Thermal Insulation Rock Wool Tapes
Product Overview
Rock wool tapes offer exceptional thermal insulation, acoustic absorption, and fire resistance properties. They are widely used in industrial equipment, building walls, curtain walls, color steel sandwich panels, and other applications, particularly in high-temperature insulation systems.
Thanks to their dense structure, high strength, and ease of cutting, rock wool tapes demonstrate outstanding applicability and cost-effectiveness in fire separation systems, building energy efficiency retrofits, and high-temperature industrial insulation projects.
Key Features
Excellent Thermal Insulation
Low thermal conductivity effectively reduces energy loss, ensuring stable performance even in high-temperature environments.
Outstanding Fire Resistance
Classified as a Class A non-combustible material with a melting point exceeding 1000°C. Does not emit toxic smoke in the event of a fire.
Effective Sound Absorption
The high-density fibrous structure efficiently absorbs sound wave energy, providing significant noise reduction.
Water and Moisture Resistance
Treated with hydrophobic technology to prevent moisture penetration, ensuring long-term stability of insulation performance.
Easy Installation and Customization
Lightweight and uniformly shaped for easy manual cutting and installation, adaptable to complex structures.
Eco-Friendly and Safe
Asbestos-free and free from harmful emissions, making it safe for human health. Complies with EU RoHS and REACH directives.
Product Applications
Industrial equipment insulation
Building wall and curtain wall systems
Color steel sandwich panels
Fire separation and barrier systems
Energy-efficient building retrofits
High-temperature pipeline and equipment insulation
Technical Support & Customization
We provide tailored solutions, including:
Custom sizes and densities
Technical guidance for installation
Project-specific material recommendations
For detailed specifications, samples, or project collaboration, contact our technical team for professional support and reliable service.

Technical Parameters
|
Product Performance |
Unit |
Density |
STD |
|||
|
80 |
100 |
120 |
||||
|
Combustion performance |
/ |
Non-combustible material class А1 |
GB/8624 |
|||
|
Compressive strength (10% deformation) |
kPa |
≥40 |
GB/T 25975 |
|||
|
Tensile strength |
kPa |
≥100 |
GB/T 25975 |
|||
|
Hydrophobicity |
% |
≥98.0 |
GB/T 25975 |
|||
|
Melting temperature |
℃ |
>1000 |
GB 8624 |
|||
|
Acidity coefficient |
/ |
≥1.8 |
DB 37/T1887-2011 |
|||
|
Mass hygroscopicity |
% |
≤1.0 |
GB/T 25975 |
|||
|
Thermal conductivity (average temperature) |
W/(m.k) |
≤0,046 |
GB/T 25975 |
|||
|
Dimension stability |
% |
≤1.0 |
GB/T 25975 |
|||
|
Water absorption (partially submerged) |
Kg/m2 |
Short-term (24h) ≤ 0.5 Long-term (28d) ≤ 3.0 |
GB/T 25975 |
|||
|
Short-term (24h) ≤ 0.5 Long-term (28d) ≤ 3.0 |
||||||
|
Thickness deviation |
mm |
±2 |
GB/T 25975 |
|||
|
Right Angle Deviation |
Mm/m |
≤5 |
GB/T 25975 |
|||
|
Flatness deviation |
mm |
≤6 |
GB/T 25975 |
|||
|
Uniform burning performance |
Wire Shrinkage |
% |
(750℃, 0.5h) ≤ 8 |
JGJ 289-2012 |
||
|
Quality loss rate |
% |
(750℃, 0.5h) ≤ 10 |
||||
Standard Specifications
Dimensions: Length 1200mm × Width 100mm/150mm/200mm
Thickness: 30mm, 40mm, 50mm, 60mm, 80mm
Length, width, and thickness can be customized according to customer needs.
Application Areas
(1) Building Wall Insulation
Used for interior and exterior wall insulation, roof insulation, and insulation of basement and floor structures.
(2) Curtain Walls and Fire-Resistant Separators
Used as fire-resistant separation layers in high-rise building curtain wall systems to prevent the spread of flames.
(3) Industrial Equipment Insulation
Applied for insulation of high-temperature boilers, heating furnaces, chimneys, reaction towers, storage tanks, and other equipment.
(4) Cold Chain and Cleanroom Engineering
Widely used in cold storage, food workshops, pharmaceutical workshops, and other places with high temperature control requirements.
(5) Pipeline and Container Fireproof Insulation
Used as a key fire-resistant insulation material in large-scale chemical plants and energy systems.

Installation and Storage Guidelines
Ensure the substrate is dry and clean before installation.
Installation methods include adhesive bonding, mechanical fastening, or anchor fixing.
Store in a dry, ventilated environment, protected from rain and prolonged direct sunlight.
When kept in intact packaging, the product can be stored for over 12 months.
Quality Certifications & Standards
✔ GB/T 11835: Rock Wool, Slag Wool, and Their Products for Building Applications
✔ EN 13162: Thermal Insulation Products for Buildings - Factory Made Mineral Wool (MW) Products
✔ ISO 9001: Quality Management System Certification
✔ CE Marking & FM Certification (for specific product models)
Environmental Sustainability
Rock wool tapes are manufactured from natural materials with low energy consumption during production. Waste generated is recyclable, and the product itself is non-toxic, harmless, degradable, and reusable, aligning with the principles of green building materials. As a sustainable alternative to traditional organic insulation materials, rock wool tapes are widely used in green building projects and energy-efficient retrofits.
Case Studies
Case 1: Large Commercial Complex in Southern China
Application: High-density rock wool tapes were used as fire barriers and curtain wall cavity fillers.
Scale: Total usage reached 8,000 m².
Outcome: The system significantly improved the building's fire resistance rating and achieved a Class A energy efficiency evaluation.
Case 2: Cold Chain Logistics Center in Central China
Application: Moisture-resistant rock wool tapes (density: 140 kg/m³, thickness: 50 mm) were installed in refrigeration areas requiring precise temperature control.
Result: Ensured long-term thermal efficiency and environmental compliance for the cold storage facility, with positive feedback from the client.

FAQ
Q1: What is the difference between rock wool tapes and rock wool boards?
A1: Rock wool tapes are typically narrow and elongated, making them more suitable for fire barriers, filling gaps in curtain walls, or addressing complex structural joints. In contrast, rock wool boards are generally used for large-area insulation on walls and roofs.
Q2: Is rock wool absorbent?
A2: When treated with hydrophobic agents, rock wool tapes exhibit excellent moisture resistance, with a water repellency rate of over 98%, making them suitable for humid environments.
Q3: Does the product have any odor or pose health risks?
A3: Rock wool tapes are free from asbestos and harmful substances. They do not emit formaldehyde or VOCs, ensuring safe use and no harm to human health.
Q4: Can custom sizes be ordered?
A4: Yes, we support customization of length, width, and thickness based on project requirements.
Q5: What is the service life of rock wool tapes?
A5: As an inorganic material, rock wool tapes have a service life of over 30 years. With proper installation and maintenance, their performance remains stable long-term.
For further information, samples, or quotations, please feel free to contact our product advisory team. We are committed to providing professional technical support and customized solutions.
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