Question 1

What Is a Vacuum Emulsifying Mixer?

Accepted Answer

A vacuum emulsifying mixer is an industrial processing machine used to manufacture creams, lotions, gels, ointments, toothpaste, mayonnaise, and other emulsified products. It combines high-shear homogenization, mechanical mixing, heating, cooling, and vacuum processing in a single system.

The high-speed homogenizer breaks down oil droplets and solid particles into fine sizes, helping create a smooth and stable emulsion. At the same time, the mixing system continuously circulates materials within the vessel to ensure uniform distribution of ingredients.

During production, the vacuum system removes air introduced during mixing, reducing bubbles in the final product and improving appearance, texture, and product stability.

Vacuum emulsifying mixers are widely used in cosmetic, pharmaceutical, food, and chemical manufacturing processes where consistent product quality and fine emulsification are required.

Depending on production requirements, the equipment can be configured as either a hydraulic lifting type or a fixed type, with working capacities ranging from laboratory-scale units to large industrial production systems.

Question 2

Main Components of a Vacuum Emulsifying Mixer

Accepted Answer

A vacuum emulsifying mixer consists of several integrated components designed for heating, mixing, homogenizing, and vacuum processing.

Main Emulsifying Tank

The main vessel is manufactured from stainless steel and serves as the primary processing chamber. It is equipped with a heating and cooling jacket to control product temperature during emulsification.

Bottom Homogenizer

The high-speed homogenizer generates strong shear force to reduce particle size and create a uniform emulsion. It is particularly important for cream, lotion, gel, and ointment production.

Anchor Mixing System

The anchor agitator continuously scrapes and mixes materials along the tank wall, improving heat transfer efficiency and preventing product buildup.

Vacuum System

The vacuum unit removes air from the vessel during processing, helping reduce bubbles and improve product appearance and stability.

Water Phase Tank and Oil Phase Tank

These auxiliary tanks are used to preheat and prepare water-soluble and oil-soluble ingredients before transferring them into the main emulsifying tank.

Electric Control Cabinet

The control system manages mixing speed, homogenizer operation, temperature, vacuum level, and other processing parameters through a centralized interface.

Question 3

How Does a Vacuum Emulsifying Mixer Work?

Accepted Answer

A vacuum emulsifying mixer operates through a combination of heating, mixing, homogenization, and vacuum deaeration to produce uniform and stable products.

Step 1: Material Preparation

Water-soluble ingredients are prepared in the water phase tank, while oil-soluble ingredients are processed in the oil phase tank. Both phases can be heated to the required temperature before entering the main emulsifying vessel.

Step 2: Materials Mixing

After the materials are transferred into the main tank, the anchor agitator continuously mixes the product to ensure even circulation and heat distribution throughout the vessel.

Step 3: High-Shear Homogenization

The bottom homogenizer rotates at high speed to generate strong shear force, reducing droplet and particle size. This process helps create a fine and stable emulsion with a smooth texture.

Step 4: Vacuum Deaeration

After homogenization, the vacuum system removes air trapped in the product. This reduces bubbles and improves the appearance, consistency, and stability of the final product.

Step 5: Cooling and Discharge

After processing is completed, the product can be cooled through the jacket system and discharged for filling or further production steps.

Through these integrated processes, a vacuum emulsifying mixer can efficiently produce creams, lotions, gels, ointments, toothpaste, and other emulsified products with consistent quality.

Question 4

The Role of the Homogenizer in a Vacuum Emulsifying Mixer

Accepted Answer

The homogenizer is one of the most important components of a vacuum emulsifying mixer. Its primary function is to reduce droplet and particle size, allowing different ingredients to be evenly distributed throughout the product.

Using a high-speed rotor–stator structure, the homogenizer generates strong shear force that breaks down oil droplets, solid particles, and agglomerates into much finer sizes. This process is essential for producing smooth and stable emulsions.

For products such as cosmetic creams, lotions, gels, ointments, toothpaste, and mayonnaise, effective homogenization helps improve texture, appearance, and product consistency. It also supports long-term stability by reducing the tendency of ingredients to separate during storage.

The homogenizer works together with the mixing system and vacuum system to achieve uniform emulsification and dispersion. Through repeated circulation and high-shear processing, the final product can obtain a finer structure and a more consistent quality.

The homogenizer speed can be adjusted according to product requirements, formulation characteristics, and the desired level of emulsification.

Question 5

How to Choose the Right Vacuum Emulsifying Mixer?

Accepted Answer

Choosing the right vacuum emulsifying mixer depends on several factors related to your product, production requirements, and factory conditions.

