Flex YSZ

Flex YSZ


What is Flex YSZ?

Flex (YSZ) is a yttria stabilized, ultra thin, tough, flexible zirconia ceramic material in thin sheet form. Flex YSZ is manufactured under carefully controlled conditions using special doktor blade technology. With this technology sheets as thin as 0.05 mm thick and as large as 200 x 200 mm square can be manufactured. (Larger sizes require thicker material) Standard thickness are 0.100, 0.200 & 0.500 mm thick (.004", .008" & .020").

Flex YSZ is available as either partially or fully stabilized material.


For electronic substrates and other mechanical uses requiring high strength and fracture toughness, partially stabilized material containing 3 mole % yttria is recommended. For use in solid oxide fuel cells, oxygen sensors, and applications requiring high oxygen ion conductivity, fully stabilized 8 mole % yttria is used. Both materials are available with fine via holes, grooves and as polished substrates.

Flex YSZ Features



Flex YSZ3
  • Highly elastic and flexible ceramic made by forming zirconia into sheets of 0.05 to 1.0 mm in thickness, and having heat, corrosion, and abrasion resistance
  • High hardness and fracture toughness - three times higher in bending strength, two or three times in fracture toughness than alumina
  • Good elasticity and high flexibility for materials 0.05 mm thick. Strips are capable of bending to a radius of 8mm

Flex YSZ8
  • Excellent oxygen ionic conductivity at high temperatures, for uses as solidoxide fuel cell electrolyte and oxygen gas sensor
  • Offered in large size sheets.
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