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How Can an Ice Storage Chiller Be Applied in a 1000㎡ Cooling Scenario?

2026-04-09

With energy efficiency becoming a global priority, many buildings are seeking cooling systems that reduce energy costs and balance power demand. Ice storage chiller systems have gained widespread attention because they can effectively shift electricity consumption from peak to off-peak periods.


But how can an ice storage chiller system be properly applied in a 1,000㎡ cooling area? The answer lies in accurate load calculation, proper system selection, and an optimized operating strategy.


Hstars Thermal Energy Storage Cooling Ice Storage Chiller System


Understanding the Working Principle of Ice Storage Chillers

Ice storage chillers operate based on the latent heat of phase change in ice.
During off-peak electricity hours at night, the chiller produces ice and stores cooling energy. During the daytime peak hours, the stored ice melts and releases cooling capacity to meet the building’s air-conditioning demand.
This approach provides several advantages:
• Reduces electricity costs by using lower off-peak tariffs
• Decreases peak-time load on the power grid
• Improves energy efficiency of the cooling system
As a result, ice storage systems are widely used in commercial buildings, offices, shopping centers, and industrial facilities.

Step 1: Calculate the Cooling Load for a 1000㎡ Area

Accurate cooling load calculation is the first step when designing an ice storage system.
Cooling load indicators vary depending on building type:
• Office buildings: approximately 100–120 W/㎡
• Commercial buildings: approximately 150–200 W/㎡ due to higher occupancy, lighting, and equipment heat
For a 1,000㎡ office building, the estimated cooling load is:
100 kW – 120 kW
However, the actual load should also consider:
• Building orientation and solar exposure
• Insulation performance of the building envelope
• Internal heat from equipment and occupants
• Local climate conditions
Accurate calculations ensure that the chiller capacity and ice storage volume are properly matched.

Step 2: Select the Appropriate Ice Storage Chiller System

Once the cooling load is determined, the next step is equipment selection.
For example, if the required cooling load is 100 kW, it is recommended to select a system with slightly higher capacity to provide an operational margin.
The ice storage unit capacity must also be designed to cover daytime peak cooling demand.
Common types of ice storage systems include:
Ice Coil Storage
• Faster ice melting rate
• Suitable for applications requiring large cooling output within a short time
Ice Ball Storage
• Higher storage density
• Smaller installation footprint
The final choice should consider:
• Available installation space
• Cooling demand profile
• Project budget and operational requirements

Step 3: Develop an Effective Operating Strategy

The operational strategy significantly affects system efficiency and cost savings.
Two common strategies include:
Full Ice Storage
All cooling energy is generated and stored during the night, then used during the day.
Best suited for:
• Areas with very high daytime electricity prices
• Facilities with short daytime cooling periods
Partial Ice Storage
The chiller operates during the day while the stored ice assists with cooling.
Benefits include:
• Greater flexibility
• Ability to adjust based on electricity prices and real-time cooling demand
For example:
• During peak electricity hours → increase ice melting to provide cooling
• During off-peak hours → prioritize ice production
This hybrid strategy is commonly used in medium-sized commercial buildings.

Step 4: Ensure Proper Installation and Maintenance

Correct installation and regular maintenance are essential for long-term performance.
Installation considerations include:
• Proper piping connections
• Safe electrical wiring
• Compliance with HVAC installation standards
Routine maintenance should include:
• Monitoring refrigeration pressure and temperature
• Inspecting ice storage tanks for leaks
• Cleaning system filters regularly
• Checking pumps and valves
These measures help ensure stable operation and maximum energy efficiency.

Conclusion

For a 1,000㎡ cooling area, an ice storage chiller system can provide an energy-efficient and cost-effective cooling solution. By combining:
• Accurate cooling load calculations
• Proper equipment selection
• Optimized operating strategies
• Professional installation and maintenance
building owners can achieve lower operating costs, reduced peak electricity demand, and reliable cooling performance.
As energy prices continue to rise, ice storage technology offers a smart and sustainable cooling solution for modern buildings.

What Are the Requirements for Spray-Type Chillers in Milk Cooling?

2026-04-09

Milk cooling is a critical step in dairy processing because it directly affects freshness, shelf life, and the quality of subsequent dairy products. The key requirements are rapid cooling, precise temperature control, hygienic operation, and stable continuous performance.


