Company News

TZP-ZrO2 and ZTA- performance parameters

发布时间：2014-11-30 点击量：

Table 3：TZP-ZrO2和ZTA-Zirconia toughened alumina ceramics performance parameters

Item	Test conditions and units	3y-TZP 氧化锆瓷	8y-TZP 氧化锆瓷	ZTA 25%ZrO₂	ZTA 25%ZrO₂
Static bending strength	室温Mpa	1100	300	700	800
Fracture Toughness	Mpa·m	≥7	≥1.5	≥5	≥5.5
Hardness	HRc	≥9.00	≥9.00	≥9.02	≥9.02
Elastic Modulus	Gpa	200	50	250	250
Bulk density	g/cm³	≥6.0	≥6.0	≥4.5	≥4.8
Coefficient of thermal expansion	200ºC×10^-6/ºC	10	10	9.2	8.5
Heat drawability	ºC	250	250	450	450
Water absorption	%	0	0	0	0