RB 1111-1 Zinc-Rich Polyamide Epoxy Primer




((RB 1111-1 Zinc-Rich Polyamide Epoxy Primer))



Product description:

RB 1111-1 is a two component anti corrosive primer based on epoxy resins and polyamide hardener. It is a fast dry primer with good abrasion properties and it provides excellent corrosion protection as part of a complete coating system.


Typical use:

Suitable for carbon steel, repair of inorganic zinc silicate coating and damaged galvanized steel substrates. Ideal choice for priming bridges, offshore facilities, buildings, petrochemicals and Recommended for use in corrosive environments.


General properties:

Color   Gray
Gloss Level ASTM D523 matt (0-35)
Solids by Volume ASTM D2697
VOC ASTM D3960 461 g/l
Density ASTM D792
Pot life ASTM D4217 at 8 h



Surface preparation:

The surface should be free of any contamination. Before the operation, the surface should be washed with suitable cleaner and in the presence of oil, grease or other materials using a special solvent. It is also recommended for metal surfaces if there is a metal weld, clean up them to have a smoother surface.

Substrate Surface preparation


Minimum                                      Recommended

Carbon Steel St 3 (ISO 8501-1) Sa 2½ (ISO 8501-1)
Shop Prime Steel Clean, dry and undamaged approved shop primer (ISO 12944-4 6.1) Abrasive swept or alternatively blasted to Sa 2 (ISO 8501-1) of at least 70 % of the surface





Condition during application:

When the temperature is less than  and more than , and the humidity is more than 85% the paint application should be avoided. The temperature should be above dew point to avoid condensation.


Film thickness per coat:

Dry film thickness
Wet film thickness
Theoretical spreading rate


Application methods:

The coating should not be exposed to oil, chemicals or mechanical stress until fully cured.

The product can be applied:
Spray Use airless spray
Brush Appropriate for stripe coating and small areas. Care should be taken to achieve the specified dry film thickness


Product mixing ratio (by volume):

comp A 10 part(s)
comp B 1 part(s)



Drying and curing time:

Drying and curing times are determined under controlled temperatures and relative humidity below 85 %, and at average of the DFT range for the product.

Substrate temperature
Surface drying 50 min 20 min 10 min 4 min
Deep drying 3 h 2 h 1.5 h 40 min
Dry to over coat minimum 3 h 2 h 1.5 h 40 min







The containers must be completely closed and kept in a dry, cool and well ventilated environment. Be careful not to have any heat source near the containers.

Shelf life at
comp A 12 month (s)
comp B 12 month (s)



Health and safety:

This product is intended for use of professional applicators. Applicators and operators shall use appropriate protection equipment when using this product. Use it in well ventilated environment and prevent direct contact with skin. Spillage on the skin should immediately be removed with suitable cleanser. Eye should be well flushed with water and medical cleaner.