TCC-20XX Series Thermal Grease

Silicone Rubber 

Silicone Additives 

Silicone Resin 

Silicone Fluid/Silicone Oil 

Silane & Siloxane & Silazane 

Phenyl Silicone Materials 

LED Encapsulation Materials 

Silicone Gel 

Thermal Conductive Silicone 

TCC-20XX Series Thermal Grease

TCC-20XX Series Thermal Grease is a high-performance single-component thermal conductive silicone grease. It features high thermal conductivity, low thermal resistance, high dielectric strength and outstanding long-term high-temperature resistance. Suitable for inverters, IGBTs and other applications, its various models cover low-to-high power scenarios and deliver excellent cost performance.

Features and Benefits

Features	Benefits
Thermal Conductivity higher to 6W/mK Thermal Resistance lower to 0.10 °C·cm²/W	Meet high-power thermal conduction requirements
Dielectric breakdown strength up to 8.5 kV/mm	Suitable for high-voltage application scenarios
Passes long-term high-temperature aging test with stable thermal performance. It maintains good wettability without cracking or sagging.	Achieve long-term reliable operation

Performance evaluation

Test Items	Test method	Unit	TCC-2030	TCC-2046	TCC-2050
Color	ASTM E284-97		White	White	White
One or Two Part			One	One	One
Thermal Conductivity	Hotdisk	W/mK	3.5	4.0	6.0
Thermal Resistance @40psi ~25N/cm²	ASTM 5470	°C·cm²/W	0.23	0.18	0.10
Bond Line Thickness @40psi ~25N/cm²	ASTM 5470	µm	44	44	50
Viscosity @Shear rate 10 (1/s)	ISO 3219	Pa.s	24	119	205
Viscosity @Shear rate 1 (1/s)	ISO 3219	Pa.s	102	307	419
Thixotropic Index (Vis. at low shear / Vis. at high shear)	ISO 3219		4.2	2.6	2
VoC (150°C x 24hrs, W%)	ASTM D972	%	0.3	0.21	-
Target Applications			3C/Industry/Auto	3C/Industry/Auto	3C/Industry/Auto
Com-Products DowSil®			TC-5351	TC-5121CLV/TC-5021	TC-5860
Com-Products ShinEtsu®			G755/G777	X32-8033/G751

Process

The TCC-2XXX series thermal greases are available in three grades with thermal conductivities of 3.5 W/m K, 4.6W/m· K and 6.0 W/m · K. Their viscosity and rheological properties deliver excellent process performance for screen printing, steel plate printing and automatic dispensing processes.

Features and Benefits

Performance evaluation

Process

Packaging and Shelf Life