PERLITE SECTIONAL & SLAB
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SPECIFICATIONS
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PERLITE
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1
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Density (kg/m3 ) – ASTM C302/ C303
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190 to 220
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2
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Thermal Conductivity (W/Mk) – ASTM C518/ C177
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≤ 0.069
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@ 38 °C
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≤ 0.076
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@ 93 °C
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≤ 0.085
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@ 149 °C
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≤ 0.092
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@ 204 °C
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≤ 0.099
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@ 260 °C
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≤ 0.108
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@ 316 °C
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≤ 0.115
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@ 371 °C
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3
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Flexural Strength (psi) – ASTM C203
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47-60
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4
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Compressive Strength at 5% deformation (psi) – ASTM C165
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70-84
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5
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Weight Loss by Tumbling (%) – ASTM C 421
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26.6-39
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6
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Linear Shrinkage (%) – ASTM C356
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0.5-1.5
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(length)
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0.5-1.5
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(width)
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1.5-3.5
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(thickness)
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7
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Water Repellency, JIS A9510 (%)
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98.5- 99.5
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8
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Service Temperature (°C)
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Up to 650 ⁰C max
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9
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Stress Corrosion Cracking on Austenitic Stainless Steel - ASTM C795
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Pass
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10
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Leachable Chloride, Fluoride, Silicate and Sodium Ions - Content – ASTM C795
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Acceptable
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OTHER PRODUCTS