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IR Lab Dyeing Machine Selection Guide

The textile industry heavily relies on dyeing processes to add vibrant colours and patterns to various fabrics. Dyeing machines play a crucial role in achieving consistent and high-quality results. Among the different types of dyeing machines available, infrared (IR) lab dyeing machines have gained popularity due to their efficiency and versatility. In this article, we will explore the factors to consider when selecting an IR lab dyeing machine, their advantages and limitations, common applications, maintenance tips, and cost considerations.

IR Lab Dyeing Machine

Dyeing machines are essential equipment in textile laboratories and production facilities, enabling efficient and controlled dyeing processes. IR lab dyeing machines, in particular, utilise infrared radiation to transfer heat energy and enhance the dye absorption by the fabric or yarn. By understanding the key factors to consider when choosing an IR lab dyeing machine, textile professionals can make informed decisions to optimise their dyeing processes.

How does an IR dyeing machine work?
The working principle of an IR dyeing machine is based on the use of infrared radiation to facilitate the dyeing process. IR radiation, with its longer wavelength, is capable of penetrating the fabric and transferring heat to the dye bath. This heat transfer helps activate the dye molecules, resulting in a faster and more efficient dyeing process compared to conventional methods.

Factors to Consider When Choosing an IR Lab Dyeing Machine

Capacity and Sample Size: Determine the volume of fabric you will be dyeing and ensure the machine can handle the required capacity. Consider the sample size options available to meet your specific needs.

Temperature and Pressure Control: Look for an IR lab dyeing machine that offers accurate temperature and pressure control. This ensures optimal dye penetration and colour consistency throughout the fabric.

Material Compatibility: Different fabrics may require specific dyeing conditions. Ensure the machine can accommodate the materials you work with, such as natural fibres, synthetic fibres, or blends.

Programmability and automation: Opt for a machine that provides programmable features and automation options. This allows for precise control over dyeing parameters and reduces human error.

Energy Efficiency: Consider the energy consumption of the machine. Energy-efficient models can help minimise operating costs and reduce environmental impacts.

Ease of Use and Maintenance: Choose a machine that is user-friendly and easy to maintain. Look for features like intuitive interfaces and easily accessible components for hassle-free operation and upkeep.

Available Features and Accessories: Evaluate the additional features and accessories offered by the machine. Features like pre-wash cycles, dosing systems, and customizable dyeing programmes can enhance efficiency and flexibility.

Reputation and Support from the Manufacturer: Research the manufacturer’s reputation in the industry. Look for a company known for producing reliable and durable equipment along with excellent customer support.

Top 3 IR Lab Dyeing Machines

RHS series IR lab dyeing machine

IR lab dyeing machine stands for infrared laboratory sample dyeing machine. The machine got its name due to the use of infrared heating for heat transmission. It’s suitable for dyeing knitted fabric, woven fabric, yarn, cotton, fibre, zippers, shoes, and so on. The machine is not only suitable for high-temperature dyeing but also works for washing fastness tests. This can be said to be very practical dye lab equipment.

Used for textile dyeing samples at laboratory scale.
Used to determine the standard of colorfastness to washing.
Heater infrared system.
Removable dye temperature sensor for ease of use.
High temperature accuracy requires a minimal dyeing temperature set of not less than 135°C.
Programmable microprocessor controller to set parameters such as temperature and time (with capacity to store such parameters).
touch-screen LCD monitor that displays conditions or parameters such as desired dyeing parameters, programmed temperature, actual parameters during the process, a graphical representation of temperature, and dyeing process duration.
There is a mounting bracket for the dye cylinders that rotates around the main horizontal shaft of the machine. The brackets must be able to accommodate 24 cylinders of 150 ml, 6 cylinders of 300 ml, and 6 cylinders of 500 ml (without changing mounting apparatus).
Air cooling circulation system.
There is a container (basket) for cylinders for proper storage.
The machine must be made of non-corrosive, non-scratchable, non-corrosive material. The door must be transparent so the dyeing process can be observed.
Wheels attached to the machine for mobility.
There is a safety sensor to stop the machine or process when the machine door is open.
There is an automatic warning system and an alarm when the process is completed.

ACCDYER series lab dyeing machines

This type of lab dyeing machine has “built-in electric heating” and “built-in oil heat conduction” equipment with a number of patents. It has all the advantages of “oil thermal conductivity”, but also has the characteristics of simple operation, energy savings, accurate temperature control, a very low bath ratio, and the ability to dye large volume samples. The labrotory sample dyeing machine has been recognised as a really perfect and practical piece of dyeing lab equipment by the majority of users since its birth.

Energy savings and environmental protection

The maximum power consumption is 2 KW, and air cooling is used for cooling.

Strong and durable

The whole machine is made of stainless steel. More over, it has a self-return cup buckle that can be operated with one hand.

Accurate temperature control

Built-in oil thermal conductivity to achieve an accurate temperature control effect with very good consistency and reproducibility.

Unlimited test

Different bath ratios and different bath quantities can be tested in the same batch or separately at any time.


Temperature control ranges from room temperature to 135 °C, which is common at room temperature and high temperatures. What’s more, it can do constant temperature samples and temperature control tests.

