T.M. Stewart, Inc.

Industrial Metal Sealant Co.

              Founded 1945

Impregnating Porosity since 1962

MATERIAL SPECIFICATIONS

 

MECHANICAL PROPERTIES OF CURED RESIN

 

PROPERTY-------------------------TEST METHOD--------------VALUE

 Barcol Hardness ----------------- ASTM-D-2583-------------------- 0 

 Shore D. Hardness ---------------ASTM-D-2240----------------83/80

 Flexural Strength ----------------- ASTM-D-790--------------------2150psi

 Flexural Modulus------------------ ASTM-D-790--------- ---0.72 X 105th psi

 Tensile Strength -------------------ASTM-D-638------------------2150psi Percent

 Percent Elongation ----------------ASTM-D-638-----------------37.5%

 Compression Strength -----------ASTM-D-695------------------2300psi

 

 ELECTRICAL PROPERTIES

  Dielectric Strength--------------ASTM-D-149----------------------379 volts/mil

 

PHYSICAL PROPERTIES

   Color---------------------------------Light Amber

   Temperature range (constant exposure)-----------------------------350F+

   Temperature range (Intermittent exposure)-------------------------500F+

    Maximum known operating exposure as impregnant (with water jacket cooling)1600F+

   Specific Gravity -------------------------------------------------------1.06

   Fire Point (uncured)---------------------------------------------------200F

   Flash Point (uncured)-------------------------------------------------200F

   Viscosity Range @ 25C-------------------------16-20 sec. with #2 Zahn Cup

   Pot Life (uncured)--------------------------------Indefinite, with proper care

   Reactive Solids Material-----------------------------------------------------100%

   Pressure Resistance--------------------12000psi, limited by casting strength only.

   Chemical Resistance-------------------Excellent resistance to fuels, oils, alcohols. glycols, freons, mild acids,

    water, steam, and  other  chemicals                                                                             

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