Alumina, colloidal

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Alumina, colloidal

Alumina, colloidal

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50365-05 50365-06

100488-224EA 74.84 USD

100488-224 100491-404

Alumina, colloidal

Aluminium oxide

As an acidic dispersion, Colloidal Alumina is a chemical-mechanical action, that provides superior surfaces on germanium, silicon, gallium arsenide, zinc sulphide, fluorides, sapphire, ferrite's and silicon carbide. Low scatter finishes can be obtained on pure metals such as nickel, tungsten, copper, beryllium, steel and aluminum. Epoxy resin materials and plastics have also been successfully polished with this versatile colloidal dispersion.

pH: 3 - 3.5
solids: 20%
Viscosity: thixotropic.

Application:
Depending upon the application, Colloidal Alumina can be used full strength or diluted. Dilution up to 1:1 or higher with deionized water is recommended. Polyurethane and short nap cloths are recommended. However, most commonly used laps and pads are compatible with colloidal alumina.

Formula: Al₂O₃
MW: 101.96 g/mol
Boiling Pt: 2980
Melting Pt: 2045

MDL Number: MFCD00003424
CAS Number: 1344-28-1
Merck Index: 13,00355

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