VW Golf manuals

Volkswagen Golf Service & Repair Manual: 2-pack HS wet-on-wet surfacer

Designation:
  2-pack HS wet-on-wet surfacer -LVM 013 008 A4-, light grey
  2-pack HS wet-on-wet surfacer -LVM 013 905 A4-, black
Issue 03.2015
Product description
Light grey 2-pack HS wet-on-wet surfacer is a VOC-compliant high-grade product based on acrylic resins.
Properties:
  Very good application properties
  Long pot life
  Good levelling
  Quick and easy to apply and to recoat
  Efficient wet-on-wet application, in particular with waterborne base coats
  Very good durability
Technical data sheet
Substrate
Suitable substrates:
  Sheet steel, electroplated or roller galvanized sheet steel or soft aluminium, cleaned, sanded and coated with 2-pack wash primer -LHV 043 000 A2- or 1-pack wash primer -LVM 044 007/171 A2-
  Finely sanded or unsanded, thoroughly cleaned, original factory primer
  Well-sanded factory paint or old paint
  Surfaces prepared with 2-pack polyester products and then finely sanded
  Cleaned and sanded UP-GF (fibreglass) surfaces, free of release agents
   
Substrate pre-treatment:
–  Thoroughly clean with silicone remover -LVM 020 000 A5- or slow-drying silicone remover -LVM 020 100 A5-.
 

2-pack HS wet-on-wet surfacer

–  Then lightly sand.
 

2-pack HS wet-on-wet surfacer

–  Before recoating, use a suitable cleaning agent to ensure a clean surface free of residues.
 

2-pack HS wet-on-wet surfacer

Wet-on-wet application
Mixing ratio:
–  5:1 by volume with:
  2-pack VHS hardener -LHA 009 051 A2-/-LVM 009 051 A5-
  2-pack VHS hardener, slow-drying -LHA 009 052 A2-/-LHA 009 052 A3-
  2K extra slow-drying VHS hardener -LHA 009 053 A2-
 

2-pack HS wet-on-wet surfacer

Mixing ratio:
–  3:1 by volume with:
  2-pack HS hardener, fast-drying -LHA 021 004 A3-
  2K HS hardener -LHA 009 041 A3-
  2-pack HS hardener, slow-drying -LHA 009 047 A3-
  2-pack HS hardener, extra slow-drying -LHA 009 048 A3-
For elasticization, see → Anchor
 

2-pack HS wet-on-wet surfacer

Application time/pot life:
–  Mixed for spraying, 90-120 minutes at +20 °C (depending on the hardener used).
Thinner:
  2-pack thinner -LVE 009 001 A5-
  2-pack thinner, special -LVM 009 200 A2/A5-
 

2-pack HS wet-on-wet surfacer

Method of application: “spray”.
 

2-pack HS wet-on-wet surfacer

–  Application viscosity 4 mm, +20 °C, DIN 53211
 

2-pack HS wet-on-wet surfacer

Application viscosity 4 mm, gravity-feed spray gun “compliant” and “HVLP”.
–  If hardener is added, use measuring stick to mix.
 

2-pack HS wet-on-wet surfacer

–  Adjust spray nozzle following manufacturer's instructions to 1.3-1.4 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 1.5-2.0 bar for “compliancy”.
–  Adjust atomising pressure following manufacturer's instructions to 0.7 bar for “HVLP”.
 

2-pack HS wet-on-wet surfacer

–  One to two spray coats are necessary to achieve the recommended dry-film thickness of 25-30 µm.
 

2-pack HS wet-on-wet surfacer

Before recoating, observe the flash-off time of 15 to 20 minutes at an ambient temperature of +20°C (max. 8 hours before applying top coat).
 

2-pack HS wet-on-wet surfacer

Recoating
Recoat with:
  Waterborne base coat and 2-pack HS clear coat
  2-pack HS top coat
Special notes
Elasticization for rigid and semi-rigid plastics:
  First mix the base material with 15% 2-pack elastic additive -ALZ 011 001-. Mixing ratio with VHS hardeners is 3:1 with 20% thinner; mixing ratio with HS hardeners is 2:1 with 20% thinner.
  Note
The flash-off time increases to between 30 and 45 minutes before applying base coats or 2-pack topcoats.
 

2-pack HS wet-on-wet surfacer

Personal protective equipment:
  Adhere to the safety data sheet.
  Wear personal protective equipment during application.
Data
 

2-pack HS wet-on-wet surfacer

Flash point: Above +23 °C
VOC content: 2004/42/IIB(c)(540)540 The EU limit value for this product (product category IIB.b) in ready-to-spray form is max. 540 g/l of volatile organic compounds. The VOC content of this product in ready-to-spray form is max. 540 g/l.
Storage
The guaranteed shelf life is 24 months from date of production. May be used until the date stated on the label at latest if stored in sealed original containers at +20 °C.
 

2-pack HS wet-on-wet surfacer

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