MCI ROCHA

TECHNICAL DEFINITION Ready-to-use coating paste coating specially formulated for use on tapered-edge plasterboard joints, to be used with jointing tape. The coating comes mixed : it is suitable for gluing and finishing the tape. COMPOSITION AND APPEARANCE Resin, water, calcium carbonate, preservatives and various additives. The paste is white in colour. TECHNICAL CHARACTERISTICS Cracking : Up to 5mm thickness with no cracking. APPLICATION Application is carried out manually, spreading the thinned the product with a coating knife across 10 or 15 cm, before laying the tape in position. In the event of projecting vertical angles, use reinforced tape (frame placed at the side of the panel). Apply tape to the internal ceiling corners, making sure that the concrete is free of any trace of forming oil. The surface must be dry and free of any type of powder or insufficiently adherent product.

SUITABLE SURFACES All types of tapered-edge, paper-lined plasterboard, with or without insulation (glass wool, rock wool, polystyrene). COVERINGS First undercoat for plasterboard. Smoothing compound. PACK SIZE Tubs of 5 and 25kg on covered pallet. STORAGE 9 months in unopened original packaging, away from frost and extreme heat. AMOUNT REQUIRED Approximately 500 g/m² of plasterboard. DRYING TIME The second coat can be applied 24-48 hours after the first, depending on the ambient conditions. RECOMMENDED APPLICATION Always leave a minimum gap of 20 cm between doors and windows and the first plasterboard joint.

COMPOSITION AND APPEARANCE Plaster-based powder coating containing calcium carbonate, resin, cellulose fibre and various additives. The mixed paste is white in colour. REFERENCE DOCUMENTS • DTU 25.41. Standard DIN 1168 • DTU 59.1: painting work • NF EN 13963 TECHNICAL CHARACTERISTICS • Granulometry: fine • Adhesion: complies with NFT 30 608 • pH: neutral APPLICATION • SEALING PLASTERBOARDS WITH ROUNDED EDGES Apply a first pass by filling the joint deeply, apply a second pass after 1 1/2 hours to smooth and finish the joint. Filling and bonding (if tape) in one pass. And finishing is possible in a single layer. • FILLING, ASSEMBLY, SEALING Dilute with 45% water. 2.2 l to 2.3 l water per 5 kg bag or 11 l to 11.5 l for 25 kg. Open bevelled cracks or rifts. Apply with a putty knife or spatula. Completely fill up the part to be filled, smooth carefully. Time of use: 45 min. Hardening: approx. 1 hour.

COMPOSITION AND APPEARANCE Powder filler based on plaster, calcium carbonate and various additives. The resulting paste is white. SUPPORT AGREED All types of interior substrates. COATINGS DTU 59.1. MATERIALS AVAILABLE DTU 59.1 TECHNICAL CHARACTERISTICS • Setting time : 2 hours • Particle size : fine SUITABLE SURFACES The substrates must be in conformity with DTU 59.1, i.e., clean, hard, free of dust and any trace of release agent. Scrape down, sand and wash old paint. USE CAUTION The temperature during application and drying must be between 5 and 30°C. Do not apply to a damp substrate. Do not use mix that has begun to harden. RATE TEMPERING Around 10 to 12 l of water per 25 kg sack. Mixing is preferably to be carried out mechanically. APPLICATION Application is to be carried out using a float, a knife or a putty knife for smoothing. For a decorative finish, use a roller, brush or sponge.