Introduction
Acrylic tubing, or plexiglass tubing, is a type of tubing made from a transparent thermoplastic material called polymethyl methacrylate (PMMA). It can be easily fabricated into various shapes and sizes, allowing for customization to meet specific requirements. Due to this versatility and other beneficial properties, it is widely used in various industries including manufacturing, construction, and transportation, and has become popular and continues to become more popular
In this article, we will discuss the advantages of acrylic tubing, various types of acrylic tubing, the manufacturing process of acrylic tubing, applications of acrylic tubing, and how to care for your acrylic tubing products.
Advantages of Acrylic Tubing
As noted, acrylic tubing is a versatile material that has become increasingly popular in various industries due to its numerous advantages it provides over other materials. In this section, we will explore the benefits of using acrylic tubing, including its lightweight and durable nature, high clarity, chemical resistance, ease of workability, UV resistance, cost-effectiveness, and safety. By understanding the advantages of acrylic tubing; it becomes clear why it has become a preferred material in applications ranging from aquariums and displays to laboratory equipment and outdoor signage.
Lightweight and Durable
One of the primary advantages of acrylic tubing is its exceptional combination of lightweight and durability. Acrylic is a significantly light material, making it easy to handle, transport and install. This lightweight nature reduces the strain on structures and supports, allowing for more versatile design possibilities. Despite its lightweight properties, acrylic tubing is remarkably durable and can withstand impacts and shocks that shatter glass. This durability makes it ideal for applications where safety and longevity are crucial.
High Clarity
Acrylic tubing offers a high level of clarity that is comparable to glass. This makes it an ideal material for use in applications where visibility is important, such as in display cases or aquariums. Its transparency also means that it can be used as a substitute for glass in some applications such as medical and lab equipment, lighting fixtures, and more, as it offers similar optical properties at a lower cost. Additionally, acrylic tubing is resistant to scratches and other damage types, which helps maintain its clarity over time.
Chemical Resistance
Acrylic tubing is highly resistant to various chemicals, including acids, alkalis, and solvents. This makes it an ideal material for use in harsh chemical environments, such as laboratories or chemical processing facilities. Its resistance to chemicals also means that it can be used in outdoor applications where exposure to environmental factors is a concern, such as in outdoor signs or lighting fixtures.
Easy to Work With
Acrylic tubing is a very malleable material that is easy to work with. It can be easily cut, drilled, and machined using standard tools, allowing customization to meet specific requirements. Its ease of workability also makes it a great material for prototyping and experimentation, as adjustments can be made quickly and easily. Additionally, acrylic tubing can be easily formed into various shapes, making it a great choice for applications that require complex geometries.
UV Resistant
Acrylic tubing is highly resistant to UV radiation, which makes it ideal for outdoor applications. Unlike other plastics, acrylic tubing will not turn yellow or become brittle over time when exposed to sunlight. This makes it an excellent choice for outdoor displays, signage, and automotive headlights. Additionally, its UV resistance means that it can be used in applications where exposure to UV radiation is a concern, such as in medical devices or scientific instruments.
Cost-Effective
Acrylic tubing is generally less expensive than glass or metal tubing, which makes it a cost-effective option for many applications. Its lower cost and other advantages make it an attractive alternative to other materials for a wide range of industries. Its cost-effectiveness also means it can be used in applications where cost is a concern without sacrificing quality. Additionally, acrylic tubing’s durability and resistance to damage mean that it can last longer than other materials like glass, metal, or PVC, further reducing costs over time.
Safer Than Glass
Acrylic tubing is a shatter-resistant material that is safer than glass. If it does break, it will not shatter into dangerous shards like glass, making it a great option for applications where safety is a concern, such as in schools or hospitals. Additionally, its shatter-resistant properties mean that it can be used when glass is not a viable option, such as in public spaces or homes with children. Its safety benefits also make it a great choice for outdoor applications where extreme weather conditions or accidental impact can occur.
Manufacturing Process of Acrylic Tubing
Acrylic tubing is made through a manufacturing process that involves several steps. This section will explore the different techniques used to manufacture acrylic tubing.
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Polymerization
The first step in manufacturing acrylic tubing is polymerization. This involves combining a monomer, usually methyl methacrylate, with a catalyst and an initiator to form a polymer. The polymerization process can be initiated through several methods, including heat, radiation, or chemical reactions.
