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Epoxy Hardener R-2257K-5
Epoxy Hardener R-2257K-5
Epoxy Hardener R-2257K-5
Epoxy Hardener R-2257K-5
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R-2257K-5 is a modified Polyetheramine base epoxy hardener in epoxy resin. It offers low viscosity, high gloss and fast cure at room temperature. It has good toughness, chemical and yellowing resistance. No blushing on the top of epoxy flooring coatings.
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Product description
Description:         Typical Technical Index:    
R-2257K-5 is a modified Polyetheramine base epoxy hardener in epoxy resin. It offers low viscosity, high gloss and fast cure at room temperature. It has good toughness, chemical and yellowing resistance. No blushing on the top of epoxy flooring coatings.   Appearance:                    light yellow and transparent liquid    
  Color[Gardner]: 3  
  Amine Value[JIS Method]: 265  
  Viscosity[25@cps]: 200-450  
  Density[25]: 1.01   
  AHEW: 95  
  Added Weight[PHR]: 50  
       
               
Advantages:         Typical Handling Properties:    
● Fast cure         Gel Time [100g mix at 25 °C@mins] 22  
● High gloss         Thin Film Set Time  [15g@3mm, 25 °C@h] 2.1  
 No blushing         Hardness Shore D 70 [15g@3mm,25 °C@h] 9  
● Low viscosity               
               
          Remark: Cured with liquid Bisphenol-A based epoxy resin  
          (EEW=190)  
Applications:                      
 Epoxy flooring coatings                         
 Electronic potting epoxy compounds              
               
               
Storage Life:              
At least 12 months from the date of manufacture in the original sealed container at ambient temperature ( 0-40, not lower
 than 0). Keep away from sunshine.
               
Handling Precautions:              
Refer to the Material Safety Data Sheet.              
               
               
               
All the data herein offered by Rich Chemical Co.,Ltd is verified correct under some special circumstances. But our company has no legal responsibility to all the data. In consideration of many influencing factors can affect our products during the processing and the using, customers should test the capability of the products before using it. As for more details information,please contact our sales staff.Revised date March 21 ,2022  Format A/2
Keyword:
modified Polyetheramine base epoxy hardener
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Epoxy Hardener R-2257K-5
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