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Eastman Tritan MX731 Copolyester

Category Polymer , Thermoplastic , Polyester, TP
Manufacturer Eastman Chemical
Trade Name Tritan
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Eastman Tritan Copolyester MX731 is an amorphous product with excellent appearance and clarity. Eastman Tritan Copolyester MX731 is a high flow medical grade of Eastman Tritan that has viscosity reductions of 40-50% relative to Eastman Tritan Copolyester MX711. Eastman Tritan Copolyester MX731contains a mold release derives from vegetable based sources. Eastman Tritan Copolyester MX731 has many outstanding features that include excellent toughness, hydrolytic stability, heat resistance, chemical resistance, and melt flowability. Eastman Tritan Copolyester MX731 has been formulated for medical devices. Eastman Tritan Copolyester MX731 has been tested for FDA/ISO 10993 and USP Class VI Biological Evaluation testing after Gamma and ETO sterilization.Application/UsesBlood therapyIV componentsKey AttributesEase of processingExcellent clarityExcellent hydrolytic stabilityFast cycle timesFast drying timesGood chemical resistanceGood color stability upon ETO sterilizationGood color stability upon gamma sterilizationGood heat resistanceGood melt flowabilityGood toughnessInformation was provided by Eastman.
Physical Properties Metric English Comments
Specific Gravity 1.18 g/cc
1.18 g/cc
ASTM D792
Linear Mold Shrinkage 0.0050 - 0.0070 cm/cm
0.0050 - 0.0070 in/in
ASTM D955
Mechanical Properties Metric English Comments
Hardness, Rockwell R 111
111
ASTM D785
Tensile Strength at Break 52.0 MPa
7540 psi
ASTM D638
Tensile Strength, Yield 43.0 MPa
6240 psi
ASTM D638
Elongation at Break 210 %
210 %
ASTM D638
Elongation at Yield 7.0 %
7.0 %
ASTM D638
Tensile Modulus 1.575 GPa
228.4 ksi
ASTM D638
Flexural Yield Strength 64.0 MPa
9280 psi
ASTM D790
Flexural Modulus 1.575 GPa
228.4 ksi
ASTM D790
Izod Impact, Notched 8.60 J/cm
16.1 ft-lb/in
ASTM D256
Izod Impact, Unnotched NB
NB
ASTM D4812
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 94.0 °C
201 °F
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 81.0 °C
178 °F
ASTM D648
Optical Properties Metric English Comments
Haze <= 1.0 %
<= 1.0 %
ASTM D1003
Transmission, Visible 91 %
91 %
ASTM D1003
Processing Properties Metric English Comments
Processing Temperature 260 - 282 °C
500 - 540 °F
Mold Temperature 38.0 - 66.0 °C
100 - 151 °F
Drying Temperature 88.0 °C
190 °F
Dry Time 4 - 6 hour
4 - 6 hour
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