Hstars Dairy Processing Cooling Equipment Food Grade Industrial Chiller


Thanks to their high heat-exchange efficiency and fast cooling capability, spray-type chillers have become one of the most widely used cooling solutions in dairy processing. However, to meet food-grade production standards, these systems must satisfy several strict technical requirements to avoid product contamination, quality degradation, or production interruptions.

1. Precise Temperature Control and Rapid Cooling

Immediately after milking, fresh milk must be cooled from approximately 37 °C to below 4 °C within two hours. Rapid cooling prevents the growth of microorganisms such as E. coli and lactic acid bacteria, preserving both nutritional value and flavor.
To achieve this, spray-type chillers must provide:
• High refrigeration capacity for fast temperature reduction
• Uniform heat exchange through a spray cooling system
• Temperature control accuracy within ±0.5 °C
During operation, the chiller should dynamically adjust its cooling output:
• Initial stage: deliver higher cooling capacity for rapid temperature drop
• Final stage: precisely maintain the target temperature
This prevents overcooling that could cause milk freezing, which may damage milk fat structures and negatively affect product quality.

2. Food-Grade Hygiene and Safety Standards

Hygiene is a non-negotiable requirement in dairy processing. Even though spray chillers usually cool the medium indirectly, contamination in the cooling circuit can still affect product safety.
To meet food-grade standards, spray-type chillers should include:
• 316L food-grade stainless steel piping and heat exchange components
• Smooth internal surfaces without dead corners to prevent bacterial growth
• No risk of heavy metal contamination
• A fully enclosed spray and water circulation system to prevent dust or microbial contamination
In addition, the system must support CIP (Clean-In-Place) cleaning processes, allowing:
• Acid and alkaline cleaning cycles
• High-temperature sterilization
• Complete removal of residues inside pipes
This ensures compliance with hygiene regulations such as GB 14881 – General Hygienic Regulation for Food Production.

3. Anti-Scaling and Corrosion-Resistant Design

During milk cooling, the cooling medium—usually clean water or food-grade coolant—may produce mineral scale due to temperature fluctuations. Scale accumulation on spray nozzles and heat exchanger surfaces can significantly reduce heat transfer efficiency or even cause blockages.
Therefore, spray-type chillers should feature:
• Anti-clogging spray nozzles
• Optimized spray distribution structure
• Water softening and filtration systems to minimize scale formation
In cases where acidic cooling fluids are used, the chiller must also provide:
• Corrosion-resistant housings and pipelines
• Passivated welding seams to form protective layers
• Long-term structural stability against corrosion

4. High Operational Stability for Continuous Production

Most dairy processing plants operate 24/7 continuous production, meaning any cooling system failure could lead to large losses of raw milk.
To ensure reliable operation, spray chillers should include:
• High-reliability compressors and pumps designed for frequent start-stop cycles
• Intelligent fault detection and alarm systems
• Real-time monitoring of temperature, pressure, and flow
If abnormalities occur, the system should automatically trigger alarms or switch to backup modes to prevent production disruption.
Additionally, dairy processing facilities require low environmental interference:
• Operating noise below 85 dB
• Minimal vibration to protect nearby precision inspection equipment
• Secure pipeline connections to prevent leakage caused by vibration

5. Energy Efficiency and Adaptability to Variable Loads

Milk cooling demand often varies depending on production batches and ambient temperature. Spray-type chillers should therefore support variable load operation, typically through frequency conversion technology.
Benefits include:
• Adjusting cooling capacity according to real-time demand
• Avoiding energy waste from oversized equipment
• Reducing long-term operating costs
Environmental adaptability is also essential:
• Low-temperature start-up capability for northern regions in winter
• Anti-freezing protection for pipelines
• Optimized condenser performance for stable operation during high summer temperatures


Conclusion

A spray-type chiller designed for milk cooling must focus on precise temperature control, hygienic safety, and long-term operational stability, while also delivering energy efficiency and adaptability to varying operating conditions.
When these requirements are fully met, dairy producers can ensure rapid and safe milk cooling, maintain consistent product quality, and achieve reliable, high-efficiency production in modern dairy processing facilities.


How do high and low temperature motors ensure stable operation in extreme environments?

