PETG美国伊士曼GN300

[table][tr][td]Typical Properties (Preliminary)[/td][/tr][tr][td] [/td][/tr][tr][td] [/td][/tr][tr][td] [/td][/tr][tr][td]General Properties[/td][/tr][tr][td]Specific Gravity [/td][td]D 792[/td][td]1.27 g/cm3[/td][/tr][tr][td]Mold Shrinkage [/td][td]D 955[/td][td]0.003 mm/mm[/td][/tr][tr][td] [/td][/tr][tr][td]Mechanical Properties[/td][/tr][tr][td]Tensile Stress @ Yield [/td][td]D 638[/td][td]50.4 MPa (7310 psi)[/td][/tr][tr][td]Tensile Stress @ Break [/td][td]D 638[/td][td]24.2 MPa (3510 psi)[/td][/tr][tr][td]Tensile Modulus [/td][td]D 638[/td][td]2039 MPa (2.96 x 105psi )[/td][/tr][tr][td]Elongation @ Break [/td][td]D 638[/td][td]30.1%[/td][/tr][tr][td]Elongation @ Yield [/td][td]D 638[/td][td]4.1%[/td][/tr][tr][td]Flexural Modulus [/td][td]D 790[/td][td]1950 MPa (2.82 x 105psi )[/td][/tr][tr][td]Flexural Strength [/td][td]D 790[/td][td]65.7 MPa (9526 psi)[/td][/tr][tr][td]Rockwell Hardness, R Scale [/td][td]D 785[/td][td]104[/td][/tr][tr][td]Izod Impact Strength, Notched[/td][/tr][tr][td] [/td][td]@ 23°C (73°F)[/td][/tr][/table][td]D 256[/td][td]117 J/m (2.2 ft·lbf/in.)[/td][tr][td][table] [/td][td]@ -40°C[/td][/tr][/table][td]D 256[/td][td]52.3 J/m (.99 ft·lbf/in.)[/td][tr][td]Impact Strength, Unnotched[/td][/tr][tr][td][table] [/td][td]@ 23°C (73°F)[/td][/tr][/table][td]D 4812[/td][td]NB[/td][tr][td][table] [/td][td]@ -40°C[/td][/tr][/table][td]D 4812[/td][td]NB[/td][tr][td]Impact Resistance (Puncture), Energy @ Max. Load[/td][/tr][tr][td][table] [/td][td]@ 23°C[/td][/tr][/table][td]D 3763[/td][td]29.3 J (21.6 ft·lbf)[/td][tr][td][table] [/td][td]@ -40°C[/td][/tr][/table][td]D 3763[/td][td]41 J (30.2 ft·lbf)[/td][tr][td] [/td][/tr][tr][td]Thermal Properties[/td][/tr][tr][td]Deflection Temperature[/td][/tr][tr][td][table] [/td][td]@ 0.455 MPa (66 psi)[/td][/tr][/table][td]D 648[/td][td]66.9°C (152.4°F)[/td][tr][td][table] [/td][td]@ 1.82 MPa (264 psi)[/td][/tr][/table][td]D 648[/td][td]60.4°C (140.7°F)[/td][tr][td] [/td][/tr][tr][td]Optical Properties[/td][/tr][tr][td]Haze [/td][td]D 1003[/td][td]0.25%[/td][/tr][tr][td]Total Transmittance [/td][td]D 1003[/td][td]88.77%[/td][/tr][tr][td] [/td][/tr][tr][td]Typical Processing Conditions[/td][/tr][tr][td]Drying Temperature [/td][td] [/td][td]71°C (160°F)[/td][/tr][tr][td]Drying Time [/td][td] [/td][td]6 hrs[/td][/tr][tr][td]Processing Melt Temperature [/td][td] [/td][td]249-271°C (480-520°F)[/td][/tr][tr][td]Mold Temperature [/td][td] [/td][td]16-38°C (60-100°F)[/td][/tr]