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PETG VX301 美國伊士曼

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PETG VX301 美國伊士曼

PETG VX301 美國伊士曼物性表_UL黃卡_特性_價(jià)格

美國伊士曼TRITAN PCTG VX301是一種無(wú)定形共聚酯，具有很好的清晰度和耐沖擊性,很好的耐化學(xué)性,水解穩定,易于加工制造VX301廣泛的光學(xué)應用的很好的候選材料,這樣的太陽(yáng)鏡鏡片,光學(xué)玻璃鏡片和安全眼鏡

以下是TRITAN(美國伊士曼)VX301/PETG共聚聚酯/物性表參數

Propertya	Test Methodb	Typical Value, Unitsc

General Properties

Specific Gravity	D 792	1.18
Mold Shrinkage	D 955	0.005-0.007 mm/mm (0.005-0.007 in./in.)
Mechanical Properties

Tensile Stress @ Yield	D 638	43 MPa (6200 psi)
Tensile Stress @ Break	D 638	53 MPa (7700 psi)
Elongation @ Yield	D 638	6 %
Elongation @ Break	D 638	210 %
Tensile Modulus	D 638	1550 MPa (2.25 x 105 psi)
Flexural Modulus	D 790	1550 MPa (2.25 x 105 psi)
Flexural Yield Strength	D 790	62 MPa (9000 psi)
Rockwell Hardness, R Scale	D 785	112
Izod Impact Strength, Notched
@ 23°C (73°F)	D 256	980 J/m (18.4 ft·lbf/in.)
@ -40°C (-40°F)	D 256	110 J/m (2.1 ft·lbf/in.)
Impact Strength, Unnotched
@ 23°C (73°F)	D 4812	NB
@ -40°C (-40°F)	D 4812	NB
Impact Resistance (Puncture), Energy @ Max. Load
@ 23°C (73°F)	D 3763	61 J (45 ft·lbf)
@ -40°C (-40°F)	D 3763	66 J (49 ft·lbf)
Optical Properties

Haze	D 1003	<0.50 %
Total Transmittance	D 1003	90 %
Refractive Indexd	C 1648	1.5651
ABBE Numberd	C 1648	31.07
Thermal Properties
Deflection Temperature
@ 0.455 MPa (66 psi)	D 648	99 °C (210 °F)
@ 1.82 MPa (264 psi)	D 648	85 °C (185 °F)
Typical Processing Conditions

Drying Temperature		88 °C (190 °F)
Drying Time		4-6 hrs
Processing Melt Temperature		260-282 °C (500-540 °F)
Mold Temperature		38-66 °C (100-150 °F)