2026-04-03

High and low temperature motors (also called extreme-temperature or specialized-environment motors) are engineered with specific materials, design adaptations, and thermal management strategies to ensure stable, reliable operation in conditions far beyond standard industrial motors (-20°C to +40°C ambient). These motors are used in applications like oil & gas downhole drilling, aerospace, cryogenic systems (e.g., space or superconducting tech), furnaces, and Arctic/industrial extreme environments.

High-Temperature Motors (typically 150°C–260°C+ environments)

High temperatures accelerate insulation degradation, cause thermal expansion issues, demagnetize permanent magnets, reduce lubrication effectiveness, and increase internal heat buildup (every ~10°C above rated temperature halves insulation life).

Key design features for stable operation include:

Advanced insulation systems — Standard varnishes fail above ~150°C. High-temperature motors use Class H (180°C) or proprietary systems (up to 260°C+) with materials like mica, polyimide films, advanced enamels, or exotic non-copper magnet wire coatings to prevent breakdown, short circuits, and thermal runaway.

High-temperature-resistant magnets — Samarium-cobalt (SmCo) or specialized neodymium grades retain magnetism well above 200°C, unlike standard NdFeB magnets that lose strength rapidly.

Core and structural materials — Low-loss electrical steels (e.g., M19/M36 grades) maintain magnetic performance and mechanical strength with minimal core losses at elevated temperatures.

Thermal management and heat dissipation — Enhanced cooling via ribbed housings, improved ventilation, or derating (operating below nominal power). Some designs incorporate active monitoring (RTDs/thermistors) to prevent overheating.

Bearings and lubrication — Dry lubricants or high-temperature greases avoid evaporation/volatilization. Bearings use materials that resist thermal expansion and maintain clearance.

Magnet retention and mechanical integrity — Advanced bonding or sleeving techniques keep magnets secure at high speeds (>100,000 RPM in some cases) and temperatures >200°C.

These adaptations allow stable torque, speed, and efficiency in downhole oil/gas tools, furnace operations, aerospace, and defense systems.

Low-Temperature Motors (cryogenic/extreme cold, typically -50°C to -196°C or lower, e.g., LN₂ at 77 K)

Extreme cold causes material embrittlement (metals/plastics become brittle and crack), contraction (leading to mechanical stress or gaps), lubricant freezing/solidification, increased electrical resistance in normal conductors, and challenges with thermal contraction differences.

Key design features for stable operation include:

Cryogenic-compatible materials — Low-thermal-expansion or ductile-at-low-temp materials (e.g., certain stainless steels, non-magnetic plastics like G-10 glass-reinforced epoxy, or nylon for components). Avoid brittle materials prone to fracture.

Special insulation and windings — Materials that remain flexible and dielectric at cryogenic levels; in superconducting designs, zero-resistance windings (e.g., high-temperature superconductors or conventional at LN₂ temps) enable ultra-high efficiency and power density.

Lubrication solutions — Dry lubrication, special low-temp greases, or no lubrication (e.g., gas bearings, magnetic bearings, or bearingless designs using self-levitation in switched-reluctance motors).

Bearing and mechanical design — Designs accommodate differential contraction (e.g., compliant mounts or precise gap control). Bearingless or active magnetic levitation avoids freezing issues.

Cooling/thermal isolation — In cryogenic environments, motors may use conduction cooling, liquid nitrogen immersion, or vacuum-insulated systems to manage heat loads while preventing excessive boil-off or thermal runaway during operation.

Magnetic and electrical optimization — Some designs exploit improved magnetic properties at low temperatures (higher saturation in cores) for higher power density, especially in space propulsion or superconducting rotating machines.

These features enable reliable performance in space applications, LNG systems, particle accelerators, and superconducting motors/generators.

In both cases, motor companies often perform gradual thermal cycling tests, derate performance, and use finite element analysis to predict behavior. This ensures that catastrophic failure modes (insulation breakdown in heat; embrittlement/cracking in cold) while maintaining torque, efficiency, and longevity.

How Vacuum Stepper Motors Operate in Extreme Environments

2026-04-03

In the world of high-precision motion control, standard motors often fail when removed from the Earth’s atmosphere. Whether in semiconductor fabrication, space exploration, or scientific research, specialized vacuum stepper motors are required to perform precise movements where air is absent.

Understanding how these motors work requires looking beyond basic electromagnetism and into the materials science and thermal management necessary for "airless" operation.

