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Master Bond adhesives

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SunChemical Gwent C70709D21 Silver Ink  (discontinued **)
Categories: Fluid; Other Engineering Material; Ceramic/Metallic Coating

Material Notes: Silver Ink C70709D21 is designed as a top coat for Silver Zinc Ink C70709D22 when printed on PTC ceramics. The C70709D22 should be dried and coated with the C70709D21 before the final drying and firing.

The ink is in a ready to use form at a viscosity suitable for automatic or semiautomatic screen printing. The ink should be gently stirred before use avoiding introduction of air bubbles.

Information provided by Gwent Electronic Materials Ltd.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Particle Size 3.0 µmMain Break; Fineness of Grind
 5.0 µm3rd Streak; Fineness of Grind
Viscosity 15600 cP
@Shear Rate 230 1/s,
Temperature 25.0 °C
Haake VT550 cone and plate viscometer (PK1.1°)
Storage Temperature 20.0 °C
 
Electrical PropertiesOriginal ValueComments
Surface Resistivity per Square 0.0055 ohmfired; 20.7 microns thick
 
Processing PropertiesOriginal ValueComments
Processing Temperature 120 - 150 °C
Cure Time 0.167 - 0.25 hour
Shelf Life 3.00 Month
 
Descriptive Properties
Coverage cm2/g150230 mesh stainless steel screen
Printing Mesh counts/inch180 to 340stainless steel or polyester screens

**
Materials flagged as discontinued () are no longer part of the manufacturer’s standard product line according to our latest information. These materials may be available by special order, in distribution inventory, or reinstated as an active product. Data sheets from materials that are no longer available remain in MatWeb to assist users in finding replacement materials.

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