Tflex™ HR6.5 Thermal Gap Filler

Laird Tflex™ HR6.5 Thermal Gap Filler is a thermal interface material with >6W/mK thermal conductivity and high recovery properties. This filler is designed to withstand cyclic gap changes caused by shock, vibration, or warpage, providing consistent thermal performance throughout the part's life. HR6.5 material provides minimal stress on components, is easily assembled, and, in many cases, can be reused after rework due to its good rebound capability. Laird Tflex HR6.5 Thermal Gap Filler offers a 1mm to 5mm thickness range, ceramic-filled silicon sheet construction, a UL 94V-0 flammability rating, and an operating temperature range of -50°C to +150°C.

Results: 22
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Material Thermal Conductivity Breakdown Voltage Color Minimum Operating Temperature Maximum Operating Temperature Length Width Thickness Flammability Rating Series Packaging
Laird Thermal Interface Products Thickness 3mm 457x457mm Grey 1In Stock
Rp25.762.371
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 457 mm 457 mm 3 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 4mm 457x457mm Grey 1In Stock
Rp33.388.803
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 457 mm 457 mm 4 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 2.50mm 457x457mm Grey 1In Stock
Rp21.948.971
Rp20.697.957
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 457 mm 457 mm 2.5 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 1.25mm 229x229mm Grey
10Expected 07/12/2026
Rp3.459.689
Rp3.074.606
Rp2.827.486
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 1.25 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 1.75mm 229x229mm Grey
10Expected 07/12/2026
Rp4.434.412
Rp4.018.691
Rp3.640.030
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 1.75 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 2mm 229x229mm Grey 8In Stock
Rp4.941.312
Rp4.490.734
Rp4.133.537
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 2 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 2.25mm 229x229mm Grey
10Expected 07/12/2026
Rp5.420.326
Rp4.962.226
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 2.25 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 2.50mm 229x229mm Grey
10Expected 07/12/2026
Rp5.897.872
Rp5.433.168
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 2.5 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 2.75mm 229x229mm Grey
10Expected 07/12/2026
Rp6.389.728
Rp5.905.577
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 2.75 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 3mm 229x229mm Grey
10Expected 07/12/2026
Rp6.886.538
Rp6.377.070
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 3 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 3.25mm 229x229mm Grey
10Expected 07/12/2026
Rp7.382.797
Rp6.849.112
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 3.25 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 3.50mm 229x229mm Grey
10Expected 07/12/2026
Rp7.881.075
Rp7.321.889
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 3.5 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 3.75mm 229x229mm Grey
10Expected 07/12/2026
Rp8.372.381
Rp7.793.014
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 3.75 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 4mm 229x229mm Grey
10Expected 07/12/2026
Rp8.804.612
Rp8.265.240
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 4 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 4.25mm 229x229mm Grey
10Expected 07/12/2026
Rp9.318.851
Rp8.760.765
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 4.25 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 4.50mm 229x229mm Grey
10Expected 07/12/2026
Rp10.044.802
Rp9.461.583
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 4.5 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 4.75mm 229x229mm Grey
10Expected 07/12/2026
Rp10.627.104
Rp10.029.391
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 4.75 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 5mm 229x229mm Grey
10Expected 07/12/2026
Rp11.428.274
Rp10.831.845
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 5 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 1mm 229x229mm Grey
10Expected 07/12/2026
Rp2.954.807
Rp2.602.930
Rp2.416.352
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 1 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 1.50mm 229x229mm Grey
5Expected 07/12/2026
Rp3.944.573
Rp3.546.282
Rp3.235.134
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 229 mm 229 mm 1.5 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 1.50mm 457x457mm Grey Lead-Time 8 Weeks
Rp14.326.575
Rp13.509.994
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 457 mm 457 mm 1.5 mm UL 94 V-0 HR6.5 Bulk
Laird Thermal Interface Products Thickness 2mm 457x457mm Grey Lead-Time 8 Weeks
Rp18.140.525
Rp17.106.728
Min.: 1
Mult.: 1
Gap Fillers / Gap Pads / Sheets Ceramic Filled Silicone 6.2 W/mK 7 kV Gray - 50 C + 150 C 457 mm 457 mm 2 mm UL 94 V-0 HR6.5 Bulk