Product Data Sheet Show all documents
Sika® Rustop

Sika® Rustop

Anti-corrosive coating for steel and concrete

Sika® Rustop is cement bound synthetic resin modified 2-component coating for corrosion protection on reinforcement and concrete. Ideally suited to rehabilitate corroded reinforcement.

  • Impervious anticorrosive coating to prevent ingress of water, chlorides and carbon dioxide
  • Excellent adhesion to steel, concrete and mortar
  • Good bonding for subsequent concrete or mortars due to cementitious base
  • Contains corrosion inhibitors
  • For structures under repair or rehabilitation the corroded surfaces rust must be cleaned using Sika® Rustoff 100
  • Easy to use
Product Data Sheet Show all documents

Usage

  • Protects new or old reinforcement steel in construction from corrosion
  • Ideal for protecting reinforcements with insufficient cover or in thin sections
  • Protects embedded steel in repairable structures from further corrosion after rehabilitation
  • Protects concrete against the action of Calcium Chlorides and de-icing salts
 

Advantages

  • Impervious anticorrosive coating to prevent ingress of water, chlorides and carbon dioxide
  • Excellent adhesion to steel, concrete and mortar
  • Good bonding for subsequent concrete or mortars due to cementitious base
  • Contains corrosion inhibitors
  • For structures under repair or rehabilitation the corroded surfaces rust must be cleaned using Sika® Rustoff 100
  • Easy to use

Packaging

Part A+B pre-batched

1.25 kg x 6 sets

Part A

0.25 kg

Part B

1.00 kg

Colour

Part A

White free flow lump free liquid

Part B

Green free flow powder

Product Details

Product Information

Chemical Base

Part A

Acrylic copolymer and special additives

Part B

Cement, selected fillers and additives

Shelf Life

12 months from date of production

Storage Conditions

Store properly in original, unopened and undamaged sealed packaging in dry conditions at temperatures between +5°C and +35°C.

Density

Part A+B mixed : 2.10 kg/L at +30°C

Application

Application Information

Mixing Ratio

Part A : Part B = 1 : 4 (by weight)
Consumption

Consumption

Approx one pack of 1.25 kg covers 3 - 4 sqft for 2 coats depending on the diameter of the reinforcement.

 

Average consumption is 3.6 to 4 kg per sqm for two coats depending on type of application.
Application steps

APPLICATION

Gradually add powder Part B to liquid Part A in a wide mouth container and stir well for approximately 3 minutes till a brushable consistency is achieved. Apply first coat on cleaned reinforcement within 20 - 30 minutes of preparation. Then apply second coat after 2 - 3 hours of first coat. Subsequent concreting must be done after 24 hours.

CLEANING OF TOOLS

Wash tools with Sika® Colma Cleaner immediately after use. Hardened material can only be removed mechanically

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