Tputty ™ 403

Tputty ™ 403

One Part Liquid Dispensable Gap Filler

Tputty 403 is a single-part silicone-based thermal gap filler that is soft and low abrasion. Tputty 403 is ideal for applications where large or uneven gap tolerances are present. The soft and compliant nature of this material allows for the transfer of little to no pressure on mating parts. Tputty 403 provides excellent thermal performance and compliance.

Features and Benefits

  • Soft and compliant
  • Available in 75 cc, 180 cc, 360 cc and 600cc cartridges
  • Available in 13 and 20 kg pails


Automated PackagingAutomated Pad PlacementCustom AutomationCustom Product DevelopmentModelingPrototypingServiceTesting


Last Updated: 22/04/21

Technical Specification

Typical PropertiesColorWhite
Density (g/cc)2.50
Minimum Bondline Thickness (microns)50
Minimum Bondline Thickness (mm)0.05
Operating Temperature Max (Celsius)150
Operating Temperature Min (Celsius)-45
Outgassing CVCM (%)0.020
Outgassing TML (%)0.050
Shelf Life2 years from Date of Shipment
Thermal PropertiesThermal Conductivity (W/mK)2.30
Electrical PropertiesDielectric Constant4.90
Volume Resistivity1.00 x10^13 Ohm-cm
ComplianceROHS CompliantYes
UL Flammability RatingV-0


Last Updated: 22/04/21
Last Updated: 27/12/21
Last Updated: 27/12/21
Last Updated: 22/04/21




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