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Dow Corning JCR 6140
| Category | Polymer , Adhesive , Thermoset , Silicone |
| Manufacturer | Dow Corning |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Dow Corning JCR 6140.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Two-part, transparent, medium modulus LED encapsulant with high transparency and medium viscosity.Information provided by Dow Corning
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.00 g/cc @Temperature 25.0 °C |
1.00 g/cc @Temperature 77.0 °F |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore A | 40 | 40 | |
| Tensile Strength, Ultimate | 2.500 MPa | 362.6 psi | |
| Elongation at Break | 110 % | 110 % | |
| Modulus of Elasticity | 0.00100 GPa | 0.145 ksi | |
| Shear Strength | 0.00965 MPa | 1.40 psi |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.399 | 1.399 | |
| 1.406 | 1.406 | ||
| 1.397 @Wavelength 1554 nm |
1.397 @Wavelength 1554 nm |
||
| Transmission, Visible | 90 % | 90 % | transparent; thickness not quantified |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 2.10e+14 ohm-cm | 2.10e+14 ohm-cm | |
| Dielectric Constant | 2.8 @Frequency 1.00e+6 Hz |
2.8 @Frequency 1.00e+6 Hz |
|
| Dielectric Strength | 0.339 kV/mm | 8.60 kV/in |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Cure Time | 60.0 min @Temperature 150 °C |
1.00 hour @Temperature 302 °F |
|
| Shelf Life | 6.00 Month | 6.00 Month |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Appearance | clear | |
| Mix Ratio (X:1) | 100 | Base to Catalyst ETN |
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