high toughness, high-density and high hardness alumina, corrosion resistance and other characteristics of the new products

Strength, and aluminum zirconium as the perfect combination of grain, excellent wear resistance, especially for use in coatings, inks, agricultural chemical, mineral pigment grinding and dispersion. Applicable to the majority of sanding machine.

Features :Zirconia Toughened Alumina (ZTA) is a set mill referred super wear-resistant zirconium oxide, high toughness, high-density and high hardness alumina, corrosion resistance and other characteristics of the new products as a whole. Modest price of the product, the right density, excellent wear resistance. The application of occasions :Non-metallic mineral, paint, ink, paper, coatings, electronic materials, magnetic materials, dyes, food, medicine, etc. Specifications Spherical: φ0.2-25MM.

Physical parameters

Items
Compsision	wt%	20-80% ZrO2 80-20% AL2O3
Packed Density	Kg/L	2.5~3.3(Φ3mm)
Specific Density	g/cm3	4.1~5.5
Hardness(HV)	GPa	>8.5
Elastic modulus	GPa	200
Thermal Conductivity	W/m.K	3
Crushing Load	KN	≥2 (Φ2mm)
Fracture Toughness	MPam1-2	6.7
Grain size	µm	≤0.8
Thermal expansionCoeffcient(20-400 )°C)	10x10 -6 / °C(20-400)	7.0