DERIM STEELS

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.

TECHNICAL PROPERTIES Primer filler for vertical surfaces or for use on ceilings made from poured concrete or pre-slabs. Decorating filler, for smoothing over. Smooth, matt finish. Odour-free. COMPOSITION AND APPEARANCE. Solvents : Water. Filler : Calcium carbonates. Additives : Dispersing agent, bactericidal fungicide. Thickeners : Cellulosic, polyacrylates. Binders : Acrylic dispersing agent. Density : 1.86. Dry matter : 75%. TECHNICAL PROPERTIES • Fire classification: A2-S1, d0 SUITABLE SURFACES Interior : ideal for covering bricks, brick tiles, cement breeze blocks, cinder blocks, de-bubbling pre-slabs, shuttered concrete, aerated concrete, for redecorating stippled walls or old damaged surfaces. APPLICATION. • The first coat should be levelled out using 60 cm scraper or skimmed with a rule. • After drying, the second coat should be smoothed with a scraper. • After allowing to set slightly, squeeze the filler at a slight angle using a clean scraper.