Rubber type

Thin Film With High Heat Conducting and High Electrical Insulation

Sarcon® Rubber type developed by our original studies are the epoch-making silicone rubber products with high insulative and thermally conductive properties as well as a high flame resistant or non flammable property.

Features
  • Has a thermal conductivity and excellent electrical insulation properties.
  • Available for tubes, tapes, Cases and Die-cut Gaskets shapes to meet various applications.
  • GTR, GHR, GSR, GAR; Heat conductive silicone rubber within Glass Fiber Cloth has excellent mechanical and physical characteristics.
  • UL94 V-0 certified.
  • Available with an Adhesive option.

Recommended Application
Rubber Type Recommended Application
Clamping Torque
Clamping Torque of Rubber TypeClamping Torque

Configuring a Part Number of Rubber Type
Rubber Type Configuring a Part Number of Rubber Type
Configuration

SARCON RUBBER TYPE’s versatility in thermal management applications is doubly enhanced by way of the variety of end-use configurations possible, and the many standard material formulations available in each.
The silicone rubber based materials offer other useful elements such as electrical insulation, protective covering and gasketing as integral features in most designs.

ColourFormHardness (IRHD)Thermal Conductivity (W/m-k) by using Hot Wire
TapeSheetTubeCase
TRGreenish Greyoxoo751.2
HRBrownoxoo851.7
GTRGreenish Greyooxx87 (20GTR)0.9
GHRBrownooxx92 (20GHR)1.4
GSRWhitexoxx90 (20GSR)2.9
GARWhiteooxx80 (20GAR)3.0
YR-aDark Greyoxox85-892.2
YR-bLight Greyoxox75-804.0
Typical Product Properties
Test PropertiesUnitGTRTRGHRHR
15GTR20GTR30GTR20T30T45T85T15GHR20GHR30GHR30H45H85H
Physical PropertiesAdhesive Coating AvailableRequestAvailableRequest
Reinforcement Glass Fiber ClothNoneGlass Fiber ClothNone
Thicknessmm0.150.20.30.20.30.450.850.150.20.30.30.450.85
Specific Gravity 2.22.22.22.32.32.32.32.42.42.42.42.42.4
HardnessIRHD87879274757575929295858585
Colar Greenish GrayGreenish GrayBrownBrown
 MPa71.953.930.84.74.854.852.339.222.44.855
Tensile Strengthpsi10,4267,8164,4666826967256967,5845,6843,248696725725
Elongation%2 or less2 or less2 or less781001001002 or less2 or less2 or less606060
Electrical PropertiesVolume ResistivityOhm-m1x10131x10131x10131x10131x10131x10131x10131x10131x10131x10131x10131x10131x1013
Breakdown VoltagekV / Thickness468910111536991014
Dielectric StrengthkV / Thickness467678102486710
  50Hz2.53.23.5 4.44.54.933.33.94.94.65.4
Dielectric Constant1kHz 1MHz2.53.23.5 4.44.54.933.33.94.94.55.7
  2.53.23.5 4.44.54.933.33.94.84.55.4
  50Hz0.0080.0070.007 0.0040.0040.0030.0150.0090.0060.0080.0070.004
Dissipation Factor1kHz 1MHz0.0040.0030.003 0.0020.0020.0020.0050.0030.0030.0040.0040.002
  0.0040.0040.003 0.0030.0030.0030.0030.0040.0040.0030.0030.002
Thermal PropertiesThermal ConductivityW/m-K0.91.21.4l7
Recommended Operating Temp.oc-40 to +150-40 to +150-40 to +150-40 to +150
OF-40 to +302-40 to +302-40 to +302-40 to +302
Flame RetardantUL94V-0V-0V-0V-0
Typical Product Properties Cont…
Test PropertiesUnitYR-aGSAGARYR-c
20Y-a30Y-a45Y-a85Y-a20GSR30GSR45GSR85GSR20GAR30GAR45GAR20Y-c30Y-c45Y-c
Physical PropertiesAdhesive Coating RequestAvailableAvailableReque st
Reinforcement NoneGlass Fiber ClothGlass Fiber ClothNone
Thicknessmm0 .20.30.450.850.20.30.450.850.20.30.450.20.30.45
Specific Gravity 2.62.62.62.61.71.71.71.72.92.92.92.82.82.8
HardnessIRHD8586898790909088808787758080
Colar Dark GrayWhiteWhiteLight Gray
 MPa14.24.54.6468 .64239.217.347.523.221.822.12.1
Tensile Strengthpsi2,0596526675809,9476,0905,6842,5086,8883,3643,161290305305
Elongation%507380803 or less3 or less3 or less3 or less3 or less3 or less3 or less506774
Electrical PropertiesVolume ResistivityOhm-m1x10121x10131x10131x10131x10131x10131x10131x10132x10152x10152x10151x10131x10131x1013
Breakdown VoltagekV / Thickness6101114610152010111271213
Dielectric StrengthkV / Thickness3781035710999599
  50Hz 6.26.362.633.23.72.43.449.6
Dielectric Constant1kHz 1MHz 5.85.95.72.633.23.72.43.33.98.5
   5.65.75.42.633.23.72.43.33.97.6
  50Hz 0.030.030.0280.0030.0020.0020.0010.0320.0260.0210.061
Dissipation Factor1kHz 1MHz 0.0250.0250.0230.00070.00050.00010.00040.0070.0070.0060.054
   0.010.010.010.00040.00030.00020.00090.0030.0040.0030.021
Thermal PropertiesThermal ConductivityW/m-K2.22.934
Recommended Operating Temp.oc-40 to +150-40 to +150-40 to +150-40 to +150
OF-40 to +302-40 to +302-40 to +302-40 to +302
Flame RetardantUL94V-0V-0V-0V-0

