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Ferro CF 7570 Low-Temperature Sealing

Category Ceramic , Glass
Manufacturer Ferro Corporation
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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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
Physical Properties Metric English Comments
Density 5.42 g/cc
0.196 lb/in³
Particle Size >= 16 µm
>= 16 µm
50% of particles
<= 75 µm
<= 75 µm
Mechanical Properties Metric English Comments
Heat Seal Strength Initiation Temperature 530 °C
986 °F
15 min
Thermal Properties Metric English Comments
CTE, linear 9.40 µm/m-°C
5.22 µin/in-°F
at Set Pt.
8.45 µm/m-°C

@Temperature 260 °C
4.69 µin/in-°F

@Temperature 500 °F
Softening Point 447 °C
837 °F
Annealing Point 376 °C
709 °F
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