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Extrusion or Casting
After polymerization, the acrylic resin is extruded or cast into the desired shape. Extrusion involves forcing the acrylic resin through a die, resulting in a continuous length of tubing with a consistent diameter. This process is commonly used for extruded acrylic tubing. Casting involves pouring liquid resin into a mold and allowing it to cure, resulting in solid tubing with a consistent diameter. This process is commonly used for cast acrylic tubing.
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Cell Casting
Cell casting, also known as cell cast acrylic or simply casting, is a manufacturing process used to produce acrylic sheets or blocks. It is a method that involves pouring liquid acrylic resin into a mold or between glass plates and allowing it to cure and solidify into a solid acrylic product.
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Annealing
After the tubing is formed, it undergoes a process called annealing. This involves heating the tubing to a specific temperature and then slowly cooling it down to relieve any internal stresses that may have occurred during the manufacturing process. Annealing helps to increase the strength and durability of acrylic tubing.
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Cutting and Finishing
After annealing, the acrylic tubing is cut to the desired length and finished to the desired specifications. This can include polishing, drilling, and bending the tubing into various shapes.
In conclusion, acrylic tubing is made through a manufacturing process that involves several steps, including polymerization, extrusion or casting, cell casting, annealing, and cutting and finishing. In addition, large-diameter acrylic tubing is typically produced using cell casting. Understanding the manufacturing process of acrylic tubing can help you choose the right material and manufacturing technique for a specific project.
Types of Acrylic Tubing
Several types of acrylic tubing are available, each with unique properties and applications. This section will explore the different types of acrylic tubing and their uses.
Large Diameter Acrylic Tubing
Large-diameter acrylic tubing is available in sizes up to 24 inches, making it a great choice for applications requiring a larger diameter than standard tubing. It is often used in architectural installations and industrial applications where large volumes of fluid or gasses need to be transported.
Large-diameter acrylic tubing is used in various applications, including architectural installations, such as in building facades and skylights. It is also used in industrial applications where large volumes of fluid or gasses need to be transported, such as in chemical processing and water treatment facilities. In addition, large-diameter acrylic tubing is used in aquariums and zoos for underwater viewing tunnels and large display tanks.
Extruded Acrylic Tubing
Extruded acrylic tubing is a cost-effective option widely used in various industries. It is made by forcing acrylic resin through a die, resulting in a continuous length of tubing with a consistent diameter. Extruded acrylic tubing is lightweight and easy to work with, making it an excellent choice for applications requiring customization. It is often used in displays, lighting fixtures, and other applications where clarity and durability are important.
Cast Acrylic Tubing
Cast acrylic tubing is a premium option that offers superior optical clarity and a higher chemical resistance level than extruded acrylic tubing. It is made by pouring liquid acrylic resin into a mold and allowing it to cure, resulting in solid tubing with a consistent diameter. Cast acrylic tubing is often used in medical and laboratory applications, as well as in aquariums and other applications where high visibility is required.
Differences Between Extruded and Cast Acrylic Tubing
The main difference between extruded and cast acrylic tubing is the manufacturing process. Extruded acrylic tubing is made by forcing resin through a die, resulting in a consistent diameter and wall thickness. Cast acrylic tubing is made by pouring liquid resin into a mold and allowing it to cure, resulting in solid tubing with a consistent diameter and wall thickness.
Cast acrylic tubing offers superior optical clarity and a higher chemical resistance level than extruded acrylic tubing. However, it is also more expensive than extruded acrylic tubing. On the other hand, extruded acrylic tubing is cost-effective, lightweight, and easy to work with, making it a popular choice for various applications.
Applications of Acrylic Tubing
Acrylic tubing has a wide range of applications in various industries. In this section, we will explore some of the industries that use acrylic tubing and the specific applications for acrylic tubing in each industry.
Architecture and Construction
Acrylic tubing is used in architecture and construction for skylights, roofing, and canopies. Its high transparency, UV, and impact resistance make it an ideal choice for these applications.
Lighting
Acrylic tubing is widely used in lighting for fixtures and displays. Its excellent optical clarity allows maximum light transmission, and its ability to be easily shaped and bent makes it ideal for custom lighting designs.
