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Physical Properties

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Performance and Physical Properties of SUNRAY Solid Surfacing Material

ANSI/NEMA Standards Publication - Ld3 - 1995
Physical Properties Ld3 Test SUNRAY
Surface Finish (gloss) - unit 3.2 10
Light Resistance 3.3 NE
Cleanibility - cycles 3.4 NE
Boiling Water Resistance 3.5 NE
High Temperature Resistance 3.6 NE
Impact Resistance (½ lb, ball) in. (226.8g ball) mm 3.8 154 (min.)
Radian Heat Resistance - sec 3.10 600 (min.)
Wear Resistance g/100 rev. 3.13 0.1

ASTM Test Method
Physical Properties Ld3 Test SUNRAY Stock Typical Values
Tensile Strength - lb./sq. in D638 5520
Tensile Modulus - lb./sq. in D638 1.200.000
Tensile Elongation - % D638 0.65
Flexural Strength - lb./sq./ in D790 7.700
Flexural Modulus - lb./sq./ in D790 1.200.000
Hardness - Barcol 2583 59
Hardness - Rockwell M D785 93
Izod Impact - ft. lb./in. D256 0.25
Specific Gravity - g/cc D792A 1.75
Weight - lb./sq. in ½"(12,7mm) thick sheets D792A 4.5
Liquid Absorptions (24 hrs.) -,% ½"(12,7mm) thick sheets D570 0.04
Coeff. of Linear Expansion - in./in. ºF / mm/mm ºC D696 2.3 X 105 / 4.14 X 105
Heat Distortion Temperature - ºF / -ºC D648 212 / 100
Thermal Conductivity Btu. in./sq. ft. hr. ºF D433 6.3

For a temperature change of 10ºF (-12ºC ). For example, from 70ºF to 80ºF (21ºC to 27ºC) a 10' (3.05m) length of SUNRAY Solid Surfacing material would increase less than 1/32" (0.79mm)

ASTM E-84 Test Method - Fire Resistance
All SUNRAY Solid Surfacing sheet stock is classified as class 1(a) fire-resistant material for interior finishes
Design Thickness Supporting Sheet Flame Spread Smoke Developed Index
Solid Colour 12mm None 10 25
Granite Pattern 12mm None 10 20

Test Reference Standart Rating Specimen 1 Specimen 2
UV Exposure Bs2662 : 1961 5 to 1 5 5

* Test cycle : 8 hours UV exposure at 55°C and 4 hours condensation at 45°C
  Test condition : At 23 ± 2°C and 70 ± 15% relative humidity
** Grayscale for assessing colour change and rating 5 means no change of colour
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