High Density Thermal Heat Insulation Glass Wool Blanket Glassfiber
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Product Highlights
- Comprehensive Certifications: ASTM, CE, and ISO certified for global compliance and quality assurance.
- Superior Fire Safety: Class A non-combustible material with excellent flame retardant properties.
- Customizable Dimensions: Length is fully customizable while width options include 1200mm or 600mm.
- Moisture and Mold Resistant: Anti-bacterial, anti-mold, and moisture-proof design ensures a healthy environment.
- Versatile Surface Options: Available with plain, aluminum foil, or kraft facing to suit various project needs.
- Flexible Installation: Soft texture allows easy cutting and simple construction with basic tools.
- Lightweight Construction: Low bulk weight density (12-48kg/m3) reduces structural load significantly.
Product Attributes
- Customization
- Available
- After-sales Service
- Online Technical Support
- Certification
- ASTM, CE, ISO
- Model NO.
- MY-1200*10000*40/GW
- Color
- Yellow/White/Brown
- Feature
- Durable, Flame Retardant, Heat Insulation, Moisture-Proof, Noise Reduction
- Water Content
- ≤1%
- Heat Conductivity
- 0.038-0.06(W/M·K)
- Water Resistance
- ≥98.2%
- Hygroscopic
- ≤5%
- Shot Content
- ≤0.3%
- Usage
- Exterior Tiles, Interior Tiles, Roof
- Diameter
- 7μm
- Material
- Glass Fiber
- Refractoriness
- 250℃
- Surface Treatment
- Plain/Aluminum Foil/Kraft Facing
- Apparent Density
- 12-48kg/M3
- Warranty
- One Year
- Transport Package
- Vacuumed Plastic/Plastic Bags/Woven Bags
- Specification
- L 7~30m * W0.6m/1.2m *Tkn 25~100mm
- Trademark
- MYREAL
- Origin
- China
- HS Code
- 7019190090
- Production Capacity
- 80000tons/Year
- Package Size
- 100.00cm * 30.00cm * 10.00cm
- Package Gross Weight
- 10.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High Density Thermal Heat Insulation Glass Wool Blanket Glassfiber
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Product Description
Glass wool is a kind of glass fiber and a kind of artificial inorganic wool. Adoping such natural ores as quarts sand, Iimestone ect as the main ingredients and then coordinating with some chemical materials such as Soda ash and borax etc, the glass is hence melted . under the melting condition, floccular fibril is made via external force and blow.The fly-over crossing is taken on between fibers and then they are intertwined. Thus many fine gaps are showed out. These gaps can be regarded as pore spaces. Therefore, the glass wool can be taken on as porous material with excellent thermal insulation and sound absorption performance.
Glass wool roll is consisted of long, resilient fibers bonded together with a thermosetting resin to form a lightweight, flexible glass wool blanket. The blankets can be supplied with a factory applied foil vapor barrier (FSK, Vinyl, Foil, WMP, and Kraft Facing) accordingly to project designs or customer's requirement. The blanket also be used as additional insulation to fill voids in walls and roofs of metal buildings.


| Product name | glass wool felt/blanket | Trademark | MYREAL |
| Thickness | 30-80mm | Average Fiber diameter | ≤7μ m |
| Specification | 10000mm*600mm*70mm | Color | yellow / coffee |
| Density | 12-48kg/m3 | Surface Treatment | Without Aluminum Foil |
| Thermal Conductivity | ≤0.043W/(m.K) (70±1ºC) | Water Content | ≤1% |
| MAX.Service Temperature | 250ºC | Transport Package | plastic bags |
| Reaction to Fire | Classification A Non-Combustible | HS Code | 7019809000 |
| Combustion performance class | ≥A(A2) | Production Capacity | 50000tons/Year |


ABOUT MYREAL
Born with high quality, MYREAL products are recognized by industry colleague. Besides our standard dimension, we also provide custom service as requirement.
Welcome to our website and contact us if you like more technical datasheet or other requirement.
(2) The texture of the glass wool felt is soft and can be cut at will.
(3) The construction of the glass wool felt is simple and can be completed with simple tools.
(4) Our glass wool felt has good sound absorption performance.
(5) Our glass wool felt belongs to A class fire insulation materials, fire performance is superior.
(6) Our glass wool felt is a low bulk weight insulation material.
(7) Our glass wool felt insulation effect is good.



