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Sheet Metal Grey


This is a multipurpose polyester putty, equipped with BPO hardener, characterized by fast air drying, fine texture, fewer pinholes, good temperature resistance, and excellent application properties. It has strong adhesion to various metal surfaces (except anodized aluminum), leaves no pinholes after application, is easy to spread, does not shrink after drying, has good compactness after sanding, strong water resistance, and good crack resistance at both high and low temperatures.

Categorize: atomic gray


Product Details


Product Usage and Characteristics

This is a multipurpose polyester putty, equipped with BPO hardener, characterized by fast air drying, fine texture, fewer pinholes, good temperature resistance, and excellent application properties. It has strong adhesion to various metal surfaces (except anodized aluminum), leaves no pinholes after application, is easy to spread, does not shrink after drying, has good compactness after sanding, strong water resistance, and good crack resistance at both high and low temperatures.

 

Application Scope

It can be used on iron, aluminum, steel, galvanized sheets, and primed metal surfaces.

 

Main Technical Indicators

Test Item

Indicator

Test Standard

Product Status

Light yellow, solid paste

GB/3186

Flexibility (mm)

≤100

GB/T1748

Impact Resistance (kg.cm)

≥10

GB/T1732

Heat Resistance (1h Baking)

200℃

GB/T1735

Adhesion (Mpa)

≥4

HB/T4561

Dry Sanding Time at 25℃ (min)

20

GB/T1728

 

Application Process

Before application, remove oil stains, rust, old paint film, and moisture from the surface to be puttied, ensuring it is clean and dry.

Mix the base putty and hardener in the specified ratio (100:1.5-2.5) until the color is uniform.

Apply the mixed putty to the prepared surface within the 2-4 minute working time at 25℃.

After complete drying, dry sanding can be performed. The optimal dry sanding time is 20 minutes after application (at 25℃ temperature and humidity below 40%).

Ensure the putty is completely dry before painting to avoid blistering or peeling.

 

Precautions

If air bubbles appear during application, they must be thoroughly leveled with a scraper to ensure good adhesion.

Do not return mixed putty with hardener to the original container. After use, seal the container to prevent solvent evaporation, which may cause the base putty to deteriorate. Never dilute the putty with 'thinner' or other solvents for application.

Use the dedicated hardener only and do not mix it with other hardeners.

This product is compatible with various primers but cannot be applied on phenolic or alkyd primers to avoid blistering or peeling.

Store in a cool place (below 25℃). The product can be stored for 12 months.


Keyword:

Sheet Metal Grey

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