TG-A3500 2mm | T-Global Technologyâ„¢

Silicone Gap Filler

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  • Thermal Conductivity = 3.5W/m.k
  • Hardness Shore OO = 35
  • Dielectric Breakdown Voltage = ≥13 kV/mm
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Stock sheet size: 31cm x 31cm

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Description

T-Global TG-A3500 is a high-performance thermal gap filler pad designed to provide efficient heat transfer between electronic components and heatsinks or enclosures. With a thermal conductivity of 3.5W/m-K, TG-A3500 ensures reliable thermal management across a wide range of applications, from power electronics to consumer devices.

This soft, compliant, and silicone-based gap filler is ideal for filling uneven surfaces and maintaining thermal contact without excessive pressure. TG-A3500 combines excellent thermal conductivity, mechanical compliance, and long-term reliability, making it a preferred solution for engineers seeking to improve heat dissipation in compact or irregular assemblies.

Optimised for performance, compliance, and ease of use, TG-A3500 thermal interface pads are used globally n industries such as automotive, telecommunications, and industrial electronics.

Benefits

  • Superior Thermal Conductivity (3.5 W/m·K): Enhances heat dissipation from heat-sensitive components.
  • Excellent Conformability: Fills gaps and irregular surfaces without damaging delicate components.
  • Easy to Handle and Apply

Features

Silicone-based, soft elastomeric material

  • for optimal compliance and thermal contact

Non-electrically conductive

  • ensuring electrical insulation with safe handling

Wide operating temperature range

  • typically -40°C to +150°C

RoHS and REACH compliant

  • meets global safety and environmental standards

Recommended Uses

  • Automotive ECUs, sensors, and battery modules
  • Telecom and networking devices such as base stations and routers
  • Power supplies, IGBT modules, and industrial motor drives
  • LED lighting systems requiring thermal management over large contact areas
  • Consumer electronics, including laptops, gaming consoles, and mobile devices

Typical Properties

Properties Unit TG-A3500 Tolerance Test Method
Thermal Conductivity W/m*k 3.5 ±10% ASTM D5470 Modified
Thickness mm<br>inch 0.5 ~ 11.0<br>0.0197 ~ 0.3149 -<br>- ASTM D374<br>ASTM D374
Colour – Yellow – Colorimeter CIE 1976
Flame Rating – V-0 – UL 94
Dielectric Breakdown Voltage KV/mm ≥13 – ASTM D149
Weight Loss % <1 – ASTM E595 Modified
Density g/cm³ 2.3 ±5% ASTM D792
Operating Temperature °C -50 ~ +180 – –
Volume Resistivity Ohm-m 8 x 10<sup>12</sup> – ASTM D257
Elongation % 80 – ASTM D412
Standard Format – Sheet – –
Hardness (Silicone Side) Shore OO 35 ±15 ASTM D2240





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