Quick Engineering Selector

Compare Thermal Interface Materials and Electronic Adhesives

Start with the physical interface and production method. Final approval should use representative substrates, geometry, cure and environmental exposure.

Review RFQ inputs
Famille de matériauxBest starting point whenKey variablesReview before approval
Pad thermiqueClean placement, gap accommodation and possible electrical isolation are required.Gap, compression, hardness, thickness and clamp force.Contact area, component load and dielectric integrity.
Matériau de remplissage liquideSurfaces are irregular, gaps vary or broad-area stress must remain low.Mix, deposit mass, spread, cure and containment.Voids, overflow, settling and assembly delay.
Pâte thermiqueA flat, clamped and serviceable interface can maintain a thin bond line.Volume, coverage, bond-line thickness and preload.Pump-out, migration, contamination and aging.
Phase change materialDry placement and a repeatable thin interface are preferred.Activation temperature, pressure and surface condition.Wetting, edge flow and reassembly behavior.
Adhésif thermiqueThe joint must permanently bond components and transfer heat.Chemistry, cure, bond line, modulus and preparation.CTE stress, trapped air, adhesion and rework.
Electronic adhesiveThe assembly needs bonding, sealing, potting, coating or underfill.Substrates, viscosity, cure access and flexibility.Shadow cure, shrinkage, cleanliness and aging.

Compare candidates at the actual gap and pressure. Bulk thermal conductivity alone does not predict final assembly performance.

Priority Applications

Thermal Management Materials for High-Reliability Electronics

Screen each material against the assembled heat path, mechanical stack and manufacturing process.

EV battery modules and energy storage thermal management assembly
EV + ENERGY STORAGE

Battery Modules and Cold Plates

Manage broad interfaces, gap tolerance, dispensing repeatability, vibration and thermal cycling.

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AI server GPUs and cold plate thermal interface application
AI + DATA CENTER

Interfaces GPU, HBM et plaques froides

Control thin interfaces, flatness, preload, hot spots, pump-out and serviceability.

Review AI server solutions
Power electronics module requiring thermal interface and bonding materials
POWER ELECTRONICS

IGBT, MOSFET and Inverter Assemblies

Balance heat transfer, dielectric control, clamp load, power cycling and CTE movement.

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Engineering RFQ

Get a Material Recommendation

Share the information you already have. Haktak application engineering can use it to narrow the product family and recommend the most useful next test.

Project information
01Heat source and target temperature02Gap and contact area03Substrates and surface finish04Electrical requirements05Mechanical load and flexibility06Operating environment07Dispensing and cure capability08Sample and annual volume

Foire aux questions

Thermal Interface Materials and Electronic Adhesives FAQ

Which thermal interface material should I start with?

Start with the gap and assembly method. Choose a pad for clean preformed placement, a liquid gap filler for irregular gaps, grease for a thin clamped and serviceable interface, a phase change material for dry placement and in-service wetting, or a thermal adhesive when permanent bonding is also required.

Is the highest thermal conductivity always the best choice?

No. Final performance also depends on bond-line thickness, pressure, wetting, flatness, contact resistance, voids and aging. Compare thermal resistance at the actual joint conditions.

When should I choose a thermal pad instead of liquid gap filler?

A pad suits clean handling, controlled thickness and die-cut placement. A liquid gap filler is stronger when gaps vary, surfaces are complex or pad compression would create excessive component stress.

When is a thermally conductive adhesive appropriate?

Use one when the same joint must transfer heat and provide durable fixation. Validate cure, bond-line control, surface preparation, CTE stress and electrical behavior.

What information is needed to request a sample?

Share the heat path, gap, bond area, substrates, electrical requirement, operating environment, mechanical loads, dispensing preference, cure capability, sample quantity and annual volume.

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