PPG bodywork varnish Kit D8131 + Slow hardener D8255

The PPG D8131 clearcoat + D8255 slow hardener kit is a high-performance UHS system intended for professional automotive repair work. It combines D8131 clearcoat with D8255 slow hardener, particularly suitable for high temperatures and work on large areas. Its simple 2:1 mixing ratio provides a glossy finish, excellent flow and even application.

Technical specifications

• Brand: PPG
• Range: Deltron
• Clearcoat: D8131 UHS Clearcoat
• Hardener: D8255 UHS Slow Hardener
• Type: Two-component UHS clearcoat kit
• Finish: Gloss
• Clearcoat volume: 5 L
• Hardener volume: 2.5 L
• Total volume: 7.5 L
• Mixing ratio: 2 volumes of clearcoat to 1 volume of hardener
• Hardener: Slow version for high temperatures
• Recommended operating temperature for D8255: above 30°C
• Dry film thickness: 50 to 60 µm
• Use: Automotive repairs, large areas and complete paint jobs

Kit contents

• 1 x PPG D8131: UHS Clearcoat 5 L
• 1 x PPG D8255: UHS Slow Hardener 2.5 L

Compatible products

• Slow hardener: PPG D8255
• High-temperature thinner: PPG D8746
• Waterborne matte basecoat: PPG Envirobase High Performance
• Solvent-based matte basecoat: PPG Deltron GRS
• Plasticizer: PPG D814 for compatible flexible substrates
• Texturing agents: PPG D843 and D844 depending on the desired finish

Advantages

• Slow hardener specially adapted to high temperatures
• Particularly suitable for large areas and complete paint jobs
• Simple 2:1 mixing ratio
• UHS clearcoat with high solids content
• Excellent gloss level
• Very good flow for a professional finish
• Working time suitable for applications carried out at high temperatures
• Can be applied in 2 normal coats or in a single visit
• Dry film thickness of 50 to 60 µm
• Easy to polish after drying
• Suitable for all types of automotive repairs
• Suitable for work requiring an excellent final appearance

Mix preparation

• D8131 clearcoat: 2 volumes
• D8255 hardener: 1 volume
• Standard mix ratio: 2:1
• Above 30°C: 0.1 volume of D8746 high-temperature thinner may be added according to PPG recommendations
• Mix ratio with thinner: 2:1:0,1
• Thoroughly homogenize the mixture before application
• PPG recommends a ready-to-use product temperature above 15°C

Hardener selection

• D8254 : recommended for normal application conditions
• D8255 : slow hardener recommended for high temperatures, particularly above 30°C
• D8255 helps maintain a suitable working time and promote good flow when applying at high temperatures

Application and advice

• Apply over a compatible, properly prepared and dry matt basecoat
• Remove dust with a tack cloth before clearcoating
• Recommended nozzle: 1.2 to 1.3 mm
• Recommended pressure: approximately 2 to 2.2 bar depending on the spray gun used
• Standard application: 2 normal coats
• Flash-off time between coats: approximately 5 minutes
• Flash-off before baking: approximately 5 minutes
• One-visit application: 1 light coat followed by 1 full coat
• Flash-off time between coats in one visit: approximately 1.5 to 2 minutes for fewer than 3 panels
• Dry film thickness: 50 to 60 µm

Drying time

• At 60°C: approximately 15 minutes
• At 40°C: approximately 40 minutes
• Air drying at 20°C: approximately 8 hours
• Medium-wave infrared: approximately 8 minutes depending on the shade

Recommended applications

• Professional automotive body repair
• Repair of multiple panels
• Large surfaces
• Complete paint jobs
• Applications carried out at high temperatures
• Work requiring greater application comfort
• Work requiring a glossy finish and excellent flow
• Application over PPG Envirobase High Performance
• Application over compatible PPG Deltron GRS

Advice: use D8255 hardener when the application temperature exceeds 30°C or for work requiring more application time, particularly large surfaces and complete paint jobs. Above 30°C, PPG also recommends adding 0.1 volume of D8746 high-temperature thinner.

Product for professional use only.

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