Low bath does not spend

Bath ratio can be low to 1:5, and it is also not easy to colour flower. Dye up to a 50-gramme sample (500 CC dye cup).

Simple installation

Connect to a household single-phase 220V power supply for use.


Double overtemperature protection. Specifically, computer overtemperature alarms and overtemperature power off protection

Good compatibility

Optional dosing cup lid for multiple dosing Implement accurate process tests.

Intelligent centralised control

The computer can be connected to centralised dyeing control. So that it can be used to realise intelligent and informationized dyeing of sample samples.

TesTex- IR Lab Dyeing Machine TD130

The TD130 Lab Dyeing Machine, also known as the Sample Dyeing Machine TD130, is specifically designed for conducting high-temperature sample dyeing tests on various materials such as knitted fabric, woven fabric, yarn, cotton, fiber, zipper, and shoe material mesh fabric. The use of this laboratory sample dyeing machine in textile workshops helps improve the success rate of dyeing, which directly impacts three crucial factors: factory efficiency, quality, and cost.

TESTEX, a lab dyeing machine manufacturer with over 10 years of experience, has established strong partnerships with dyeing labs in 42 countries. We currently offer a range of sample dyeing machines for sale.

Key Features of the TD130 IR Lab Dyeing Machine:

Effective color consistency: The machine utilizes specific wavelength infrared heating to ensure even warming of the dyeing solution in the test cup, thereby eliminating color discrepancies caused by temperature variations in traditional small infrared sample dyeing machines.

IR Lab Dyeing Machine

Enhanced dyeing accuracy: Equipped with a precision heating system and fully automatic computer control, the machine allows clockwise and anticlockwise rotation of the cup, with adjustable speed, resulting in more precise sample dyeing.
Significant energy savings: The machine consumes low power, eliminating the need to purchase glycerin and reducing costs. Additionally, it operates without producing oil or smoke, making it energy-efficient and environmentally friendly.
Simultaneous multiple staining: The machine offers 24 positions, enabling the application of multiple staining solutions at the same time.
Programmable computer system: The dyeing process is controlled by a programmable computer system, capable of saving up to 99 different processes. It displays important parameters such as temperature, time, process number, and temperature curve. The system also features an imported high-precision PT-100 temperature probe, which directly monitors the actual temperature of the dyeing liquor, enabling automatic heating and cooling.

Applications of the TD130 IR Lab Dyeing Machine: A sampling machine for dyeing is designed to quickly create dyeing samples at a reduced cost. Textile manufacturers require lab dyeing machines to minimize dyeing errors before carrying out large-scale production. Additionally, fabric dyeing laboratories utilize these machines for research purposes.

To obtain accurate dyeing results, dyeing lab testers often need to add auxiliaries when the temperature reaches 80 degrees. Many IR sample yarn dyeing machine systems use syringes to add liquid quickly, which can lead to inaccuracies. However, the TESTEX TD130 IR high-temperature laboratory dyeing machine offers a different approach. It allows users to slowly add liquid to the assistant beaker located on top of the lid. The liquid then gradually flows through small holes in the lid into the main beaker, simulating the actual dyeing process. This controlled liquid addition method ensures accurate simulation of the dyeing process in textile labs.

Types of IR Lab Dyeing Machines
There are different types of IR lab dyeing machines available, each utilising a specific range of infrared radiation. Understanding these types can help in selecting the most suitable machine for your specific dyeing requirements.

Infrared Dyeing Machines
Infrared dyeing machines use a broad spectrum of infrared radiation to heat the samples. They are versatile and can be used for a wide range of fabric types. These machines provide uniform heating and efficient dye penetration, resulting in vibrant and even colours.

Near-Infrared Dyeing Machines
Near-infrared dyeing machines utilise a specific range of near-infrared radiation for heating purposes. They are known for their fast heating capabilities, reducing the overall dyeing time. Near-infrared radiation is absorbed by water molecules, making these machines particularly efficient for water-based dyeing processes.

Far-infrared dyeing machines
Far-infrared dyeing machines utilise far-infrared radiation for heating. They offer gentle and controlled heating, making them suitable for delicate fabrics and heat-sensitive materials. Far-infrared radiation promotes deep dye penetration while minimising the risk of damage to the fibres.

Advantages of IR Lab Dyeing Machines
IR lab dyeing machines offer several advantages over traditional dyeing methods. Understanding these benefits can help justify the investment and improve overall dyeing efficiency.

Faster Dyeing Process
IR lab dyeing machines provide faster dyeing processes compared to conventional methods. The efficient transfer of heat energy through infrared radiation speeds up dye absorption, reducing the overall processing time. This allows textile professionals to increase productivity and meet tight deadlines.

Energy Efficiency
Energy efficiency is a significant advantage of IR lab dyeing machines. By utilising targeted heat transfer through infrared radiation, these machines minimise heat loss and reduce energy consumption. This not only saves operational costs but also contributes to sustainability by reducing the carbon footprint.