1. The Core Principle: Electromagnetic Stepping

At its heart, a vacuum stepper motor operates on the same fundamental principle as a standard stepper motor. It is a brushless DC motor that divides a full rotation into a number of equal "steps."

The Stator: Contains multiple coils (windings) that, when energized, create an electromagnetic field.

The Rotor: Usually a permanent magnet or a soft iron core with teeth.

The Movement: By energizing the stator coils in a specific sequence, the magnetic field "pulls" the rotor, causing it to align with the field in incremental steps.

2. Overcoming the Vacuum Challenge

While the electromagnetic theory remains the same, a standard motor would quickly seize or fail in a vacuum. Vacuum stepper motors are engineered to overcome three primary hurdles:

A. Outgassing and Material Integrity

In a vacuum, materials like standard plastics, glues, and greases undergo outgassing—a process where trapped gasses are released into the environment. This can contaminate sensitive equipment (like telescope lenses or silicon wafers).

The Solution: Vacuum motors use specialized high-temperature polymers (like Polyimide/Kapton) for wire insulation and stainless steel or aerospace-grade alloys for the housing.

B. Thermal Management (The Absence of Convection)

On Earth, motors stay cool because air moves around them, carrying away heat (convection). In a vacuum, there is no air. Heat can only escape through conduction (through the motor mounts) or radiation.

The Solution: These motors are built with high-efficiency windings to minimize heat generation. They are often "heat-sunk" to a metal plate that conducts thermal energy away from the motor body.

C. Specialized Lubrication

Standard oils and greases evaporate in a vacuum, leading to metal-on-metal friction and eventual welding of the bearings.

The Solution: Vacuum stepper motors utilize solid lubricants (such as molybdenum disulfide or tungsten disulfide) or specialized low-vapor-pressure synthetic fluids that do not evaporate under low pressure.

3. Key Design Modifications

To ensure long-term reliability in environments reaching pressures as low as $10^{-7}$ to $10^{-10}$ hPa (Ultra-High Vacuum), manufacturers implement several critical design changes:

Vented Holes: Small channels are drilled into screw holes and internal cavities. This prevents "virtual leaks," where pockets of air trapped during assembly slowly leak out over weeks, ruining the vacuum levels of the chamber.

Encapsulated Coils: Windings are often vacuum-impregnated with specialized resins to ensure no air bubbles are trapped within the motor's electrical heart.

High-Grade Bearings: Bearings are often made of ceramic or dry-lubricated stainless steel to prevent cold-welding.

4. Summary of Technical Specifications

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Conclusion

The vacuum stepper motor is a triumph of specialized engineering. By stripping away materials that outgas and re-engineering how heat and friction are managed, these motors allow for nanometer-scale precision in the most inhospitable environments known to science. Whether it is moving a sample inside an electron microscope or positioning a satellite component, the vacuum stepper motor provides the "steps" necessary for modern technological progress.

How Precision Metal Stamping Components Drive Modern Manufacturing Efficiency

2026-03-31

In today’s competitive manufacturing landscape, precision metal stamping has become a critical technology for producing high-quality, cost-effective components. From electrical terminals to display accessories, stamped metal parts are widely used across industries such as automotive, electronics, and retail equipment.


This article explores the key applications, advantages, and supplier selection strategies for precision metal stamping components.


What Is Precision Metal Stamping

Precision metal stamping is a manufacturing process that uses dies and high-tonnage presses to shape metal sheets into specific forms. It enables the production of complex parts with high consistency and tight tolerances, making it ideal for mass production.


Modern stamping technology often integrates CNC systems, improving accuracy, efficiency, and repeatability.


Key Applications of Metal Stamping Components

1. Electrical Terminals

Metal stamping terminals are essential in electrical systems. They ensure stable current transmission and reliable connections in automotive wiring, home appliances, and industrial equipment.

Their advantages include:

  • High conductivity

  • Stable performance

  • Long service life


2. Display Accessories

Galvanized steel display accessories are widely used in retail environments, including shelves, racks, and brackets.

Key benefits:

  • Excellent corrosion resistance

  • Strong load-bearing capacity

  • Cost-effective for long-term use

Galvanized materials like DX53D+Z or SGCC are commonly used to enhance durability and extend product lifespan.


3. Industrial and Structural Parts

Metal stamping is also used in:

  • Automotive components

  • Motor housings

  • Electronic enclosures

These parts require high precision and consistency to ensure system reliability.


