DOW CORNING® 1-2577
Conformal Coating
Product Information
1.TYPICAL PROPERTIES
Specification writers: These values are not intended for use in preparing specifications. Please contact your local Dow Corning sales representative prior to writing specifications on this product.
2.APPLICATIONS
• Designed to provide long term coating against moisture and atmospheric contaminants.
• Typical applications include: coating of thick film circuitry, porous substrates and printed circuit boards.
As supplied
Color Clear straw 0176
Non-volatile content 72 % 0208
Specific gravity at 23°C (73.4°F)
1.11 0001A D1298
Viscosity 750 mPa.s 0004 D445
Physical properties, cured 24 hours at 23°C (73.4°F) + 30
minutes at 80°C (176°F)
Durometer hardness, Shore D 24 0793 D2240
Tensile strength
3.0 MPa 0137A D412
Elongation at break 30 % 0137A D412
Electrical properties, cured 24 hours at 23°C (73.4°F) + 30
minutes at 80°C (176°F)
Dielectric strength,
1.5mm film 18 kV/mm 0114 D149
Permittivity at 100Hz
2.76 0112 D150
Dissipation factor at 100Hz 0.004 0112 D150
Volume resistivity 0.5x10¹¤ Ohm.cm 0249 D257
* CTM: Corporate Test Method, copies of CTMs are available on request.
ASTM: American Society for Testing and Materials.
