Duromar HAR

Product Introduction

DUROMAR HAR is a carbide-filled trowelable wear-resistant putty. It is a more abrasion-resistant product than SAR, with similar working characteristics. It is used primarily in areas requiring more resistance to fine slurries either in liquid or powder form

Product Features

  • Outstanding resistance to entrained solids and abrasion
  • Very good chemical resistance
  • Excellent temperature and thermal shock resistance
  • Trowelable refractor
  • Easily built up for thick applications

APPLICATION

  • Coal Mills
  • Chutes
  • Elbows Ash Hoppers
  • Slurry Piping Headers
Density1.94
% Solids100
Tensile Shear @ 70ºF (21ºC)20.7 MPa
Tensile Strength @ 70ºF (21ºC)80 MPa
Flexural Strength @ 70ºF (21ºC)143 MPa
Max. Dry Operating Temp190ºC
Operating pH Range1.50-14.0
Inorganic AcidsVery Good
Organic AcidsGood
SolventsGood
AlkalisExcellent
SaltsExcellent
AlcoholsExcellent
HydrocarbonsExcellent
N/A

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