Brady BT-8624: Tsoft3S-120 Thermally Conductive Material Gap Filler
Brady Tsoft3S-120 Thermally Conductive Material Gap Filler is a soft, thermally conductive material designed to manage heat in electronic applications.
Standardized laboratory test data measured in accordance with ASTM D 1000, ASTM D 2979, and ASTM D 2671.
Physical Property
Test Method
Standard Test Units (US)
Metric Units (SI)
Total Thickness
ASTM D 1000
120 mils (0.00120 in)
3.048 mm
Thermal Transfer Ribbon Compatibility
Official Brady recommended ribbons engineered for maximum contrast, smear resistance, and UL certification compliance.
Recommended Thermal Transfer
Non-printable hardware, tag, or pre-printed material.
* Note: Testing print permanence with official Brady ribbons is required to maintain UL/CSA agency certification on printed labels.
Chemical & Solvent Resistance Matrix
Standardized dip and rub immersion test observations across industrial fuels, oils, solvents, and cleaners.
No standardized ASTM chemical dip/rub test data is published on the official Brady TDS for BT-8624.
Environmental & Aging Durability Testing
Environmental Exposure Condition
Observation & Legibility Result
120 Thermally Conductive Material Gap Filler - Material Spec (Brady BT-8624)
Material family
BT-8624
120 Thermally Conductive Material Gap Filler is a soft, thermally conductive material designed to manage heat in electronic applications.
## Verified specifications
- Construction
Silicone binder, aluminum oxide and boron nitride filler, fiberglass reinforcement
Service temperature (min)
-60 °C
Verified Target Applications & Use Cases
Industrial rating plates, asset identification, and electrical component labeling.
Verified technical answers on physical adhesion, temperature thresholds, ribbon pairings, and replacement standards for BT-8624.
Brady BT-8624 is a high-performance Industrial substrate designed specifically for rating plates, asset tags, and industrial equipment identification. It features a Specialty adhesive engineered for long-term industrial reliability in environments requiring standard industrial operating range performance.
Brady BT-8624 is rated for continuous service temperatures from standard industrial operating range. In laboratory heat-aging tests, it maintains dimensional stability and barcode contrast across broad thermal cycles.
Need Custom Engineering Validation for Brady BT-8624?
Calculate conductor sizing, check chemical resistance charts, or find matching thermal transfer ribbons.