Volkswagen Tiguan Service and Repair Manual: Two-Part Steel Filling Paste Set

Definition:

• Two-Part Steel Filling Paste Set -DA 787 300 A2-

Product Description

This filling paste is made of polyester and a metal powder mixture and is used to produce true-to-contour surfaces on highly stressed body surfaces. This filling paste works especially well as a replacement for lead-coated alluvial tin.

This filling paste is pliable and sandable while maintaining a high degree of firmness and temperature stability, which makes it especially suitable to be painted over.

Note

The Two-Part Hardener, Long -LVM 018 100 A2- must be used at temperatures over 30 ºC (86 ºF) and / or with a relative humidity over 80 %.

Application Instructions

Base Surface

Suitable base surfaces:

• Steel
• General metallic base surfaces
• Galvanized sheet steel

Pre-treatment of base surfaces:

• Carefully remove any grease and sand the base surface. The base surfaces must be prepared using the → Chapter "Pneumatic Brush Grinder Set -VAS6446-". This means down to the bare metal with P40 grit sandpaper. If necessary, clean the dirty surface once again and then remove any cleaning residue again using the brush grinder.

• Clean once more using silicone remover before reworking.

Processing

Application type: Filling

Mixture ratio:

• Both components are mixed in a ratio of 1 part by volume of hardener liquid and 2.5-3 parts by volume of powder or 10 grams of hardener liquid and 58 grams of powder to create a product that can be spread.

Note

Avoid using too much hardener liquid, since this can negatively affect the final strength and adhesion of the filling paste.

Curing Time:

• The pot life is approximately four to six minutes at +20 ºC (68 ºF).

Reaction Temperature:

• The reaction temperature requires at least +5 ºC (41 ºF).

Drying

Air Drying:

• Cure using the short-wave IR heater.

• Ventilate approximately 10 minutes at +20 ºC (68 ºF).
• Pre-hardening: 10 minutes at approximately 50 ºC (122 ºF)
• Hardening 1st step: 10 minutes at 75 ºC (167 ºF)
• Hardening 2nd step: 10 minutes at 85 ºC (185 ºF)

Sanding compatibility

• Use the body planer to remove excess material before the thermal final curing process.
• Then use P80 grit dry sandpaper to sand the contours.

Reworking:

No restriction

Characteristics

Storage

The guaranteed shelf life is 12 months from the production date. Use no later than the date indicated on the label and store in original container at +20 ºC (68 ºF).

Storage Conditions

• Store in a cool and dry place. Storage temperature +20 ºC (68 ºF).

Note

• Use only in well ventilated spaces.
• The wearing of protective gloves and dust masks is recommended.
• The use of a grinding dust extractor is recommended.