Angelus Porcelain Etchant - 10% Hydrofluoric Acid

1. Conditioning of metal free restorations fabricated with porcelain (ceramic) before cementation with resin.
2. Conditioning of porcelain fragments before bonding or repair with composite resin

10% Hydrofluoric acid

Instructions:

A. CEMENTATION OF ALL-PORCELAIN RESTORATIONS

1. Isolate the external surface of the porcelain restoration with a thin layer of wax.
2. Etch the internal surface with Angelus® Porcelain Etchant (10% HydrofluoridrIc Acid) for 1 minute*. Wash abundantly with water and dry thoroughly. *Leucite-based porcelains are etched only for 20 (twenty) seconds.
3. Apply SILANE ANGELUS® on the etched surface for 1 minute and gently dry with air.
4. Proceed with cementation using a resin cement, according to the manufacturer’s instructions of the cement.

B. PORCELAIN REPAIR

1. Make a 2 to 3 mm bevel at the fractured area and wash with an air/water spray.
2. Etch the beveled area with Angelus® Porcelain Etchant (10% HydrofluorIdric Acid) for 1 minute. Wash abundantly with water and dry thoroughly.
3. Apply SILANE ANGELUS® for 1 minute and gently dry with air.
4. Apply bonding agent and a restorative composite resin, according to the manufacturer’s instructions.

Storage:
Store the product in a dry place protected from light.