Why Metal Stamping Is a Smart Investment

Metal stamping continues to grow due to its efficiency and scalability. Industries such as automotive and electronics heavily rely on stamped components for large-scale production.

Main advantages include:

  • High efficiency: Suitable for mass production

  • Cost reduction: Lower unit cost at scale

  • Consistency: Uniform quality across batches

  • Material utilization: Reduced waste


How to Choose a Reliable Metal Stamping Manufacturer

Selecting the right supplier is crucial for project success. Key factors to consider include:

1. Material Quality

High-quality materials ensure durability and corrosion resistance.


2. Precision Capability

Advanced tooling and CNC integration allow tighter tolerances and complex designs.


3. Customization Ability

OEM/ODM services are essential for meeting specific project requirements.


4. Production Capacity

A manufacturer with multiple tonnage presses can handle diverse product demands efficiently.


5. Service and Reliability

Fast delivery, technical support, and stable cooperation are key to long-term partnerships.


Precision metal stamping plays a vital role in modern manufacturing, offering unmatched efficiency, accuracy, and scalability. Whether it’s electrical terminals, display accessories, or structural components, choosing the right stamping solution and supplier can significantly enhance product performance and reduce costs.


If you would like to learn more, please visit our website:www.jxprecise.com

Expanding Market Plan of the Roll To Roll Screen Printing Machine

2026-01-14

In the age of e-commerce, most of the business including domestic and foreign enterprises is completed by email, which is really convenient for everyone.


However, as we know, there are many direct advantages to attend the exhibition and trade shows. Like Boosted Brand Awareness and Getting Noticed.


Make Central Location Sales and Secure Deals, Lead Generating New Opportunities, Trend spotting and Market Research.

Of course, it is a disadvantage to spend a lot of money and spend a lot of time in preparation.


For enterprises with a certain capital base, technological strength and sustainable development, they will still sell products and do business by attending exhibitions.


Lingtie Machinery is one of these enterprises.


Lingtie Machinery in order to expand the roll to roll screen printing machine market, will attend the below Exhibition.


EXHIBITION: THE 7TH ALL IN PRINT CHINA( 2018.10.24-28), Lingtie Machinery BOOTH NO. : E4D431


EXHIBITION: CSGIA 2018 (2018.11.21-23), Lingtie Machinery BOOTH NO. : 2207


EXHIBITION: Printing South China 2019 (2019.3.4-6), Lingtie Machinery BOOTH NO.2328


EXHIBITION: Print China (2019.4.9-13), Lingtie Machinery BOOTH NO. 6-1100



Label Reel Counter of the Lingtie (Xiamen) Machinery

2026-01-14

You Need a Count Piece and Count Meter Label Reel Counter


In the label printing industry, it is often need to separate parts of the label from the reel for using after the label printed. At this point you need to know the pieces or length of labels which want to be used.


We developed the Label Reel Counter for the application. For the working video please click:


https://www.youtube.com/watch?v=NIgBQeKyLGw  37"


The Label Reel Counter is a machine that rewinding label into a neatly packed roll and count piece, or count meter and at the same time or not.

They come in many different shapes, sizes, and configurations to fit any user’s need.


We offer some functions for optional,for instance: tension control, web guide, dust removing, static eliminating, air shaft or mechanical shaft, different sizes for option, etc.

Unwinding and rewinding shaft diameter can be customized as requirement.

And non-standard design is available as requirement.


We can OEM/ODM to you or your customers and find the worldwide agent. Please contact fany@lt-xm.com and ask for the label reel counter catalog.

Automatic Label Counting Machine
Roll To Roll Label Counter

Roll-to-Roll Electronics Screen Printing Machine

2026-01-14

Printed electronics including circuit board printing, RFID tags printing, RFID Antennas printing, which is a set of printing methods used to create electrical devices on various substrates. Printing typically uses common printing equipment suitable for defining patterns on material, such as screen printing, flexography, By electronic industry standards, these are low cost processes. Electrically functional electronic or optical inks are deposited on the substrate, creating active or passive devices, such as thin film transistors;


The most important benefit of screen printing is low-cost volume fabrication. The lower cost enables use in more applications. screen printing is appropriate for fabricating electrics and electronics due to its ability to produce patterned, thick layers from paste-like materials. Roll to Roll screen printing method is recommended to use for electronics printing. This method can produce conducting lines from inorganic materials, such as PC, PET, BOPP. Ink materials must be available in liquid form like solvent ink, water-based ink or plastisol and these inks must entirely dry due to they must function as conductors, semiconductors, dielectrics, insulators and passiveness layers.


