Product Data Sheet Show all documents

Sika® Defoamer

Air content reducing concrete admixture

Sika® Defoamer is a liquid admixture that is used to reduce the air content of concrete.

  • Reduced air contents of concrete
  • Reduced air contents of mortar
  • Improved surface finishes
  • Improved use of recycled water in concrete production
Product Data Sheet Show all documents

Usage

  • Sika® Defoamer is used to reduce the air content of concrete
  • Improve the quality of recycled water for concrete production
 

Advantages

  • Reduced air contents of concrete
  • Reduced air contents of mortar
  • Improved surface finishes
  • Improved use of recycled water in concrete production

Packaging

20 litre pail

Colour

Straw coloured liquid

Product Details

Product Information

Chemical Base

Ester of Isobutanol and phosphoric acid.

Shelf Life

12 months from date of production if stored properly in undamaged containers.

Storage Conditions

Store in dry conditions at temperatures between +5°C and +25°C. Protect from direct sunlight and frost.

Density

0.96 kg/litre (at +20°C)

pH-Value

7.0 +/- 1.0

Application

Application Information

Dispensing

For maximum efficiency add Sika® Defoamer directly to freshly mixed
concrete in the concrete mixer after all batching water and water reducing
admixture has been added. 

Compatibility

Sika® Admixtures:

  • Compatibility information available on request

Cements:

  • All cement combinations
Consumption

Recommended Dosage

25 - 100 ml per cubic metre of concrete

Documents