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MultiMidget
Rotary Spray Head

Alfa Laval MultiMidget
Rotary Spray Head

The Alfa Laval MultiMidget is a Rotary Spray Head that uses cleaning media for coverage and impingement. This rotary spray head is a useful alternative to conventional static spray balls, as it uses low volumes of cleaning fluid at low pressure. The double ball bearing in the head of the MultiMidget makes it suited to all industrial cleaning applications, such as tanks, reactors, vessels and other containers ranging from 0.1 m3 to 10m3 (27 – 2,700 US gallons), depending on dimensions and cleaning task.

Working principle

The flow of the cleaning media makes the MultiMidget’s head rotate, and the fan-shaped jets generate a swirling pattern throughout the tank or reactor. This ensures the impact is sufficient to effectively remove residual product, as the cascading flow reaches and covers all internal surfaces of the vessels.

The MultiMidget are designed to be installed in any given angle.

MultiMidget Product

MultiMidget Spray Pattern

Different spray patterns can be chosen to make the head suitable for various applications and tank designs, across the dairy, brewery, distillery, beverage, food, IBC (intermediate bulk container) and personal care industries, among many others.
SaniMicro 360

360º

SaniMicro 270

270º Up

SaniMicro 180

180º Down

MultiMidget Certificates

2.1 Material certificate

Cert 2 1
Benefits

MultiMidget vs Static Spray Ball
Benefits

MultiMidget Key Features

Cost-Effective Cleaning

Rotary Spray Heads like the MultiMidget effectively clean tanks using less water, less energy and less cleaning agents than Static Spray Balls. This helps reduce consumption of high-purity water and chemicals.

Efficient Residue Removal

As the MultiMidget Spray Head rotates, its fan-shaped jets produce a swirling pattern throughout the vessel. This generates the wetting/impact needed for the efficient removal of the residual product.

Economic & Sustainable

The Alfa Laval MultiMidget minimises the consumption of water and cleaning media. Easy to customise to meet customer requirements, the MultiMidget allows companies to spend less time cleaning and more time producing.

Performance Reliability

Designed with minimal internal pressure loss, Alfa Laval Rotary Spray Heads rotate at pressures of less than 0.1 bar; however, the recommended operating pressure for the MultiMidget is 2 bar.

Low Maintenance, Minimal Downtime

Generally speaking, routine inspection is the only maintenance required for Alfa Laval Rotary Spray Head devices. These devices are so reliable that a single device in many cases can meet the requirements of a plant over its entire lifetime. The MultiMidget is lubricated by the cleaning media it dispenses.

Avoid hydraulic shock, hard and abrasive particles in the cleaning liquid, as this can cause increased wear and/or damage of internal mechanisms. In general, a filter in the supply line is recommended.

Technical Data

Lubricant: Self-lubricates with cleaning fluid
Wetting radius: Max. 3m
Impact cleaning radius: Max. effective 1.4m 

Pressure

Working pressure: 1 – 3 bar
Recommended pressure: 2 bar 

MultiMidget Technical Data

MultiMidget SS

Download the Full
Specification Sheet

Download the Full Specification Sheet

Download the Full
Specification Sheet

How the MultiMidget Rotary Spray Head Works

The flow of cleaning media and water causes the MultiMidget head to rotate, with the fan-shaped jets laying out a swirling pattern throughout the tank or reactor. The wetting/impact generated efficiently removes residual product, and the cascading flow ensures all of the vessel’s internal surfaces are covered.

MultiMidget Rotary Spray
Head Product Documents

MultiMidget Rotary Spray Head
Product Datasheet

Datasheet
Instruction

MultiMidget Rotary Spray Head
Instruction Manual

Recent Success Story

Replacing Static Spray Balls for Increased Efficiency

One of the UK’s largest hard cheese processors increased the efficiency of its raw milk tank cleaning operations by 35% while reducing water usage by 30% with Alfa Laval Rotary Spray Heads.

Extend the performance of your Spray Heads

MultiMidget Rotary Spray Head
Servicing & Maintenance

Our dedicated servicing and maintenance team can provide the parts and expertise you need to preserve uptime and maximise operational efficiency.

Related Industries

Boost hygiene while reducing energy and water use. Alfa Laval’s range of processing solutions can help you improve yield and drive greater efficiency.

Alfa Laval provide high-performance components to maximise efficiency in applications across the dairy industry, from yoghurts and cheeses to milk, cream and butter.

Alfa Laval’s range of solutions are centred around increasing output while minimising contamination and enhancing efficiency, making them ideal for applications in the personal care industry.

Enquire About MultiMidget Rotary Spray Heads

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