VW Golf manuals

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