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Master Bond adhesives

Vibrantz Technologies CF 7570 Low-Temperature Sealing
Categories: Ceramic; Glass

Material Notes: VITREOUS
Typical Powder Form: VSD

Ferro's line of low-temperature sealing glasses are comprised of lead-borate (vitreous) and lead-zinc-borate crystallizing glasses formulated to meet specific thermal expansion requirements. Uses include hermetic and compression sealing of IC packages, plasma displays, CRTs, ferrites, fiber optics, as well as other ceramic, metal and glass substrate materials.

Information provided by Ferro Corporation

Ferro Corporation is now a part of Vibrantz Technologies.

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Physical PropertiesMetricEnglishComments
Density 5.42 g/cc0.196 lb/in³
Particle Size >= 16 µm>= 16 µm50% of particles
 <= 75 µm<= 75 µm
 
Mechanical PropertiesMetricEnglishComments
Heat Seal Strength Initiation Temperature 530 °C986 °F15 min
 
Thermal PropertiesMetricEnglishComments
CTE, linear 9.40 µm/m-°C5.22 µin/in-°Fat Set Pt.
 8.45 µm/m-°C
@Temperature 260 °C
4.69 µin/in-°F
@Temperature 500 °F
Softening Point 447 °C837 °F
Annealing Point 376 °C709 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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CFERR23 / 837

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