Gypsum Retarder/Powder Defoamer

 

Gypsum Retarder/Powder Defoamer

RDX-GR68 is a highly efficient modified amino acid gypsum retarder

 

 

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1.Product name: Gypsum Retarder

RDX-GR68 is a highly efficient modified amino acid gypsum retarder with the following characteristics

  1. Good retarding effect and low dosage
  2. Good alkaline resistance, in gypsum plus cement, gypsum plus lime calcium system retarding effect is significant
  3. Maintain good plasticity, effectively extend the operational time of gypsum mortar
  4. Small side effects on the strength of gypsum
  5. Odorless, non-toxic, pollution-free

Specification

Appearance

Pale yellow or pale gray powder

Moisture content/%

≤3%

Fineness (150um sifting) /% 

≤5.0

Bulk density/(g/L)

600-800

 Application

RDX-GR68 has excellent alkaline resistance, which is more suitable for gypsum and cement, gypsum and lime calcium system. It is mainly recommended to be used in gypsum based self-leveling mortar, plaster and caulking plaster mixed with lime calcium or cement.

The recommended dosage of RDX-GR68 is 0.05~0.2%.

2.Product name: Powder Defoamer

Defoamer DFOA160 has excellent defoaming ability, defoaming rate and good foam inhibition properties. It can be used in neutral system, and has good adaptability to cement-based and gypsum-based mortar, and has good compatibility with various additives.

Specification

 

Appearance

White Powder

Active Ingredient

Polyether

Bulk density (g/L)

400±100

Moisture(%)

≤5.0

PH value(1% aqueous soluition)

7.0±1.0

 Properties

 

It has fast defoaming and long-lasting defoaming effect in mortar system. By adjusting the dosage, the size and distribution of bubbles in the mortar system can be optimised, thus improving the fluidity of the mortar.

 Application

 

UHPC                                    Repair mortar

Bearing mortar                   Grouting materials

Waterproof Coating           Compression mortar

Waterproofing mortar       Prefabricated components

Cement-based self-leveling mortar

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