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This is the free Material Data Center Datasheet of DuraStar™ MN621 - PCTA - Eastman Chemical Co.

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Processing/Physical Characteristics - Mechanical properties - Thermal properties - Optical properties - Other properties - Processing Recommendation Injection Molding
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Product Texts

DuraStar™ Polymer MN621 has been tested for FDA/ISO 10993 and USP Class VI Biological Evaluation testing after Gamma and EtO sterilization. It contains a mold release to improve ejection. It has excellent appearance and is nearly water-clear. This resin is the toughest of the Durastar™ family of products. It processes easily and requires minimal drying time. It has superior toughness, high clarity and good chemical resistance.




Processing/Physical CharacteristicsValueUnitTest Standard
ASTM Data
Mold Shrinkage, MD 0.004 mm/mm ASTM D 955
Mechanical propertiesValueUnitTest Standard
ISO Data
Yield stress 47 MPa ISO 527
Yield strain 4 % ISO 527
Stress at break 49 MPa ISO 527
Strain at break 210 % ISO 527
Flexural modulus, 23°C 1750 MPa ISO 178
Flexural strength 64 MPa ISO 178
Izod notched impact strength, +23°C 29.6 kJ/m² ISO 180/1A
Izod notched impact strength 6.3 kJ/m² ISO 180/1A
Temperature -40 °C -
Puncture energy, +23°C 71 J ISO 6603-2
ASTM Data
Tensile Strength at Yield 46 MPa ASTM D 638
Tensile Strength at Break 53.1 MPa ASTM D 638
Elongation at Yield 5 % ASTM D 638
Elongation at Break 310 % ASTM D 638
Flexural Modulus 1900 MPa ASTM D 790
Rockwell Hardness 105 - ASTM D 785
Izod Impact notched, 1/8 in 370 J/m ASTM D 256
Izod Impact notched, Low-Temperature 60 J/m ASTM D 256
Temperature -40 °C -
Izod Impact unnotched, 1/8 in N J/m ASTM D 256
Thermal propertiesValueUnitTest Standard
ISO Data
Temp. of deflection under load, 1.80 MPa 66 °C ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa 73 °C ISO 75-1/-2
ASTM Data
DTUL @ 66 psi 73 °C ASTM D 648
DTUL @ 264 psi 65 °C ASTM D 648
Optical propertiesValueUnitTest Standard
ASTM Data
Haze 0.3 % ASTM D 1003
Light Transmittance 91 % ASTM D 1003
Other propertiesValueUnitTest Standard
Density 1190 kg/m³ ISO 1183
Density 1200 kg/m³ ASTM D 792
Processing Recommendation Injection MoldingValueUnitTest Standard
Pre-drying - Temperature 70 °C -
Pre-drying - Time 3 h -
Melt temperature 250 - 290 °C -
Mold temperature 15 - 30 °C -
Characteristics
Processing
Injection Molding
Delivery form
Natural Color
Additives
Release agent
Special Characteristics
Transparent, Sterilizable, Ethylene Oxide (EtO) Sterilization, Gamma irradiation sterilization
Features
Color Stability
Chemical Resistance
General Chemical Resistance, Solvent Resistance, Radiation Resistance
Certifications
Food contact, Food approval FDA 21 CFR, Medical Grade, Biocompatibility ISO 10993, US Pharmacopeia Class VI Approved
Applications
Medical
Regional Availability
North America, Europe, Near East/Africa
Disclaimer
Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.
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