1. Product Type

Different products require different processing conditions. Creams, lotions, gels, ointments, toothpaste, and mayonnaise require different homogenization intensity, mixing speed, and heating configurations.

2. Batch Size and Production Capacity

Select the mixer capacity according to the required working volume and daily production output. Common capacities range from 50L to 5000L or larger for industrial production.

3. Product Viscosity

Higher-viscosity products generally require stronger mixing systems and higher homogenizer power to achieve efficient emulsification and uniform mixing.

4. Heating Method

Vacuum emulsifying mixers can be equipped with electric heating or steam heating systems. The appropriate option depends on factory utilities, production scale, and energy costs.

5. Machine Configuration

Customers can choose between hydraulic lifting and fixed-type designs according to cleaning requirements, production volume, and operational preferences.

6. Factory Space and Installation Conditions

Ceiling height, available floor space, and production line layout should be considered before equipment selection to ensure smooth installation and operation.

7. Future Expansion Plans

When planning equipment capacity, it is often beneficial to consider future production growth to avoid replacing equipment as demand increases.

Question 6

Can Vacuum Emulsifying Mixers Be Customized?

Accepted Answer

Yes, vacuum emulsifying mixers can be customized according to specific product formulations, production capacity requirements, and factory conditions.

Common customization options include:

Working Capacity

The equipment can be designed with different working volumes, ranging from small laboratory and pilot-scale units to large industrial production systems.

Heating Method

Customers can choose electric heating or steam heating based on available utilities and production requirements.

Mixing and Homogenizing Configuration

Mixing speed, homogenizer power, and homogenizer design can be selected according to product viscosity and emulsification requirements.

Control System

The machine can be equipped with standard push-button controls, PLC systems with touchscreen controls for different levels of automation.

Material Handling System

Additional configurations such as vacuum powder feeding, transfer pumps, discharge pumps, and CIP cleaning systems can be integrated into the equipment.

Electrical Standards

Voltage, frequency, and electrical components can be configured to meet local factory standards.

By selecting the appropriate configuration, the vacuum emulsifying mixer can be adapted to a wide range of cosmetic, pharmaceutical, food, and chemical manufacturing applications.

Question 7

How Much Does a Vacuum Emulsifying Mixer Cost?

Accepted Answer

The price of a vacuum emulsifying mixer depends on factors such as working capacity, machine configuration, automation level, and customization requirements.
As a general reference:

Working Capacity	Price Range
50L–100L	$5,000–18,000
200L–500L	$18,000–35,000
1000L–2000L	$35,000–120,000
3000L–5000L+	Custom Quotation

*Actual prices vary depending on technical specifications and optional features.

Factors That Affect Vacuum Emulsifying Mixer Price
Production Capacity
Larger working volumes require larger vessels, stronger frames, higher-power motors, and more robust vacuum systems, which increase equipment cost.

Heating System
Electric heating and steam heating systems have different installation requirements and costs.

Homogenizer Configuration
Homogenizer power, speed, and design specifications significantly influence the final equipment price.

Automation Level
Machines can be configured with standard button controls, PLC systems with touchscreen controls, recipe management functions, and other automation features.

Additional Options
Optional systems such as vacuum powder feeding, CIP cleaning, transfer pumps, load cells, and automated ingredient dosing can further affect pricing.

How to Get an Accurate Quotation
To receive an accurate quotation, you should provide information about:
·Product type
·Batch size
·Required working volume
·Product viscosity
·Heating requirements
·Factory utilities (electricity and steam availability)
·Preferred automation level

Based on these requirements, the most suitable machine configuration and quotation can be provided.

Question 8

Why Choose IMMAY Vacuum Emulsifying Mixers?

Accepted Answer

Efficient Emulsification

High shear homogenization technology helps achieve fine particle dispersion and stable emulsions for creams, lotions, gels, and similar products.

Flexible Equipment Configurations

Different production processes require different equipment designs. IMMAY offers multiple vessel capacities, homogenizer arrangements, heating methods, and automation options to meet various manufacturing requirements.

Vacuum Deaeration for Improved Product Quality

The vacuum system helps remove entrapped air and foam generated during mixing and homogenization. Effective deaeration contributes to a smoother product appearance, improved filling performance, and better stability of the final formulation.

Hygienic Stainless Steel Construction

Product-contact parts are manufactured from high quality stainless steel and designed according to sanitary production requirements.

Integrated Heating and Cooling Functions

The jacketed tank structure supports controlled heating and cooling, allowing greater flexibility for different production processes.

Technical Support from Equipment Selection to Installation

IMMAY provides equipment consultation, process recommendations, installation guidance, and after-sales technical support to help you implement suitable production solutions.