Medical and Healthcare
Acrylic tubing is used in medical and healthcare applications such as surgical instruments, diagnostic equipment, and displays. Its high optical clarity and biocompatibility make it an ideal choice for these applications.
Industrial and Manufacturing
Acrylic tubing is used in various industrial and manufacturing applications such as sight glasses, flow meters, and chemical processing equipment. Its excellent chemical, UV, and impact resistance make it an ideal choice for these applications.
Aquariums and Zoos
Acrylic tubing is widely used in aquariums and zoos for applications such as viewing tunnels and underwater exhibits. It’s high optical clarity and impact resistance make it an ideal choice for these applications.
Maintenance and Care of Acrylic Tubing Products
Products made from acrylic tubing require specific care to keep them in good condition. Here are some guidelines for maintaining items made from acrylic tubing by keeping them clean, protected from scratches and UV rays, and by properly storing and inspecting them.
Cleaning
Use a Mild Soap or Acrylic Cleaner
Avoid harsh chemicals, ammonia-based cleaners, or abrasive substances, as they can damage the acrylic surface. Instead, opt for a mild soap or specialized acrylic cleaner. Always check the product instructions before using any cleaner.
Soft Cloth or Sponge
Gently wipe the surface of products made from acrylic tubing with a soft cloth or sponge soaked in the cleaning solution. Avoid scrubbing vigorously, as it can cause scratches.
Rinse Thoroughly
After cleaning, rinse any item made from acrylic tubing with clean water to remove any soap residue. Soap residue left on the surface can contribute to cloudiness.
Pat Dry
Use a soft, lint-free cloth to pat dry products made from acrylic tubing. Avoid wiping in circular motions, as it can create swirl marks.
Scratch Prevention
Avoid contact with rough or sharp objects that can scratch the surface when handling products made from acrylic tubing. Be gentle during installation, moving, or any other product manipulation.
UV Protection
Acrylic can be susceptible to yellowing or fading when exposed to prolonged direct sunlight. Keep items made from acrylic tubing away from direct sunlight or use UV-blocking coatings or films for protection if possible.
Storage
When not in use, store items made from acrylic tubing in a clean and dry environment, away from excessive heat, humidity, or any potential sources of damage. Avoid stacking or placing heavy objects on these items to prevent deformation.
Periodic Inspection
Inspect products made from acrylic tubing periodically for any signs of cracks, scratches, or discoloration. Address any issues promptly to prevent further damage.You can use acrylic adhesive or cement specifically designed for bonding acrylic materials for small cracks. Minor surface scratches can often be buffed using specialized acrylic scratch removers or polishes. Discoloration from UV exposure or chemical reactions may be reduced by using specialized acrylic or mild abrasive cleaners. Follow the manufacturer’s instructions and gently work on the discolored areas using a soft cloth or sponge.
Following these maintenance tips can help preserve the clarity, integrity, and appearance of acrylic tubing products over time.
Acrylic Tubing: Final Thoughts
Acrylic tubing is a versatile and popular material used in various industries due to its numerous advantages. Its optical clarity, durability, lightweight, and ease of fabrication make it an attractive choice for a wide range of applications.
The popularity of acrylic tubing is expected to continue to rise as more industries discover its benefits. From medical and scientific applications to creative displays and architectural designs, acrylic tubing has proven to be a reliable and flexible material.
About Petro Extrusions
Petro Extrusion Technologies parent company founded in 1955, has been family owned and operated since. Petro has become a leading NJ based manufacturer of custom and stock plastic tubing and profiles both here in the US and worldwide. Supplying industries like aerospace, medical, lighting, construction, military and packaging, Petro’s innovative approach to provide solutions to customer needs in a cost-effective and expeditious manner makes it the first choice of many global industry leaders. Some of those include Johnson & Johnson Family of Companies, Collins Aerospace, SpaceX, Caterpillar, Eaton, Phillips and Cooper-Crouse.
Despite the long list of global industry leaders, Petro Extrusion Technologies prides itself on treating every customer with the same quality, attention and affordability. From the inventor to the most sophisticated corporate structure, Petro has been and will continue to be an integral partner with all customers. With its in house Engineering and Design team, along with a superior Quality System and award winning Production Team, Petro is here to service all sectors of the economy with a wide variety of thermoplastic materials to satisfy countless markets and needs.
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