EvaFoam SPEC P.U Sponge SPEC P.E Sponge SPEC Artilon/Youngboard/EPilon [ P.E Sponge SPEC ]   P.E.Foam(cross linked)   S-4000 S-0800 R-3000 Apparent Density g/m 0.024 0.093 0.033 25% ILD         Rall Rebound         Tensile Strength cross vertical 2 7.4 2.9 2.6 9.4 2.2 Elongation " 110 190 110 90 160 100 Tear Strength " 1.4 6.8 1.2 1.6 7 1.6 Compression Strength   0.32 1.6 0.34 Price         [Properties of P.E.FOAM DUNALON ] Classification Items Unit P.E.FOAM DUNALON Cell Structure Density Average Cell Size Crossed Cell Ratio g/㎠ mm % 0.025~0.040 0.26~0.33 독립기포 Physical Propertifies Tensile Strength Elongation Compression Strength 10% 20% 50% Permanent Compression Set Repeated Compression Set Tearing Strength Compression Strength kg/㎠ % kg f/㎠ % % kg/㎠ kg f/㎠ 2.2~3.4 130~140 0.030 0.197 0.787 5.0~6.0 2.2~2.4 0.52~1.6 0.30~0.40 Thermal Propertifies Heat Distoration Temperature Thermal Conductivity Heat Shrinkage Coefficient of Linear expansion Combustibility Combustion Rate Insulation ℃ kcal/mh℃ % 1/℃ cm/min -70~80 0.027~0.040 -2.3~0.4 17 ×10 이연성 6.4~10.0 우수 Water Resistance Properties Water Absorption Water Vapor Transmission Rate Moisture Transmission Rate Phenomenon Water Resistance Moisture Resistance mg/㎠ g/㎡hr g/㎡ 24hr 두께 0.03이하 0.01이하 4.62 없음 양호 Electric Character Dielectronic Constant Volum Resistivity Dielectronic Strength Dissipation Factor ε(1KHZ) Ω/cm g/㎡ 24hr 두께 1.05~1.58 10이상 4.8 0.001 Other Properties Properties Chemical Resistance Toxic Character Heat Processibility Buoyancy Clarity Sound Properties g/l % good innoxiousness,odorless easiness 880 45 satisfactory