dairy plant grows.
• Thermal Processing: Advanced Tubular UHT Sterilizers specifically calibrated for the viscosity of animal milk to prevent protein fouling and burnt flavors.
• Packaging Versatility: Integrated filling lines for Aseptic Bricks, Gable Tops, Glass/Plastic Bottles, or Pouches, allowing one line to serve multiple consumer segments.
• Risk-Free Investment Verification: To guarantee milk flavor and protein stability, we offer pilot-scale trial batches using your raw milk samples. This pre-investment testing confirms shelf-life, color retention, and protein integrity under real production conditions, ensuring your recipe meets market standards before full-scale deployment.

Ready to Build Your UHT Milk Production Line?

Whether you are looking to launch a new dairy brand or expand your current capacity, our turnkey UHT milk production solutions are engineered for speed and precision. We bridge the gap between complex dairy engineering and rapid market entry, offering fully automated systems from 500LPH to 10,000LPH with an industry-leading 50-day lead time.

Our project delivery covers:

Requirement Audit: Define daily LPH, milk source (raw/powder), and fat content adjustments.

• Aseptic System Design: Layout and P&ID optimization to ensure 0% contamination risk.
• Fast-Track Manufacturing: Levering our 50-day lead time advantage from our China facility.
• Utility & Cleanroom Integration: Ensuring seamless connection to CIP systems and steam generators.
• Global Commissioning: On-site installation by engineers and operator training on aseptic protocols.
• Lifetime Support: Rapid spare parts supply and 24/7 remote technical diagnostic.

Contact our dairy specialists today to receive a customized P&ID layout and quotation.