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Milk Reception Equipment in Dairy Plants: A Complete Guide for Hygienic and Efficient Handling

By PMG Engineering ·

Introduction: The Role of Milk Reception Systems

The milk reception dock (MRD) is the first critical control point in dairy processing. Here, milk arrives either in cans or tankers, and undergoes:

  • Unloading
  • Weighing
  • Quality testing
  • Cooling
  • Storage

A well-designed milk reception area ensures faster intake, reduced contamination, and efficient cleaning and can turnaround—critical for large-scale dairy plants.

Key Equipment Used in Milk Reception

1. Conveyor Systems

  • Gravity or power-driven rollers
  • Streamline can movement from vehicle to tipping point
  • Allow visual inspection, grading, and sampling
  • Designed for hygiene, easy cleaning, and lubrication

2. Can Tipping Device

  • Floor-mounted stainless steel structure
  • Allows manual tilting for emptying cans into the weigh bowl

3. Weighing Systems

  • Weigh bowl or tank attached to a circular dial or electronic scale
  • Optional automatic weight recorders
  • Used for volume-based procurement and supplier payments

4. Can Rinsing & Steaming Block

  • Pedal-operated sterilizing unit
  • Rinses and steams cans before washing

5. Sanitary Milk Pump

  • Stainless steel centrifugal pump
  • Transfers milk from weigh tank to chiller

6. Dump Tank

  • Acts as a buffer between weighing and chilling units
  • Designed with flat sloped bottom for complete drainage

7. Drip Saver

  • Rack-based tubular structure
  • Allows draining excess milk/water from washed cans

8. Can Washer & Washing Trough

  • Rotary can washers (3–5 cans/min) or straight-through washers (12 cans/min)
  • Manual scrubbing troughs with brushes for stubborn dirt

9. Draining Rack

  • Roller or rotary rack for drying cans and lids post-wash

10. Sanitizing Assembly

  • Includes:
  • Steaming block
  • Pump spray system
  • Sanitizer solution tank
  • Ensures tank disinfection before use

11. Plunger

  • Manual stainless steel stirrer for grading and sampling milk

12. Milk Testing Kit

  • Contains samplers, bottles, test tubes for platform-level quality checks (COB, MBR, pH, etc.)

13. Jacketed Vat / Cooling Tank

  • Double-walled tank with circulating coolant
  • Used for batch-wise milk chilling at smaller chilling centers

14. Surface Cooler

  • Multi-tube design; milk flows over coils, coolant inside
  • For intermediate-stage cooling before final chilling

15. Plate Chiller

  • Most commonly used in large-scale dairy plants
  • Alternate plates for milk and chilled water/brine
  • Offers continuous, high-efficiency cooling

16. Can Cover Opener

  • Mechanically loosens can lids before dumping
  • Placed along conveyor line

17. Ventilation Duct

  • Removes vapors and airborne contaminants from the reception area

18. Compressed Air System

  • Connects to tankers for pressure-driven milk unloading

19. Sanitary Piping

  • Stainless steel piping from tanker unloading point to milk storage silos

20. Weigh Bridge

  • Used for measuring tanker weight before and after unloading
  • Helps track bulk milk intake

21. Pre-washer

  • Installed in conveyor line to wash exterior of milk cans

22. Internal Tubular Cooler

  • Concentric stainless steel tubes
  • Milk and coolant flow in counter-current pattern for effective cooling

23. Milk Silo

  • Large-capacity vertical tanks (50,000–100,000 L)
  • Equipped with:
  • 6% bottom slope for full drainage
  • Sensors for temperature and level control
  • Control panel for monitoring

Factors Affecting Equipment Design

  • Health regulations (FSSAI, ISO): Approval needed before construction
  • Volume of milk: Affects dock size, conveyor capacity
  • Floor space & drainage: Designed for can handling and cleaning
  • Vehicle yard & elevation: Aligned with truck height for easy unloading
  • Milk delivery mode: Can or tanker-based layout affects equipment choice

Conclusion: Efficient Milk Reception Begins with the Right Equipment

A well-designed milk reception dock:

  • Enhances speed, hygiene, and traceability
  • Reduces cross-contamination and milk wastage
  • Supports regulatory compliance with minimal manual handling

Engage a professional food processing consultant or engineering team to:

  • Plan plant layout for high intake volumes
  • Specify the right equipment based on source and process flow
  • Ensure integration with chilling, storage, and QA systems
  • Maintain documentation for audits and quality control
Frequently asked
What actually happens at the milk reception dock, and why is it called a critical control point?
The milk reception dock (MRD) is the first critical control point in dairy processing. Milk arrives in cans or tankers and undergoes unloading, weighing, quality testing, cooling and storage. A well-designed reception area ensures faster intake, reduced contamination, and efficient cleaning and can turnaround, which becomes critical for large-scale dairy plants handling high daily volumes.
How do I choose between rotary and straight-through can washers?
Capacity is the deciding factor. Rotary can washers handle roughly 3 to 5 cans per minute, while straight-through washers handle around 12 cans per minute, making them suited to higher intake volumes. Manual scrubbing troughs fitted with brushes are also provided alongside for stubborn dirt that mechanical washing does not remove.
Which cooling equipment suits a large dairy plant versus a small chilling centre?
Plate chillers, with alternate plates for milk and chilled water or brine, are most commonly used in large-scale dairy plants because they offer continuous, high-efficiency cooling. Jacketed vats or cooling tanks, double-walled with circulating coolant, suit batch-wise chilling at smaller chilling centres. Surface coolers and internal tubular coolers with counter-current flow serve intermediate-stage cooling.
What factors govern the design and layout of a milk reception dock?
Milk reception dock design depends on health regulations such as FSSAI and ISO, which require approval before construction; the volume of milk, which affects dock size and conveyor capacity; floor space and drainage suited to can handling and cleaning; the vehicle yard and elevation aligned with truck height for easy unloading; and whether delivery is can-based or tanker-based.
What equipment is needed specifically for tanker milk intake rather than cans?
Tanker-based reception uses a weigh bridge to measure tanker weight before and after unloading for tracking bulk intake, a compressed air system connected to tankers for pressure-driven unloading, and sanitary stainless steel piping running from the tanker unloading point to the milk storage silos. A sanitizing assembly with steaming block, pump spray system and sanitizer solution tank disinfects tanks before use.
How are milk silos specified for storage after reception?
Milk silos are large-capacity vertical tanks, typically 50,000 to 100,000 L. They are built with a 6% bottom slope for full drainage, sensors for temperature and level control, and a control panel for monitoring. Dump tanks with flat sloped bottoms act as buffers between weighing and chilling units, also designed for complete drainage.
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PMG Engineering. (2024). Milk Reception Equipment in Dairy Plants: A Complete Guide for Hygienic and Efficient Handling. PMG Engineering. https://pmg.engineering/Presentation/70/milk-reception-equipment-in-dairy-plants-a-complete-guide-for-hygienic-and-efficient-handling/

https://pmg.engineering/Presentation/70/milk-reception-equipment-in-dairy-plants-a-complete-guide-for-hygienic-and-efficient-handling/