055 Technical Document Technical Data 1. General Properties 2. Short-Term Strength Test Tensile Strength and Temperature Dependency Relationship of Tensile Strength and Temperature between U-PVC and Other Plastics 120 100 80 60 40 20 0 −40 −20 0 20 40 60 80 100 120 → Temperature (°C) → Tensile strength (MPa) Notes: Tension speed......10 mm/min PVDF U-PVC HI-PVC PP PVDF C-PVC C-PVC U-PVC (General) at:23°C Characteristics Standard Value Value Unit Specific Gravity 1.40 . 1.45 1.43 . Water Absorption (24 hr) 0.07 . 0.2 0.07 . 0.1 ％ Tensile Yield Stress 45 or more 48 . 62 MPa Extension Ratio . 80 or more ％ Impact Value (Izod) . 3 . 5 kJ/m2 Compression Strength 83 or more 90 MPa Bending Strength 98 or more 108 MPa Rockwell Hardness (R scale) 114 . 116 115 . Linear Expansion Coefficient 6 . 8 7 10.5/°C Heat Deformation Temperature 70 or more 75 °C Flame Resistance . Self-Extinguishing . Permittivity 2.8 . 3.1 2.8 . 3.0 106 cycles Sunlight Resistance . Favorable . Characteristics Standard Value Value Unit Specific Gravity 1.40 . 1.45 1.43 . Water Absorption (24 hr) 0.07 . 0.2 0.07 . 0.1 ％ Tensile Yield Stress 45 or more 54 . 56 MPa Extension Ratio . 80 or more ％ Impact Value (Izod) . 3 . 4 kJ/m2 Compression Strength 83 or more 88 MPa Bending Strength 98 or more 103 MPa Rockwell Hardness (R scale) 114 . 116 115 . Linear Expansion Coefficient 6 . 8 7 10.5/°C Heat Deformation Temp. 70 or more 73 °C Flame Resistance . Self-Extinguishing . Permittivity 2.8 . 3.1 2.8 . 3.0 106 cycles Sunlight Resistance . Favorable . U-PVC (For tap water) at:23°C HI-PVC at:23°C Characteristics Standard Value Value Unit Specific Gravity 1.40 . 1.45 1.43 . Tensile Yield Stress 40 or more 40 . 56 MPa Extension Ratio 80 or more 80 or more ％ Impact Value (Charpy) 18 or more 19 . 24 kJ/m2 Compression Strength 59 or more 59 . 78 MPa Bending Strength 78 or more 78 . 88 MPa Rockwell Hardness (R scale) 112 . 116 114 . Linear Expansion Coefficient 7 . 8 7 . 8 10.5/°C Vicat Softening Temperature Test 76 or more 80 . 82 °C Flame Resistance . Self-Extinguishing . Sunlight Resistance . Favorable .