Description
The 3M 5571 Thermal Pad Roll is a soft, high-performance thermal interface material designed to efficiently transfer heat between electronic components and heat sinks. With a 1.5 mm thickness and a large roll size (300 mm width x 20 m length), it is ideal for both small-scale and bulk industrial use. Its excellent conformability ensures superior thermal management.
Product Full Technical Information
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Brand: 3M
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Model: 5571
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Product Type: Thermal Interface Pad
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Thickness: 1.5 mm
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Width: 300 mm
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Length: 20 m
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Thermal Conductivity: ~2.0 W/m-K (approx.)
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Material: Acrylic elastomer with ceramic fillers
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Color: Grey
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Operating Temperature Range: -40°C to +150°C
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Adhesive Type: Non-adhesive / pressure-sensitive options available
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Conformability: Excellent for uneven surfaces
Product Category
Thermal Interface Materials (TIMs) – Thermal Pads
What is a Thermal Pad?
A thermal pad is a soft, thermally conductive material used to fill air gaps between heat-generating parts and heat sinks. It enhances surface contact, ensuring reliable heat transfer. Thermal pads are essential in electronics, LED systems, and automotive components.
Product Features
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1.5 mm thickness for improved gap filling
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Reliable thermal conductivity for effective heat dissipation
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Soft, flexible, and conformable to uneven surfaces
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Stable performance across a wide temperature range
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Large roll size for bulk manufacturing and assembly lines
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Provides electrical insulation while transferring heat
Benefits
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The 3M 5571 Thermal Pad Roll ensures efficient thermal management, extending the lifespan and stability of sensitive components. Its softness and flexibility make it easy to apply, while its reliable performance reduces the risk of overheating in critical systems. A cost-effective choice for bulk users, it balances performance and convenience.
Bullet Points:
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Extends equipment life by preventing overheating
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Easy to cut, shape, and apply
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Supports large-scale production with 20 m roll
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Provides both insulation and thermal performance
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Trusted 3M quality ensures reliability
Applications
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Power supplies and inverters
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Automotive ECUs and electronics
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LED modules and lighting systems
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Servers, CPUs, and GPUs in computers
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Communication and telecom equipment
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Industrial electronics and appliances
How to Use
Cut the thermal pad to the required size and place it between the component and heat sink. Ensure surfaces are clean, dry, and dust-free before application. Press gently to create full contact for optimal heat transfer. Avoid overstretching or folding the pad during installation.
Cautions
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Do not apply excessive force or sharp bends.
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Ensure compatibility with application temperatures.
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Store in a cool, dry environment.
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Use only with clean surfaces for maximum efficiency.
Why You Should Buy
If you’re looking for a reliable thermal interface solution, the 3M 5571 Thermal Pad Roll is an excellent choice. It combines high thermal conductivity, flexibility, and bulk convenience, making it ideal for both manufacturers and engineers. Backed by 3M innovation, it guarantees durability and performance.
Where and Who Uses It
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Industries: Electronics, Automotive, Telecom, Lighting, Industrial Manufacturing
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Users: OEMs, R&D labs, engineers, repair technicians, bulk production units
About the Manufacturer
3M is a global leader in advanced materials, delivering innovative solutions across industries including electronics, healthcare, automotive, and industrial applications. With over a century of trust and expertise, 3M ensures reliability, safety, and performance in all its products.










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