Prisma Coat Decorative Plaster

Product Description

Prisma Coat Decorative is a polymermodified cementitious decorative finish for interior and exterior walls. It provides a smooth, durable, textured finish with good adhesion, weather resistance and easy workability.

Key Advantages

• Readytouse powder, only add water.
• Excellent adhesion to cement renders, concrete and blockwork.
• Crackresistant when applied according to instructions.
• Good workability and finishability for trowel, float or sponge textures.

Typical Product Data (Typical values)

• Recommended application thickness: 4–8 mm
• Pot life (mixed): 60–90 minutes at 23°C
• Touch dry: 1–2 hours (depending on temperature/humidity)
• Full cure: 7 days (mechanical properties continue to develop up to 28 days)

Test Standards

• Compressive strength: ASTM C109 / equivalent EN method
• Flexural strength: ASTM C348 / equivalent EN method
• Adhesion: EN 1542 (pulloff) or ASTM C1583
• Water absorption and durability: EN 1015 series or ASTM equivalents

Surface Preparation

1. Ensure substrate is sound, clean, dry and free of dust, oil, loose particles, laitance and curing compounds.
2. New concrete or cement plaster: allow at least 28 days curing, protect from rapid drying.
3. Repair cracks and honeycombs with appropriate repair mortar. Remove mould or algae; treat with biocide if required.
4. Steel and metal: remove rust, apply suitable primer.

Mixing Instructions

1. Use clean potable water and a clean mixing vessel.
2. Pour 80% of required water into drum; slowly add Prisma Coat Decorative powder while mixing with a lowspeed drill and paddle.
3. Add remaining water to obtain a lumpfree, homogeneous paste. Do not exceed recommended water.
4. Let stand for 2–3 minutes, remix and use within pot life.

Application

• Apply by stainless steel trowel, plastic float, or spray gun depending on finish required.
• For textured finishes use a sponge, brush or special float while material is still workable.
• Protect from rapid drying — mist cure or use wet hessian in hot/dry conditions.
• Do not apply at ambient or substrate temperatures below 5°C or above 35°C.

Curing

• Keep surface moist for at least 24–48 hours after application in hot/dry weather for best strength development.
• Protect from rain for first 6–12 hours (depending on weather).

Storage & Shelf Life

• Store in cool, dry place away from sunlight and moisture.
• Shelf life: 08 months in original unopened bags when stored dry.
• Do not store directly on ground; rotate stock (first in, first out).

Packaging

• 50 Polypropylene bag sealed with polyethylene liner.

Health & Safety

• Keep out of reach of children.
• Contains cemen, alkaline. Avoid contact with skin and eyes.
• Wear protective gloves, goggles and dust mask during mixing and application.
• In case of contact with eyes rinse immediately with plenty of water and seek medical advice.
• Do not ingest, if swallowed, seek medical attention.
• For full safety information refer to the Safety Data Sheet (SDS).

Disposal

• Dispose of contents/container in accordance with local regulations.