Volkswagen Polo Service & Repair Manual: Two-Part HS Clear Coat

Volkswagen Polo Service & Repair Manual / General Paint Information / Original Products / Clear Coats / Two-Part HS Clear Coat

Definition:

Two-Part HS Clear Coat -L2K 769 500 A5-

Edition 10/2012

Product Description

Two-part HS clear coat is a VOC compliant, high-quality high solid clear coat.

Properties:

Easy to process

Variable uses for two-part HS and two-part VHS hardeners

Good spreading properties

Brilliant surface finish

Application Instructions

Base Surface

Suitable preliminary coatings:

Water-based base paints

Suitable pre-treatment materials:

Dependent on the object and base surface, according to our structure recommendations.

Processing with Two-Part HS Hardeners

Mixture ratio:

–	2:1 by volume with:

Two-Part HS Hardener -LHA 009 041 A3-

Two-Part HS Hardener, Short -LHA 021 004 A3-

Two-Part HS Hardener, Extra Short -LHA 009 046 A2-

Two-Part HS Hardener, Long -LHA 009 047 A3-

Two-Part HS Hardener, Extra Long -LHA 009 048 A3-

See technical application information two-part HS hardener. Refer to → Chapter „Two-Part HS Hardener“.

Two-Part HS Clear Coat

Processing time/pot life:

–	Ready for spraying in 90 minutes at +20 °C (68 °F)

Two-Part HS Clear Coat

Application type “coat”

Two-Part HS Clear Coat

–	Processing viscosity at +20 °C (68 °F) material temperature is the mixing viscosity for “Compliant” and “HVLP”.

Two-Part HS Clear Coat

–	Set spray nozzle (see manufacturer's information): “Compliant” 1.3 to 1.4 mm.

–	Set spray nozzle (see manufacturer's information): “HVLP” 1.3 to 1.5 mm.

–	Set spray pressure (see manufacturer's information): “Compliant” to 2.0 to 2.5 bar.

–	Set atomizing pressure (see manufacturer's information): “HVLP” 0.7 bar.

Two-Part HS Clear Coat

–	The recommended dry layer thickness is between 50 and 60 µm.

Two-Part HS Clear Coat

Processing with Two-Part VHS Hardeners

Mixture ratio:

–	3:1 by volume with:

Two-Part VHS Hardener -LHA 009 051 A2-/-LVM 009 051 A5-

Two-Part VHS Hardener, Short -LHA 009 050 A2-

Two-Part VHS Hardener, Long -LHA 009 052 A2-/-LHA 009 052 A3-

Two-Part VHS Hardener, Extra Long -LHA 009 053 A2-

See technical application information for the two-part VHS hardener. Refer to → Chapter „Two-Part VHS Hardener and Two-Part VHS Performance Hardener“.

Thinner:

Two-Part Thinner, Special -LVM 009 200 A2-/-LVM 009 200 A5-

Two-Part HS Clear Coat

Processing time/pot life:

–	Ready to spray in 60 to 90 minutes at +20 °C (68 °F)

Two-Part HS Clear Coat

Application type “coat”

Two-Part HS Clear Coat

–	Processing viscosity at +20 °C (68 °F) material temperature is the mixing viscosity for “Compliant” and “HVLP”.

Two-Part HS Clear Coat

–	Add 12.5 to 15 % Two-Part Thinner, Special -LVM 009 200 A2-/-LVM 009 200 A5-.

Two-Part HS Clear Coat

–	Set spray nozzle (see manufacturer's information): “Compliant” 1.3 to 1.4 mm.

–	Set spray nozzle (see manufacturer's information): “HVLP” 1.3 to 1.5 mm.

–	Set spray pressure (see manufacturer's information): “Compliant” to 2.0 to 2.5 bar.

–	Set atomizing pressure (see manufacturer's information): “HVLP” 0.7 bar.

Two-Part HS Clear Coat

–	1.5 spray applications are required to get the recommended dry layer thickness of between 50 and 60 µm.

Two-Part HS Clear Coat

Drying

Air dry at +20 °C (68 °F) room temperature:

Dust dry after 40 to 50 minutes

Ready for assembly after 4 to 6 hours

Dry overnight

Two-Part HS Clear Coat

The drying time with forced drying is at least 5 to 10 minutes.

Two-Part HS Clear Coat

Forced dry at +60 °C (140 °F) object temperature for 30 to 40 minutes

Two-Part HS Clear Coat

Final drying time for IR drying is at least 5 minutes.

Two-Part HS Clear Coat

IR dry with a short-wave heater for 10 to 15 minutes and with a medium-wave heater for 15 to 20 minutes

Two-Part HS Clear Coat

Special Instructions

Elastification for rigid and semi-rigid plastics:

The base material must first be mixed with 15 % Elastic Additive -ALZ 011 001-.

Mixture with two-part HS hardeners, 2:1

Mixture with two-part VHS hardeners, 3:1 with 15 % thinner (drying period is lengthened).

Two-Part HS Clear Coat

Personal Protective Equipment:

Note the safety data sheets

Wear the personal protective equipment during application

Characteristics

Two-Part HS Clear Coat

Flashpoint:	above +23 °C (73.4 °F)
VOC value: 2004/42/IIB(d)(420)420	The EU limit for this product (product category IIB.b) in ready-to-use form is a maximum of 420 g/L volatile organic compounds. The VOC-value of this product in ready-to-use form is a maximum of 420 g/L.

Storage

The guaranteed shelf life of Two-Part HS Clear Coat -L2K 769 500 A5- is 48 months from date of manufacture. Use no later than the date indicated on the label and store in original container at +20 °C (68 °F).

Two-Part HS Clear Coat

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