427 Diamocolour is a high-quality, formaldehyde-free nitrocellulose single-pack pigmented lacquer designed for interior furniture, cabinetry, and shop fitouts. Available in a full color range in satin (30%), semi-gloss (50%), and gloss (100%), or can be individually matched as required. Diamocolour offers excellent durability and short recoat times, making it ideal for quick air-drying applications.
Key Features:
- Product: 427 Diamocolour 1k Pigmented Topcoat
- Standard Colours: Can be tinted to full color range (not metallic)
- Color Gloss Level: Available in gloss (100%), semi-gloss (50%), and satin (30%) (other gloss levels available upon request)
- Clear Gloss Level: Available in gloss levels of 100%, 50%, 30%, and 10%
- Thinning: TZ075 Lacquer Thinner (up to 30% by volume)
- Retarder: TZ14S Retarder (approximately 3-5%, maximum 10%)
- Drying Time: Tack free in 20-30 minutes; recoat in 2-3 hours (can be force cured in an oven at 40˚C for 20 minutes and recoated when the substrate reaches ambient temperature)
- Interior Exposure: Very good
- Exterior Exposure: Fair (6-12 months; coated articles should be protected from direct sunlight for extended durability)
- Yellowing: Typical of nitrocellulose lacquer
- Container Size: 4L, 20L
- Primer: Compatible with 427P Diamoprime
Coverage:
- Theoretical: 15-20 square meters per liter
- Practical: 6-8 square meters per liter (spray application)
Uses: Diamocolour is free from formaldehyde, isocyanates, and heavy metals. When used over 427P Diamoprime, the system is suitable for coating children’s toys and furniture. It is used as a quick air-drying lacquer over suitably prepared and primed timber substrates for interior furniture, cabinetry, and shop fitouts (not for wet areas). Exhibits short recoat times and tough, flexible films.
Application Instructions:
System 1:
- Prime with a suitable polyurethane or polyester basecoat and allow to cure as per manufacturer’s specification (60-80 micron dft).
- Sand with 320 grit paper and topcoat with 427 Diamocolour (40-60 micron dft).
- Allow the second coat to cure for at least 2 hours. Lightly sand with 320 grit paper and recoat as outlined in step 2.
- Note: Heavier coats will require longer recoat times. Force curing of Diamocolour at 40˚C will allow a recoat time of approximately 30 minutes.
System 2:
- Coat with 427P Diamoprime White Primer and allow for 2 hours cure.
- Coat with 427 Diamocolour to 40-60 micron dft.
- Allow the second coat to cure for at least 2 hours. Lightly sand with 400 grit and recoat with 427 Diamocolour if required.
- Note: Heavier coats will require longer recoat times. Force curing at 40˚C will allow recoat times of 30 minutes.
Precautions:
- Take care not to apply excessively high film builds to prevent defects.
- Coated articles should be protected from direct sunlight for extended durability.
- Not suitable for wet areas.
- Force curing at 40˚C may be required for shorter recoat times.
