ARMORCAST-RAIL-TRANSIT-CATALOG (CA07165E)

TECHNICAL DATA Technical Data

Material Properties

Material Property Compressive Strength

Test Standard ASTM C170 ASTM D790 ASTM D790 ASTM D372 ASTM C99 ASTM C307 ASTM G154 ASTM E831-12 ASTM D570

Value (Typical)

21,000 psi 19,000 psi

Flexural Strength Flexural Modulus

1,670,000 psi

Ultimate Shear Strength

8,000 psi 6,500 psi 2,000 psi

Modulus of Rupture

Tensile Strength

UV Radiation Resistance

No Significant change after 2000 hrs.

Coefficient of Thermal Expansion/Contraction

11.95 x 10 -6 in/in/°F

Water Absorption

0.2%

Density

-

0.067-0.06 lbs/cu. ft

Fire Resistance

ASTM E 84

Meets NFPA Class A Material

Accelerated Service Test

ASTM D756, Procedure "E" ASTM C666-2500 Cycles

No Significant Change

Freeze Thaw

No Signs of Damage or Physical Change

Electrical Resistivity Test Electrical Tracking Resistance

ASTM D257 ASTM D2303 ASTM B117 ASTM C1028 ASTM D 543 ASTM D 543 ASTM D 543 ASTM D 543 ASTM D 543 ASTM D 543 ASTM D 543 ASTM D 543 ASTM D 543 ASTM D 543

Insulating Material

Larger than 1200 mins. No Significant Change 0.60 min. (meets ADA) No Significant Change No Significant Change No Significant Change No Significant Change No Significant Change No Significant Change No Significant Change No Significant Change No Significant Change No Significant Change

Salt Spray

Initial Slip Resistance Sodium Chloride 5% Sulfuric Acid 0.1 N Sodium Carbonate 0.1 N Sodium Sulfate 0.1 N Hydrochloric Acid 0.2 N Sodium Hydroxide 0.1 N

Acetic Acid 5%

Kerosene

Transformer Oil

Magnesium Chloride p5%

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