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Mechanical & Physical Properties

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Kestra
Grades

 Tensile Strength

 Compressive Strength

 Modulus
of
Rupture
 Young's Modulus

 Coeff. of
Expansion

 Density Coeff. of Thermal Conductivity

 Resistance to Temperature
kg/cm2 kg/cm2 kg/cm2 kg/cm2 m/m per °C gm/cc kcal / (h) (m2) (°C) / m °C

Kestra P
Resistant to sodium hydroxide, caustic alkalis, acetone, aromatic carbides.

 180 900 325 110 2.5x10-5 1.6 0.3 128

Kestra Z
Resistant to all non-oxidising agents including

Acids:

Any concentration of hydrochloric acid, sulphurous acid, phosporic acid, hydrobromic acid; sulphuric acid upto 50% and various organic acids.

Salts, Bases and other chemicals:

Chlorine (wet or dry), chlorides, hydrogen sulphide, copper sulphate etc.

Solvents:

Hydrocarbons, alcohol, carbon tetrachloride, trichloroethylene
200 800 380 125 2.5x10-5 1.6 0.3 140

Kestra S
Same physical properties as Kestra Z. Also contains small quantities of graphite that facilitate slipping.

 180 700 320 140 2.5x10-5 1.6 0.6 130

Kestra W
Resistance to fluorine and fluorine compounds; hydrofluoric acid, hydrofluosilic acid, fluoride and fluosilicates.

 160 650 300 160 2.5x10-5 1.6 0.9 130
  
For detailed chemical properties / corrosion chart and suitability for specific applications, please contact:  Solaris ChemTech Limited.

   

 

 

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