Thermal - Adhesives, Epoxies, Greases, Pastes

Image Part Number Description / PDF Quantity Rfq
TGPK27P

TGPK27P

t-Global Technology

PHASE CHANGE STICK PINK 27G

0

TG-PP10-500

TG-PP10-500

t-Global Technology

ONE-PART THERMAL PUTTY 500G POT

0

TG-NSP-60 1OZ

TG-NSP-60 1OZ

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NON-SILICONE PUTTY 6 W/MK 1OZ

0

TG-NSP50-1LB

TG-NSP50-1LB

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NON-SILICONE THERMAL PUTTY 1LB D

11

S606C-30

S606C-30

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SILICONE THERMAL GREASE 30G JAR

103

TG-NSP35LV-4OZ

TG-NSP35LV-4OZ

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NON-SILICONE THERMAL PUTTY 4OZ L

20

TG-PP10-50

TG-PP10-50

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ONE-PART THERMAL PUTTY 50G POT

46

TG-NSP50-30CC

TG-NSP50-30CC

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NON-SILICONE THERMAL PUTTY 30CC

18

TG-NSP80-4OZ

TG-NSP80-4OZ

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NON-SILICONE PUTTY 4OZ GREY

14

TG-S808-30

TG-S808-30

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THERMAL GREASE 30G GREY

23

TG4040-D-30CC

TG4040-D-30CC

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SILICONE PUTTY IN 30CC SYRINGE

45

TG4040-2K-50CC

TG4040-2K-50CC

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LIQUID TIM 50CC SYRINGE

95

S606P-50

S606P-50

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SILICONE THERMAL GREASE 50G JAR

7

S606-1000

S606-1000

t-Global Technology

SILICONE THERMAL GREASE 1KG

0

S606A-ULR-1OZ

S606A-ULR-1OZ

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NON-SILICONE THERMAL GREASE

3

S606B-1000

S606B-1000

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SILICONE THERMAL GREASE 1KG

0

TG-PP10-30

TG-PP10-30

t-Global Technology

ONE-PART THERMAL PUTTY 30G POT

54

TG-NSP35-30CC

TG-NSP35-30CC

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NON-SILICONE PUTTY 30CC GREY

15

TG-NSP35-1LB

TG-NSP35-1LB

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THERMAL NON-SILICONE PUTTY 1LB

5

TG-NSP35LV-1LB

TG-NSP35LV-1LB

t-Global Technology

NON-SILICONE THERMAL PUTTY 1LB L

19

Thermal - Adhesives, Epoxies, Greases, Pastes

1. Overview

Thermal interface materials (TIMs) are specialized substances designed to enhance heat transfer between mating surfaces. These materials fill microscopic air gaps and reduce thermal resistance in electronic, mechanical, and industrial systems. With increasing power densities in modern devices, effective thermal management has become critical for reliability, performance, and longevity.

2. Main Types & Functional Classification

TypeFunctional CharacteristicsApplication Examples
Thermal AdhesivesPermanently bond surfaces while conducting heat. Available in conductive/dielectric variants.CPU heatsink bonding, LED module assembly
Epoxy SystemsTwo-part compounds with high structural strength and thermal conductivity.Power module encapsulation, motor controller assembly
Thermal GreasesNon-curing compounds with optimal gap-filling properties.GPU cooling, automotive sensor mounting
Phase Change MaterialsTemperature-activated compounds that optimize interface at operational temperatures.Server processors, high-frequency amplifiers

3. Structure & Composition

Typical formulations include:

  • Base Materials: Silicones, epoxies, polyurethanes, or acrylates
  • Fillers: Aluminum oxide, boron nitride, silver, or graphene for conductivity
  • Additives: Rheology modifiers, adhesion promoters, and antioxidants

Material microstructure is engineered to balance thermal performance with mechanical compliance.

4. Key Technical Specifications

ParameterSignificanceTypical Range
Thermal ConductivityPrimary measure of heat transfer efficiency1-8 W/m K
Operating TemperatureDetermines application environment suitability-50 C to 200 C
ViscosityAffects application method and gap coverage500-500,000 cP
Dielectric StrengthElectrical insulation capability5-30 kV/mm
Curing Time/TemperatureProduction process compatibilityRoom temp-150 C

5. Application Fields

  • Consumer Electronics: Mobile devices, gaming consoles
  • Automotive: EV battery packs, power electronics
  • Industrial: Power supplies, laser systems
  • LED Lighting: Heat spreader attachment
  • Aerospace: Avionics thermal management

6. Leading Manufacturers & Products

ManufacturerKey ProductsSpecialty
3MTC-2810 AdhesiveHigh-conductivity die attach
DowSYLGARD 8660Low-outgassing space applications
HenkelBerger TIM 880Phase-change processor pads
Master BondEP42HT-2AOTwo-part conductive epoxy

7. Selection Guidelines

Key considerations:

  • Thermal requirements vs. operating conditions
  • Material compatibility with substrates
  • Production process integration (curing, dispensing)
  • Long-term stability under thermal cycling
  • Cost-performance tradeoff analysis

Case Study: A server manufacturer reduced CPU operating temperatures by 12 C by switching from standard grease to a phase-change material with optimized melt profile.

Industry Trends

Emerging developments include:

  • Nano-enhanced composites achieving >10 W/m K
  • UV-curable formulations for faster processing
  • Low-VOC water-based systems for environmental compliance
  • Smart materials with temperature-dependent conductivity
  • Increased demand from EV battery thermal management systems
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