What Is Fiberglass Insulation Made Of? Composition Explained

2025-01-13

Discover what fiberglass insulation is made of with FUNAS. This essential guide explains its composition, featuring a blend of fine glass fibers that provide superior thermal efficiency and soundproofing. Perfect for eco-friendly construction, fiberglass insulation is crafted for durability and safety. Explore how this innovative material supports sustainable living and energy savings. Learn with FUNAS today.

What Is Fiberglass Insulation?

Stack of yellow wall heat insulation material.
Fiberglass insulation is one of the most used insulating materials in the present construction due to the ability to insulate against both thermal and sound. But what do they put into making this material? Now it’s time to look at what fiberglass insulation is made of, how it is made, and what it has to offer.

 

Benefits of Fiberglass Insulation

Fiberglass insulation is widely used for many reasons. It gives good thermal performance, which is useful in regulating temperature inside structures besides lowering the energy consumption. It is safer than most of the other insulation materials as it is resistant to fire since it does not spread flames or come up with toxic gases when exposed to heat. Further, fiberglass is acknowledged to have high sound-absorbing qualities and is thus useful in noise control. It also has the added benefit of being less costly and requiring less effort to install, making it a favorite with homeowners as well as builders.

 

What Is Fiberglass Insulation Made Of?

Anggu adhesive
Fiberglass insulation, in other words, simply consists of fine glass fibers. These fibers are made mainly from silica sand, which is mixed with other ingredients such as limestone, soda ash, borax, and other minerals to produce molten glass. This mixture is then spun into fine fibers, as the molten glass is literally spun through holes in a disk to form fibers similar to making cotton candy. These fibers are during production coated with a binder, commonly an organic material such as phenol formaldehyde, which assists in holding the fibers collectively and imparts the fluffy nature of the insulation.

 

How Is Fiberglass Insulation Made?

The fiberglass insulation manufacturing process can be described by the following steps: First of all, the primary materials are heated to temperatures of approximately 1450 degrees Celsius. This molten mixture is then extruded through small orifices in a high speed machine and drawn out into thin filaments. These fibers drop on a conveyor belt, where they are treated with a binder and then baked in an oven to set the structure of the insulation. The final product can be formed into batts, rolls, or loose fill according to the purpose of use.

 

Conclusion

Knowing what fiberglass insulation is made from not only helps explain this common product but also understands the usefulness of fiberglass for increasing the efficiency and comfort of buildings. For those who are in need of adequate insulation of homes or buildings, FUNAS Insulation has quality fiberglass products for sale that are durable and efficient. You can reach an insulation materials supplier today for a consultation on your project or to inquire about purchasing options that may suit your needs.

 

FAQs on Fiberglass Insulation

Q: Is fiberglass insulation safe to use?
A: When properly installed and not disturbed, fiberglass insulation is safe. However, during installation or if the material becomes damaged, it can release fibers that might irritate the skin or respiratory system. Protective gear like gloves, masks, and long-sleeved clothing is recommended during handling.
Q: Can fiberglass insulation be recycled?
A: Yes, fiberglass insulation can be recycled. Many manufacturers use recycled glass in their production processes, contributing to sustainability efforts.
Q: How long does fiberglass insulation last?
A: When installed correctly, fiberglass can last the lifetime of the building without significant degradation, although it's generally recommended to check for settling or compression over time
Tags
sealants adhesives
sealants adhesives
rubber foam
rubber foam
china rock wool insulation pipe
china rock wool insulation pipe
wholesale insulation material Mexico
wholesale insulation material Mexico
china 50kg rock wool blanket
china 50kg rock wool blanket
foam tube
foam tube
Recommended for you
polyurethane rubber sheet

Best Car Sound Insulation Material Suppliers List

Best Car Sound Insulation Material Suppliers List
wholesale rubber sheet

10 Best Industrial Rubber Sheet Manufacturers

10 Best Industrial Rubber Sheet Manufacturers
insulate pipes in attic

How to Insulate Pipes in Attic: Easy Steps for Energy Efficiency

How to Insulate Pipes in Attic: Easy Steps for Energy Efficiency
Black Rubber-plastic

2025 Tips: What is the Best Insulation for Pex Pipe

2025 Tips: What is the Best Insulation for Pex Pipe
Best insulation for pipes delivers long-lasting thermal protection, reducing heat loss and maintaining pipe efficiency.

How to Insulate Pipes: Effective Solutions for Long-Term Protection

How to Insulate Pipes: Effective Solutions for Long-Term Protection
Prdoucts Categories
FAQ
service
How does your technical support work?

Our technical support team is available to guide you through every stage of your project—from product selection and design to installation. We provide expert consultation to ensure that you get the best insulation solution for your needs and can assist with troubleshooting if needed.

What types of rubber foam insulation products do you offer?

We offer a wide range of rubber foam insulation products, including custom shapes and sizes, thermal and acoustic insulation solutions, and options with specialized coatings such as flame retardancy and water resistance. Our products are suitable for applications in HVAC, automotive, construction, and more.

What is your shipping and delivery process like?

We offer reliable logistics services for insulation material wholesale, both domestically and internationally. Our team ensures secure packaging, timely shipping, and real-time tracking so that your order reaches you in perfect condition and on schedule.

Can I request custom dimensions or properties for my insulation needs?

Yes, we specialize in custom solutions. Whether you need specific dimensions, thicknesses, densities, or additional coatings, we can work with you to manufacture insulation products tailored to your exact requirements of good materials for heat insulation.

FAQ
Can your insulation products be customized?

Yes, we offer customized solutions for insulation material wholesale to meet the specifications of your project, including custom specifications, sizes, foils and adhesives, colors, etc.