Q1 : What is your lead time?
A1 : It usually needs about 15- 20 days after receiving the PO.
Q2 : Do you provide free samples?
A2 : Yes, free samples are available, generally speaking, the buyer shall bear all the delivery cost.
Q3: Is your product size fixed?
A3:No, product's width is fixed which is 1200mm or 600mm, product's length is not fixed, it is customized.
Q4 : What is your payments terms?
A4 : We can accept 50% deposit, 50% balance to be against the BL copy or by TT, or other payment terms.
Our Services
a.Your inquiry related to our product or prices will be replied within 24 hours.
b.Strict quality control,competitive prices and fast delivery will be shown for you.
c.We can provide the free samples or provide the products according clients' special requirements.
d.Many years of skillful experience in manufacturing, sales,exporting and shipping service.
e.International Business Experience and After-sale Service Make You and Us Better!
f.Friendly,Efficiently,Professionally,Honestly!
g.Better products,Better Prices,Better Services!
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR254715". Items marked "" are certified.
Company Profile
Myreal Energy Saving (Shanghai) Co., Ltd. - Integrated Insulation Supplier & System Solution Provider
Founded in May 2014, Myreal Energy Saving (Shanghai) Co., Ltd. is a professional integrated supplier of thermal insulation materials and a total solution provider for insulation systems. We combine extensive product resources with engineering expertise to deliver tailored, high-performance insulation solutions across industries.
With over 15 years of collective experience in insulation materials and engineering, our team brings deep technical knowledge, strong industry connections, and a forward-looking approach. We continuously track global insulation trends and invest in emerging technologies and innovative products-driving progress within the industry and offering our clients cutting-edge, reliable solutions.
As an authorized distributor of world-leading brands-including Armacell (flexible foam rubber insulation), Owens Corning (glass wool), and Cherry Blossom rock wool (ABM)-we also partner with well-known domestic manufacturers to supply a full spectrum of thermal and acoustic insulation materials. Armacell, the inventor of flexible foam rubber, is a global benchmark in insulation; Owens Corning, a global leader in glass fiber technology and building materials, delivers high-performance glass wool solutions trusted worldwide. Our product portfolio now comprises over ten categories: Foam rubber (elastomeric foam), glass wool, rock wool, foam glass, ceramic fiber, calcium silicate, XPS, EPS, PU/PIR, nano-porous aerogel, ceramic insulation board, and more. These solutions serve a wide range of sectors-civil and industrial construction, petrochemicals, marine, automotive, pharmaceutical, semiconductor, data centers, and beyond.
Our track record speaks to our capability. Since 2019, we have been the core Armacell supplier for the HVAC water and air systems at the Tesla Gigafactory in Shanghai, consistently delivering high-quality elastomeric foam insulation through 2022, with cumulative supply exceeding 10, 000 cubic meters. We are a trusted partner to leading engineering and construction firms such as China Construction Installation Group, China Construction Eighth Engineering Division, China Construction Third & Fourth Engineering Bureaus, Shanghai Construction No. 5 Construction Group, China Electronics System Engineering No. 4 Construction Co., Shanghai Baoye Group, China Fifth Metallurgical Group, and numerous specialized subcontractors. To each collaboration we bring responsive supply chain management, rigorous quality assurance, and proactive technical support.
Our name, MYREAL, is inspired by the Chinese transliteration "Mai Rui"-it embodies real, reliable and responsible. True to our name, we operate with transparency, honesty, and a commitment to mutual benefit. We actively engage with developers, consultants, cost engineers, design institutes, and contractors, building long-term partnerships based on trust and shared success.
Real. Reliable. Responsible.
These three words define who we are and how we work. We deliver genuine products, dependable performance, and accountable service-every time.
We look forward to connecting with you, advancing the application of state-of-the-art insulation technologies, preserving precise temperature control, and contributing to a more energy-efficient and sustainable world.
About Our Factory & Business Background
- Address
- Building 2-109, Jinglian Rd. No. 398, Minhang District, Shanghai, China
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Pc
-
Supply Chain Partners
- 25
Our Production Capability & Technical Expertise
- Main Products
- Foam Rubber, Glass Wool, Rock Wool, Foam Glass, XPS, Ceramic Fiber Insulation, Ceramic Insulation Board, Calcium Silicate, PU/PIR, EPS
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Full Customization, Customization from Designs, Minor Customization, Flexible customization
-
OEM Service Available
- Yes
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 11 Years
-
Main Markets
- Europe, Southeast Asia/ Mideast, Africa, Australia
-
Repeat Buyers Choice
- 50%~80%
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- Yes
FAQ
- What is your lead time?
- It usually needs about 15- 20 days after receiving the PO.
- Do you provide free samples?
- Yes, free samples are available, generally speaking, the buyer shall bear all the delivery cost.
- Is your product size fixed?
- No, product's width is fixed which is 1200mm or 600mm, product's length is not fixed, it is customized.
- What is your payments terms?
- We can accept 50% deposit, 50% balance to be against the BL copy or by TT, or other payment terms.
- How quickly will you reply to inquiries?
- Your inquiry related to our product or prices will be replied within 24 hours.
- What is the maximum service temperature?
- The maximum service temperature is 250 degrees Celsius.
- What are the available surface treatments?
- Options include plain, aluminum foil, and kraft facing.
- Do you offer OEM services?
- Yes, we offer full customization, customization from designs, and minor customization.
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