DOWSIL TC-5351 1kg Grey Thermal Conductive Grease Non-Curing Silicone Thermal Interface Material for Heat Sink and Power Devices

DOWSIL TC-5351 is a high-performance thermally conductive silicone compound designed for efficient heat transfer in electronic and industrial applications. It is widely used as a thermal interface material (TIM) between heat-generating components and heat sinks to improve cooling efficiency and system reliability.

This product offers excellent thermal conductivity, stable physical properties, and long-term performance without curing or drying out. It maintains consistent thermal contact over time, making it ideal for demanding applications where stable heat dissipation is critical.

Key Features

• High thermal conductivity for efficient heat transfer
• Non-curing silicone-based compound
• Excellent long-term thermal stability
• Low oil separation and reliable performance
• Good gap-filling capability for uneven surfaces
• Easy to apply and rework

Typical Applications

• Power electronics cooling systems
• CPU, GPU, and semiconductor devices
• LED lighting heat dissipation
• Automotive electronic modules
• Industrial power control equipment
• Heat sinks and thermal interface assemblies

Product Performance

DOWSIL TC-5351 Thermal Compound provides consistent thermal performance even under long operating cycles and elevated temperatures. It is designed to reduce thermal resistance between components, helping extend device lifespan and improve overall system efficiency.

Advantages for Industrial Users

Compared with conventional thermal pastes, TC-5351 offers better durability and stability under vibration, thermal cycling, and continuous operation. It is especially suitable for high-reliability industries such as automotive electronics and power modules.

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