You might also like

Thermal insulation material fireproof adhesive 1
Thermal insulation material fireproof adhesive
Discover FUNAS Thermal Insulation Material Fireproof Adhesive, designed for superior protection and safety. Ideal for various applications, this advanced adhesive ensures excellent heat resistance. Trust FUNAS for quality and reliability. Enhance your building's safety with our state-of-the-art thermal insulation solution. Order today for unmatched performance and peace of mind.
Thermal insulation material fireproof adhesive
RUBBER PLASTIC INSULATION MATERIAL GLUE 1
Rubber Plastic insulation Material Glue
Introducing FUNAS Rubber Plastic Insulation Material Glue: the ultimate solution for effective insulation. Engineered for superior adhesion, this glue seamlessly bonds rubber and plastic, optimizing energy efficiency. Ideal for construction and HVAC projects, trust our premium formula to deliver lasting performance in diverse environments. Experience unmatched quality and reliability with FUNAS.
Rubber Plastic insulation Material Glue
rubber insulation sheet
Foam Phenolic Adhesive

This product has passed the national GB33372-2020 standard and GB18583-2008 standard. (The product is a yellow liquid.)

Anggu foam phenolic glue is a kind of glue with corrosion resistance, low odor, high strength and excellent brushing property. Can be sprayed for construction with fast surface drying speed, long bonding time, no chalking and convenient operation.

Foam Phenolic Adhesive
820 Pipe speci820 Pipe special adhesive 1al adhesive 1
820 Pipe special adhesive

This product has passed the EU REACH non-toxic standard, ROHS non-toxic standard. (The product is black glue.)

Anggu 820glue is a low-odor, high-strength quick-drying glue; Fast drying speed, long bonding time, no powder, non-toxic.

820 Pipe special adhesive
2025-04-21
Best Car Sound Insulation Material Suppliers List
Discover the leading car sound insulation material suppliers with our expert guide. FUNAS offers high-quality solutions for automotive noise reduction. Find the best materials and suppliers to enhance your car’s comfort and driving experience today.
Best Car Sound Insulation Material Suppliers List
2025-04-11
10 Best Industrial Rubber Sheet Manufacturers
Discover the top 10 industrial rubber sheet manufacturers with our comprehensive guide. Featuring industry leader FUNAS, our list highlights the best in quality and innovation. For businesses seeking durable and reliable rubber sheets, these manufacturers set the standard. Optimize your production with trusted names in the field. Explore our recommendations to find the perfect supplier for your needs.
10 Best Industrial Rubber Sheet Manufacturers
2025-04-10
How to Insulate Pipes in Attic: Easy Steps for Energy Efficiency
Discover effective ways to insulate pipes in your attic with FUNAS, enhancing energy efficiency and reducing utility costs. Our comprehensive guide provides easy, step-by-step instructions to help you protect your home from heat loss. Embrace sustainability and comfort, while safeguarding your plumbing. Learn more about how to insulate pipes in attic spaces today with FUNAS.
How to Insulate Pipes in Attic: Easy Steps for Energy Efficiency
2025-04-09
2025 Tips: What is the Best Insulation for Pex Pipe
Discover the best insulation for PEX pipe in our 2025 guide, presented by FUNAS. Learn about top materials and techniques to enhance energy efficiency and prevent heat loss. Whether you're upgrading or installing new systems, our expert tips ensure optimal performance for your piping needs. Explore now to find reliable solutions tailored to your requirements.
2025 Tips: What is the Best Insulation for Pex Pipe

Leave a message

Have any questions or concerns about our products? Please leave us a message here and our team will get back to you promptly.

Your queries, ideas, and collaboration opportunities are just a click away. Let’s start a conversation.

Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_373 not exceed 150 characters
Please enter your content not exceed 500 characters
Contact customer service

How can we help?

Hi,

If you are interested in our products / thermal insulation solutions or have any doubts, please be sure to let us know so that we can help you better.

Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_373 not exceed 150 characters
Please enter your content not exceed 500 characters
×

Get a Free Quote

Hi,

If you are interested in our products / thermal insulation solutions or have any doubts, please be sure to let us know so that we can help you better.

Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_373 not exceed 150 characters
Please enter your content not exceed 500 characters
×

Send my request

Hi,

If you are interested in our products / thermal insulation solutions or have any doubts, please be sure to let us know so that we can help you better.

Please enter your name not exceed 100 characters
The email format is not correct or exceed 100 characters, Please reenter!
Please enter a valid phone number!
Please enter your field_373 not exceed 150 characters
Please enter your content not exceed 500 characters
×
English
English
Spanish
Spanish
Portuguese
Portuguese
Russian
Russian
French
French
Japanese
Japanese
German
German
Italian
Italian
Dutch
Dutch
Thai
Thai
Polish
Polish
Korean
Korean
Swedish
Swedish
hu
hu
Malay
Malay
Bengali
Bengali
Danish
Danish
Finnish
Finnish
Tagalog
Tagalog
Irish
Irish
Arabic
Arabic
Norwegian
Norwegian
Urdu
Urdu
Czech
Czech
Greek
Greek
Ukrainian
Ukrainian
Persian
Persian
Nepali
Nepali
Burmese
Burmese
Bulgarian
Bulgarian
Lao
Lao
Latin
Latin
Kazakh
Kazakh
Basque
Basque
Azerbaijani
Azerbaijani
Slovak
Slovak
Macedonian
Macedonian
Lithuanian
Lithuanian
Estonian
Estonian
Romanian
Romanian
Slovenian
Slovenian
Marathi
Marathi
Serbian
Serbian
Belarusian
Belarusian
Vietnamese
Vietnamese
Kyrgyz
Kyrgyz
Mongolian
Mongolian
Tajik
Tajik
Uzbek
Uzbek
Hawaiian
Hawaiian
Current language: