BOLL Hardener for Clearcoat VHS 2:1 , 0.5L

BOLL STANDARD Hardener is designed for use with BOLL Clearcoat VHS 2:1.

It enables the clearcoat to cure when the two components are combined in the specified proportions.

The clearcoat and hardener mixture requires no thinner.

Supplied as hardener only (Clear Lacquer not included)

MIXING RATIO

By volume:

Mix 2 parts BOLL Clearcoat VHS 2:1 with 1 part BOLL STANDARD Hardener for Clearcoat VHS 2:1.

By weight:

Mix 100 g of clearcoat with 52 g of STANDARD hardener.

The 2:1 mixing ratio applies to volume, not weight.

APPLICATION

1. Measure the clearcoat and hardener according to the mixing ratio above.

2. Mix both components thoroughly before application.

3. No thinner is required.

4. Apply the prepared mixture following the application instructions for BOLL Clearcoat VHS 2:1.

MIXED PRODUCT PARAMETERS

The following values apply to BOLL Clearcoat VHS 2:1 mixed with STANDARD hardener.

Pot life: 1.5 hours at 20°C.

Flow time: 18-22 seconds using a DIN 4 cup at 20°C.

Application temperature: +15°C to +25°C.

DRYING AND CURING

These times refer to the applied clearcoat mixture.

At 20°C:

• Dust-free: 30 minutes
• Operating hardness: 12 hours
• Full hardness: 36 hours

At 60°C:

• Dust-free: 5 minutes
• Operating hardness: 30 minutes at 60°C, followed by 2 hours at 20°C
• Full hardness: 30 minutes at 60°C, followed by 24 hours at 20°C

Short-wave infrared drying:

• Drying time: 10 minutes
• Maximum temperature: 90°C

AVAILABLE SIZE

500 ml

For mixing with 1 L of BOLL Clearcoat VHS 2:1 at a 2:1 clearcoat-to-hardener ratio by volume.

STORAGE

Store in a dry place, away from direct sunlight.

Protect the product from excessively low and high temperatures.