Volkswagen Golf Service & Repair Manual: 2-pack HS Optimum clear coat

Volkswagen Golf Service & Repair Manual / General information, paint / Genuine products / Clear coats / 2-pack HS Optimum clear coat

Designation:

2-pack HS Optimum clear coat -LZK 769 K02 A5-

Issued 10.2012

Product description

2-pack HS Optimum clear coat is a VOC compliant (VOC content < 420 g/l), high-grade and productive high-solid clear coat.

Properties:

Easy to apply and economical to use

Very good levelling

Very fast-drying

Very good infrared drying

Fast and easy to polish

High-gloss finish

Technical data sheet

Substrate

Suitable base coats:

Waterborne base coats

Application

Mixing ratio:

–	3:1 by volume with:

2-pack VHS hardener -LHA 009 051 A2-/-LVM 009 051 A5-

2-pack VHS hardener, fast-drying -LHA 009 050 A2-

2-pack VHS hardener, slow-drying -LHA 009 052 A2-/-LHA 009 052 A3-

2-pack VHS hardener, extra slow-drying -LHA 009 053 A2-

See technical data sheet for 2-pack VHS hardener → Chapter

For elasticization, see → Anchor

2-pack HS Optimum clear coat

Application time/pot life:

–	Mixed for spraying, 80 to 100 minutes at +20°C

Method of application: “spray”.

2-pack HS Optimum clear coat

–	The application viscosity at +20 °C is the “compliant” and “HVLP” mixing viscosity.

2-pack HS Optimum clear coat

–	Adjust spray nozzle following manufacturer's instructions to 1.2-1.3 mm for “compliancy”.

–	Adjust spray nozzle following manufacturer's instructions to 1.3-1.4 mm for “HVLP”.

–	Adjust spray pressure following manufacturer's instructions to 2.0-2.5 bar for “compliancy”.

–	Adjust atomising pressure following manufacturer's instructions to 0.7 bar for “HVLP”.

2-pack HS Optimum clear coat

–	Apply in one-and-a-half coats.

Note

The first half-coat should form a nearly complete, thin film over which a full spray coat is directly sprayed.

–	The specified thickness for the dry film is 45-55 µm.

2-pack HS Optimum clear coat

Drying

Air drying at +20 °C ambient temperature:

Dust dry in 40-50 minutes

Dry for assembly in 4-6 hours

Dry overnight

2-pack HS Optimum clear coat

Final flash-off time with force drying is at least 5-10 minutes.

2-pack HS Optimum clear coat

Force drying at +60 °C material temperature with:

2-pack VHS hardener -LHA 009 051 A2-/-LVM 009 051 A5- 20-25 minutes.

2-pack VHS hardener, fast-drying -LHA 009 050 A2- 15-20 minutes.

2-pack VHS hardener, slow-drying -LHA 009 052 A2-/-LHA 009 052 A3- 20-30 minutes.

2-pack VHS hardener, extra slow-drying -LHA 009 053 A2- 25-35 minutes.

2-pack HS Optimum clear coat

Final flash-off time with infrared drying is at least 5-10 minutes.

2-pack HS Optimum clear coat

Infrared drying with short-wave radiant heater, 8-12 minutes

2-pack HS Optimum clear coat

Special notes

Elasticization of rigid and semi-rigid plastics:

First mix the base material with 15% elastic additive -ALZ 011 001-.

Mixture with 2-pack VHS hardeners, 3:1 with 5% thinner (drying time increases).

2-pack HS Optimum clear coat

Personal protective equipment:

Adhere to the safety data sheet.

Wear personal protective equipment during application.

Data

2-pack HS Optimum clear coat

Flash point:	Above +23 °C
VOC content: 2004/42/IIB(d)(420)420	The EU limit value for this product (product category IIB.b) in ready-to-spray form is max. 420 g/l of volatile organic compounds. The VOC content of this product in ready-to-spray form is max. 420 g/l.

Storage

The guaranteed storage time of 2-pack HS Optimum clear coat -LZK 769 K02 A5- is 48 months from production date. May be used until the date stated on the label at latest if stored in sealed original containers at +20 °C.

2-pack HS Optimum clear coat

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