Improved Dye Penetration
IR lab dyeing machines promote better dye penetration into the fabric or yarn. The infrared radiation penetrates the material, enhancing the absorption of dye molecules. This results in vibrant and long-lasting colours with excellent colorfastness properties.

Reduced water consumption
Traditional dyeing methods often require a significant amount of water for rinsing and washing processes. IR lab dyeing machines, on the other hand, can minimise water consumption. The efficient heat transfer reduces the need for excessive rinsing, leading to water savings and environmental benefits.

Common Applications of IR Lab Dyeing Machines
IR lab dyeing machines find applications in various dyeing processes across the textile industry. Here are some common areas where these machines are utilised:

Yarn Dyeing
IR lab dyeing machines are commonly used for dyeing yarns. Whether it’s natural fibres like cotton or synthetic fibres like polyester, these machines offer efficient and uniform dye penetration, resulting in vibrant and evenly coloured yarns.

Fabric Dyeing
Fabric dyeing is another prominent application of IR lab dyeing machines. From woven fabrics to knits, these machines provide precise temperature control and dye distribution, ensuring consistent and high-quality dyeing results.

Garment Dyeing
IR lab dyeing machines are also employed in garment dyeing processes. They allow for efficient and controlled dyeing of finished garments, providing vibrant and durable colours. Garment manufacturers can achieve desired colour effects and meet customer demands using these machines.

Maintenance and Care Tips for IR Lab Dyeing Machines
To ensure the longevity and optimal performance of IR lab dyeing machines, proper maintenance and care are essential. Here are some tips to follow:

Regular cleaning and inspection
Regularly clean the machine’s interior and remove any accumulated dye residues or impurities. Inspect the heating elements, sensors, and controls for any signs of wear or damage. Promptly address any maintenance issues to prevent further complications.

Proper chemical handling
Follow proper chemical handling procedures when preparing dyes and chemicals for the dyeing process. Incorrect handling or mixing of chemicals can damage the machine components or compromise the dyeing results. Adhere to safety guidelines and use appropriate protective equipment.

Calibration and Adjustment
Periodically calibrate and adjust the machine’s temperature sensors and controls to ensure accurate temperature readings. This helps maintain precise and consistent dyeing conditions. Consult the manufacturer’s guidelines for calibration procedures or seek professional assistance if needed.

Cost considerations and return on investment
When considering an IR lab dyeing machine, it’s important to evaluate the associated costs and potential return on investment. Here are some factors to consider:

Initial Investment Cost
The cost of an IR lab dyeing machine varies depending on its features, capacity, and brand. Consider your budget and compare prices from different suppliers. Additionally, evaluate the long-term benefits and potential cost savings associated with energy efficiency and reduced water consumption.

Operational Expenses
Factor in the operational expenses, including energy consumption, maintenance, and chemical costs. Energy-efficient machines may result in lower operational expenses over time. Assess the expected usage and calculate the potential savings.

Long-Term Benefits
Evaluate the long-term benefits of using an IR lab dyeing machine. Faster dyeing processes, reduced water consumption, and improved dye penetration can lead to increased productivity, a lower environmental impact, and enhanced customer satisfaction. Consider the overall value and potential competitive advantage gained through the use of such machines.

How long does it take to dye a sample using an IR lab dyeing machine?
The dyeing time can vary depending on factors such as the type of fabric, desired colour intensity, and the specific machine used. However, IR lab dyeing machines are designed to significantly reduce dyeing time compared to traditional methods. On average, the dyeing process can take anywhere from a few minutes to a couple of hours.

Can different types of fabrics be dyed using the same machine?
Yes, IR lab dyeing machines are versatile and can handle a wide range of fabrics, including natural fibres like cotton and wool as well as synthetic fibres such as polyester and nylon. However, it’s always recommended to check the machine specifications and guidelines to ensure compatibility with specific fabric types.

Are IR lab dyeing machines suitable for small-scale production?
Yes, IR lab dyeing machines can be used for small-scale production. Their efficient and precise dyeing capabilities make them suitable for both small and large-scale operations. However, it’s important to consider the machine’s capacity and throughput to ensure it aligns with your production requirements.

How often should an IR lab dyeing machine be serviced?
Regular maintenance is crucial to ensuring the optimal performance and longevity of an IR lab dyeing machine. It is recommended to follow the manufacturer’s guidelines for maintenance, which may include routine cleaning, inspection of heating elements, calibration of temperature controls, and lubrication of moving parts. The frequency of servicing may vary depending on the intensity of machine usage and the specific recommendations provided by the manufacturer.

Are IR lab dyeing machines energy-efficient?
Yes, IR lab dyeing machines are known for their energy efficiency. By utilising infrared radiation for heating, these machines require less energy compared to traditional dyeing methods that rely on extensive water heating. The precise temperature control and shorter dyeing time further contribute to energy savings. Investing in an energy-efficient IR lab dyeing machine not only reduces operational costs but also aligns with sustainable practises.

IR lab dyeing machines offer efficient, energy-saving, and precise dyeing processes for various textile materials. By considering the factors outlined in this guide, such as capacity, heating and cooling mechanisms, control systems, material compatibility, and energy efficiency, textile professionals can select the most suitable

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