An example is RFID-systems including RFID tags, RFID Antenna, which enable contact-less identification in trade and transport, the picture for your checking.

We supply high accuracy roll to roll screen printing machine( be composed a feeding unit, a screen printing station and hot air dryer) for your Flexible Circuit Board printed, RFID tags, RFID Antenna printed, Membrane Switch printed or Nameplate Panel printed in monitoring, data storage, display and visual effects and toys industries.

Roll To Roll Automatic Screen Printing Machine

Single Color Screen Printing Roll To Roll

2026-01-14

The single color screen printing machine roll to roll is new to many visitors at ALL IN PRINT CHINA Exhibition in Shanghai.There are many visitors focusing on printing & packaging industry, and know automatic silk screen printing machine very well, but the roll to roll screen printing machine they have not seen before. And the below questions were most frequently asked.


1, what is this machine used for?

This is the most frequently asked question and answered most also.

The single color roll to roll screen printing does not print directly on the garments and clothes,different from the rotary screen printing machine, but transfer to garments and clothes.

This roll to roll screen printing machine is widely used in heat transfer labels,water transfer label /adhesive label, home appliance panel nameplate, Membrane Switch,

Soft circuit board (flexible circuit board), RFID Smart label,IMD,IMF, etc industry printing.


2, What’s the roll to roll screen printing machine price?

The price range of Lingtie (Xiamen) Machinery’s fully automatic screen printing machine is from 24,000--44,000 USD(LTA-3040, LTA-5060 model). that’s expensive price in their thought.

We explained to them, the price including the feeder unit, screen printing station,hot air dryer together.

Roll To Roll Screen Printing Machine


3, Could you give some samples?

We showed the exhibition visitors many samples that printed by the silk screen printing machine system, but most took away samples are heat transfer labels, whom thought the accurate overprinting of the thermal transfer label is awesome.


The other samples like RFID LABEL, IMD LABEL, FLEXIBLE CIRCUIT BOARD were not allowed to fetch due to the brand problem.


4.Have you installed the single color roll to roll screen printing machine in Turkey, Vietnam, Indonesia, Thailand, Italy, UK,India, Iran, Kingdom of Saudi Arabia,etc?

There are many agents from all over the word and sure, we had sold the roll to roll printing machine to everywhere in the world.



What's the Big Deal with Heat Transfer Label?

2026-01-14

Nowadays, Most of the underwear, hats, jeans,shirts,skirts and dresses manufacturers take up the heat transfer label on their garments. We called they are professional manufacturers.


So why are they so popular in garment industry? Not only does heat transfer label label create a stylish design that is less intrusive than a fabric equivalent, but there are also savings in both cost and time to be made.


Heat transfer labels made process takes place in two parts. In the first stage, the design and text is printed on the transfer film or paper by silkscreen printing, the classic and conventional printing method on heat transfer label.


In the second stage, Through the heat press machine transfer to garments.


Roll to Roll Silkscreen Printing


Silkscreen printing uses a screen plate to transfer printing ink onto a substrate, one colour at a time. The areas that do not require printing are blocked out by stencil. The ink is applied through a squeegee which moves across the screen frame to fill the open areas of the mesh with ink.


There are two types of silk screen printing methods, sheet-fed silk screen printing and roll to roll silkscreen printing .


The downside of the sheet-fed silkscreen heat transfer label printing is that it can only print one colour at a time , requiring drying before the next colour can be applied. The printing speed is slow and most of are the semi-automatic configuration.This makes it perfect for one or two colour designs and little quantity production.


The advantage of the roll to roll silk screen printing is very suitable for multicolor images, mass production, and heat transfer label, electronic appliances, membrane switches, panel, soft circuit board, RFID label, IMD label, PCB label printing as well, called roll to roll silkscreen printing system, and it consist of a feeding unit, a screen printing unit and a hot air dryer. Click the website http://www.xmlingtie.com/automatic-roll-to-roll-screen-printing-machine_p31.html for more information.

Automatic Roll to Roll Screen Printing Machine

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