Arc Straight alumina ceramic crucibles’ basic functions:
Name: straight alumina crucibles
Chemical Composition Al2O3 ≥ 99
R2O ≤ 0.2
Fe2O3 ≤ 0.1
SiO2 ≤ 0.2
Volume density (g/cm2) ≥ 3.80
Apparent porosity (%)<1
Bending strength (Mpa)> 350
Compressive strength (Mpa)> 12000
Dielectric constant Σ (1MHz) 2
The highest operation temperature (°C) 1800
Best roast container for making powder TV, rare earth materials, precious metals, and roasting high, medium and low ceramic capacitors, NTC, PTC piezoelectric ceramic and lithium cobalt oxide, lithium manganese oxide powder.

High temperature resistance, corrosion resistance, high strength and so on

We can provide all kinds of mill balls like stainless steel balls, zirconia balls, alumina balls, PU balls, steel carbon balls, tungsten balls, agate balls, hard metal balls, silicon nitride balls, high wear resistant steel ball, manganese steel balls, nylon balls, cemented carbide, crystal glass and other special metal materials.