a) Some details of thickness
b) Hardness: The highest value by using IRHD.
c) Thermal Conductivity Measured by using Hot Wire method, refer to Fujipoly Test method “FTM P-1620”
d) Tensile Strength/ Elongation on TR , HR , YR-a , YR- c , according to ASTM 0 412.
e) Tensile Streng th / Elongation on GTR , GHR, GSR, GAR according to ASTM 01458, Fully Cured Silicone Rubber – Coated Glass Fiber Cloth

Clamping Torque versus Thermal Resistance
Clamping TorqueCalculated PressureGTRTRGHRHR
15GTR20GTR30GTR20T30T45T85T15GHR20GHR30GHR3 0H45H85H
0.29N-m
/0 22Ibf-ft
1.14MPa
/165.3psi
3.7
(0.58)
3.9
(0.60)
4.4
(0.68)
2.6
(0.40)
4.2
(0.65)
4.9
(0.76)
8.8
(1.37)
3.7
(0.58)
3.9
(0.61)
4.3
(0.67)
2.8
(0.44)
3.5
(0.54)
4.9
(0.76)
0.49N-m/0.36Ibf-ft1.90MPa
/275.Spsi
3.3
(0.51)
3.6
(0.56)
4.8
(0.66)
2.5
(0.38)
4.0
(0.62)
4,7
(0.73)
8.7
(1.35)
3.6
(0.55)
3.7
(0.57)
3.9
(0.61)
2.7
(0.42)
3.4
(0.52)
4.8
(0.74)
0.69N-m
/0.51lbf-ft
2.66MPa
/385.7psi
3.2
(0.50)
3.5
(0.54)
4.1
(0.64)
2.3
(0.36)
3.8
(0.59)
4.6
(0.71)
8.5
(1.32)
3.4
(0.53)
3.5
(0.54)
3.8
(0.59)
2.5
(0.39)
3.3
(0.51)
4.7
(0.73)
Clamping Torque versus Thermal Resistance Cont…
Clamping TorqueCalculated PressureYR-aGSAGARYR-c
20Y-a30Y-a45Y-a85Y-a20GSR30GSR45GSR85GSR20GAR30GAR45GAR20Y-c30Y-c45Y-c
0.29N-m
/0 22Ibf-ft
1.14MPa
/165.3psi
1.8
(0.28)
22
(0.34)
2.5
(0.39)
4.0
(0.62)
2.0
(0.31)
2.4
(0.37)
2.6
(0.40)
3.4
(0.52)
1.3
(0.20)
1.8
(0.28)
21
(0.33)
0.8
(0.12)
1.4
(0.21)
1.4
(0.22)
0.49N-m/0.36Ibf-ft1.90MPa
/275.Spsi
l.7
(0.27)
1.9
(0.30)
2.3
(0.35)
3.6
(0.56)
1.9
(0.30)
2.2
(0.34)
2.5
(0.39)
3.3
(0.51)
1.1
(0.17)
l7
(0.26)
1.9
(0.30)
0.6
(0.09)
1.0
(0.15)
1.1
(0.17)
0.69N-m
/0.51lbf-ft
2.66MPa
/385.7psi
l7
(0.26)
1.8
(0.28)
2.1
(0.33)
3.4
(0.53)
1.9
(0.30)
2.1
(0.33)
2.4
(0.37)
3.3
(0.50)
1.1
(0.17)
l.7
(0.26)
1.9
(0.30)
0.5
(0.08)
0.9
(0.14)
1.0
(0.15)

e) Measured by using Fujipoly Original (TO-3 package), refer to Fujipoly Test method “FTM P-3010”. See here

Test PropertiesTest Method
ThicknessASTM D374
Specific GravityASTM D792
HardnessASTM D792
Color TensileVisual
StrengthASTM D412 / 1458
ElongationASTM D412 / 1458
Volume ResistivityASTM D257
Breakdown VoltageASTM D149
Dielectric StrengthASTM D149
Dielectric ConstantASTM D150
Dielectric FactorASTM D150
Thermal ConductivityASTM D2326 (Hot Wire)
Recommended Operating Temp.(Recommended Temp.)
Flame RetardantUL94
Fujipoly: Thermal Interface Materials
ISO 9001:2015