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Technical Data Sheet
Eastman Tritan™ Copolyester MX730


Applications
  • Blood contact and dialysis
  • Blood tubes
  • Fluid administration
  • Medical devices
  • Medical equipment
  • Medical labware
Key Attributes
  • Excellent clarity
  • Excellent hydrolytic stability
  • Fast cycle times
  • Fast drying times
  • Good chemical resistance
  • Good color stability upon ETO sterilization
  • Good color stability upon gamma sterilization
  • Good heat resistance
  • Good melt flowability
  • Good toughness
  • Improved processability over traditional copolyesters

Product Description
Eastman Tritan™ MX730 copolyester is an amorphous product with excellent appearance and clarity. Tritan MX730 is a high-flow medical grade of Eastman Tritan™ that has viscosity reductions of 40-50% relative to Eastman Tritan™ MX710 copolyester . Eastman Tritan MX730 has many outstanding features that include excellent toughness, hydrolytic stability, heat resistance, chemical resistance, and melt flowability. Tritan MX730 has been formulated for medical devices. Tritan MX730 has been tested for FDA/ISO 10993 and USP Class VI Biological Evaluation testing after gamma and ETO sterilization.

Typical Properties

PropertyaTest MethodbTypical Value, Unitsc
General Properties
Specific GravityD 7921.18
Mold ShrinkageD 9550.005-0.007 mm/mm (0.005-0.007 in./in.)
Mechanical Properties (ISO Method)
Tensile Strength @ YieldISO 52744 MPa
Tensile Strength @ BreakISO 52749 MPa
Elongation @ YieldISO 5277 %
Elongation @ BreakISO 527154 %
Tensile ModulusISO 5271604 MPa
Flexural ModulusISO 1781502 MPa
Flexural StrengthISO 17860 MPa
Izod Impact Strength, Notched 
     @ 23°CISO 18083 kJ/m2
     @ -40°CISO 18011 kJ/m2
Mechanical Properties
Tensile Stress @ YieldD 63843 MPa (6200 psi)
Tensile Stress @ BreakD 63852 MPa (7500 psi)
Elongation @ YieldD 6387 %
Elongation @ BreakD 638210 %
Tensile ModulusD 6381575 MPa (2.28 x 105 psi)
Flexural ModulusD 7901575 MPa (2.28 x 105 psi)
Flexural Yield StrengthD 79064 MPa (9300 psi)
Rockwell Hardness, R ScaleD 785111
Izod Impact Strength, Notched 
     @ 23°C (73°F)D 256860 J/m (16.1 ft·lbf/in.)
Impact Strength, Unnotched 
     @ 23°C (73°F)D 4812NB
Optical Properties
Total TransmittanceD 100391 %
HazeD 1003<1 %
Thermal Properties
Deflection Temperature 
     @ 0.455 MPa (66 psi)D 64894 °C (201 °F)
     @ 1.82 MPa (264 psi)D 64881 °C (178 °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)

aUnless noted otherwise, all tests are run at 23°C (73°F) and 50% relative humidity.
bUnless noted otherwise, the test method is ASTM.
cUnits are in SI or US customary units.


Eastman Medical Disclaimer
Eastman makes no representation and disclaims any warranty that the material in any particular shipment will conform exactly to the values given. Values as well as the performance of the final molded article may be affected by various factors such as the part design, mold design or tooling, drying, processing conditions as well as coloring or pigmentation of the product. No warranty of merchantability or fitness for use is made, and nothing herein waives any of the Seller''s conditions of sale. You must make your own determination of the suitability of this product in your specific application due to the many factors (e.g. design, processing and conditions of use) that affect the performance of the final molded article. Suitability of use should be evaluated with appropriate testing and analysis. The processing melt temperature and mold temperature refer to the actual resin melt temperature and actual mold surface temperature respectively. Consider overall resin residence time, part shot size utilization and part geometry to set appropriate processing melt temperature and mold temperature in order to minimize IV loss and maximize molded part performance.

Comments
Properties reported here are based on limited testing. Eastman makes no representation that the material in any particular shipment will conform exactly to the values given.


Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale.


9/12/2019 11:49:33 AM