Question 9

Applications of Vacuum Emulsifying Mixers

Accepted Answer

Vacuum emulsifying mixers are widely used in industries that require the production of stable emulsions, creams, gels, and high-viscosity formulations. The equipment combines mixing, homogenization, heating, cooling, and vacuum deaeration in a single system.

Cosmetic Products

Vacuum emulsifying mixers are commonly used in cosmetic manufacturing for products that require smooth texture and uniform ingredient distribution, including:

·Face creams

·Moisturizing creams

·Body lotions

·Sunscreen creams

·Hair conditioners

·Facial masks

·Cosmetic gels

Personal Care Products

Many personal care formulations require effective mixing and homogenization to achieve consistent product quality.

Common products include:

·Shampoo concentrates

·Shower gels

·Hand creams

·Liquid soaps

·Hair treatment products

Pharmaceutical Products

In pharmaceutical production, vacuum emulsifying mixers are used for semi-solid formulations that require controlled processing conditions.

Common applications include:

·Ointments

·Creams

·Medicated gels

·Topical emulsions

Food and Related Products

For suitable food-grade configurations, the equipment can be used in the production of products such as:

·Mayonnaise

·Salad dressings

·Sauces

·Cream-based food products

Chemical Products

The system is also suitable for various industrial and daily chemical formulations, including:

·Detergent concentrates

·Cleaning creams

·Polishing compounds

·Specialty emulsions

Question 10

Key Factors Affecting Emulsification Quality

Accepted Answer

The quality of an emulsion depends not only on the equipment itself but also on several processing parameters. Proper control of these factors helps achieve better product texture, stability, and production efficiency.

1. Homogenization Speed

The homogenizer plays a critical role in reducing particle and droplet size. Appropriate homogenization speed helps achieve finer dispersion and more uniform emulsification. Excessively low or high speeds may affect product quality.

2. Processing Temperature

Temperature influences material viscosity, ingredient solubility, and emulsification efficiency. Proper temperature control helps ensure stable processing conditions and consistent product characteristics.

3. Vacuum Deaeration Performance

The vacuum system helps remove entrapped air and foam generated during mixing and homogenization. Effective deaeration contributes to a smoother product appearance, improved filling performance, and enhanced formulation stability.

4. Material Addition Sequence

The order in which ingredients are introduced into the vessel can affect emulsification efficiency and product consistency. Following an appropriate addition sequence helps improve process stability.

5. Processing Time

Sufficient mixing and homogenization time allows materials to be properly dispersed and emulsified. Processing time should be adjusted according to formulation requirements and batch size.

6. Product Viscosity

Different viscosity ranges require different mixing and homogenization conditions. Equipment configuration and operating parameters should be selected according to the characteristics of the product being manufactured.

7. Equipment Configuration

Factors such as homogenizer design, agitator type, heating method, and vessel structure can influence overall processing performance and final product quality.

Model	Effective Capacity	Homogenizer		Mixing		Dimension (mm)			Heating (KW)		Limited Vacuum (Mpa)
Model	Effective Capacity	Power (KW)	Speed (RPM)	Power (KW)	Speed (RPM)	Length (mm)	Width (mm)	Height (mm)	Electric heating	Steam heating	Limited Vacuum (Mpa)
IMA-5S1B	5L	0.37	0~3000	0.18	0~63	1260	540	1600/1850	5	2	-0.08
IMA-10S1B	10L	0.55~0.75	0~3000	0.37~0.55	0~63	1300	580	1600/1950	6	3	-0.08
IMA-30S1B	30L	1.1~2.2	0~3000	0.55~0.75	0~63	1800	1000	1750/2300	18	9	-0.08
IMA-50S1B	50L	2.2~3	0~3000	0.75~1.1	0~63	2430	1230	1850/2600	18	9	-0.08
IMA-100S1B	100L	3~5.5	0~3000	1.1~1.5	0~63	2800	1500	2000/2750	32	13	-0.08
IMA-200S1B	200L	4~7.5	0~3000	1.5~2.2	0~63	2800	1850	2300/3300	45	15	-0.08
IMA-300S1B	300L	5.5~7.5	0~3000	2.2~3	0~63	3000	1950	2400/3450	45	18	-0.08
IMA-500S1B	500L	7.5~11	0~3000	3~4	0~63	3300	2100	2750/3900	50	27	-0.08
IMA-1000S1B	1000L	11~15	0~3000	5.5~7.5	0~63	4200	3600	3250/4800	85	30	-0.08

Vacuum Emulsifying Mixer

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