Volkswagen Polo Service & Repair Manual: Stone Chip Protection -AKR 311 KD1 10

Definition:

Stone Chip Protection -AKR 311 KD1 10-, black

Edition 02/2014

Product Description

Stone Chip Protection -AKR 311 KD1 10- (black) is a water-soluble stone chip protection.

Properties:

High elasticity

Can be painted over with all top coats

Particularly suitable for parts of passenger and work vehicles which are subject to gravel impact, such as front sections and door sill panels.

Application Instructions

Base Surface

Suitable base surfaces:

Well sanded factory paint or old paint (including thermoplastic coatings)

Surfaces treated with primer or filler

Caution The Stone Chip Protection -AKR 311 KD1 10- may not be applied to PVB (acid-hardening) adhesive primers.

Pre-treatment of base surfaces:

Carefully clean using Silicone Remover -LVM 020 000 A5- or Silicone Remover, Long -LVM 020 100 A5-.

Then, sand.

Use a suitable cleaning agent before reworking to ensure a clean and residue-free surface.

Processing

Spray device:

Underbody spray gun with thread for disposable cans.

If a finer surface is desired, the Stone Chip Protection -AKR 311 KD1 10- can be applied with a pressure feed spray gun according to the appropriate thinning.

Thinner:

Thinnable with Purified Water -LVW 010 000 A5-

“High-Pressure Spraying” application type

Processing viscosity 4 mm for +20 °C, German Industry Standardization 53211
Set spray nozzle (see manufacturer's information) to 3 to 4 bar.

Note Do not dilute during the high-pressure spraying procedure. The delivery viscosity is the same as the application viscosity.

Application type “coat”

Application viscosity 4 mm gravity feed spray gun “Compliant”:

Depending on the addition of Purified Water -LVW 010 000 A5-

Adding 10 % thinner at +20 °C material temperature.

Use a measuring stick to mix when pouring in the thinner.

Set spray nozzle (see manufacturer's information): “Compliant” 1.5 to 2.0 mm.
Set spray pressure (see manufacturer's information): “Compliant” to 2.0 to 2.5 bar.

Apply two to three spray applications.
The recommended dry layer thickness is between 150 and 300 µm.

Drying

Air dry at +20 °C room temperature for 2 to 2.5 hours to 150 µm and overnight to 300 µm

Final drying time with forced drying is a minimum of 35 to 40 minutes.

Forced drying at +60 °C object temperature for 30 minutes to 150 and 300 µm

Reworking

Can be painted over with:

Water-based base paint and two-part HS clear coat

Two-Part HS Top Coat

Personal Protective Equipment:

Note the safety data sheets

Wear the personal protective equipment during application

Characteristics

Delivery Viscosity	Thixotropic
Flashpoint:	flame-resistant
VOC value: 2004/42/IIB(e)(840)130	The EU limit for this product (product category IIB.e) in ready-to-use form is a maximum of 840 g/L volatile organic compounds. The VOC-value of this product in ready-to-use form is a maximum of 130 g/L.

Storage

The guaranteed shelf life of 48 months from date of manufacture. Use no later than the date indicated on the label and store in original container at +20 °C.

Storage Conditions

The prescribed storage temperature is +20 °C (not to fall below +5 °C).

Stone Chip Protection -AKR 311 KD1 10