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EASTAR™ MN058
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Producer: 
Eastman
Brand: 
EASTAR
Meets ISO 10993 and/or USP Class VI biocompatibility requirements. Eastar™ Copolyester MN058 is a medical grade base with brilliantly clear polymers that have excellent impact strength, chemical resistance, dimensional stability, and low shrinkage rates. It has a relatively high flex modulus and yield strength. This product has high flow characteristics. It does not contain a mold release or ultraviolet stabilizer. This product has been GREENGUARD INDOOR AIR QUALITY CERTIFIED The GREENGUARD INDOOR AIR QUALITY CERTIFIED Mark is a registered certification mark used under license through the GREENGUARD Environmental Institute (GEI). GEI is an industry-independent, non-profit organization that oversees the GREENGUARD Certification Program. The GREENGUARD Certification Program is an industry independent, third-party testing program for low-emitting products and materials for indoor environments. For more information about GEI and to obtain printable certificates for Eastman™ Copolyesters, visit www.greenguard.org. Choose Eastman Chemical Company under the Manufacturer category and click search to display a list of our products.

EASTAR™ MN058

Producer: 
Eastman
Brand: 
EASTAR
Meets ISO 10993 and/or USP Class VI biocompatibility requirements. Eastar™ Copolyester MN058 is a medical grade base with brilliantly clear polymers that have excellent impact strength, chemical resistance, dimensional stability, and low shrinkage rates. It has a relatively high flex modulus and yield strength. This product has high flow characteristics. It does not contain a mold release or ultraviolet stabilizer. This product has been GREENGUARD INDOOR AIR QUALITY CERTIFIED The GREENGUARD INDOOR AIR QUALITY CERTIFIED Mark is a registered certification mark used under license through the GREENGUARD Environmental Institute (GEI). GEI is an industry-independent, non-profit organization that oversees the GREENGUARD Certification Program. The GREENGUARD Certification Program is an industry independent, third-party testing program for low-emitting products and materials for indoor environments. For more information about GEI and to obtain printable certificates for Eastman™ Copolyesters, visit www.greenguard.org. Choose Eastman Chemical Company under the Manufacturer category and click search to display a list of our products.

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Identification & Functionality

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Chemical Family
Plastics & Elastomers Functions
Technologies

Features & Benefits

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Product Highlights
  • Chemical resistance to most medical solvents including lipids and IPA
  • Gamma and E-beam color stability

Applications & Uses

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Recommended Applications
  • Blood contact and dialysis
  • Blood tubes
  • Fluid administration
  • Medical devices
  • Medical labware

Properties

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Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Strength at Break24.1MPaASTM D 638
Tensile Strength at Yield57.9MPaASTM D638
Elongation at Yield4%ASTM D 638
Elongation at Break90%ASTM D 638
Elongation at Yield4.0%D 638
Elongation at Break90.0%D 638
Flexural Yield Strength78 (11300)mPa (psi)D 790
Impact Resistance (Puncture), Energy at Max. Load at 23°C32 (24)J (ft·lbf)D 3763
Impact Resistance (Puncture), Energy at Max. Load at -40°C38 (28)J (ft·lbf)D 3763
Flexural Modulus2413MPaASTM D 790
Impact Strength, Unnotched at 23°C (73°F)NB-D 4812
Flexural Modulus2400 (3.5 x 105)mPa (psi)D 790
Impact Strength, Unnotched at -40°C (-40°F)2446 (46)j/m (ft·lbf/in.)D 4812
Izod Impact Strength, Notched at 23°C56 (1.0)j/m (ft·lbf/in.)D 256
Izod Impact Strength, Notched at -40°C33 (0.6)j/m (ft·lbf/in.)D 256
Rockwell Hardness, R Scale111.0-D 785
Tensile Stress at Break24 (3500)mPa (psi)D 638
Tensile Stress at Yield58 (8400)mPa (psi)D 638
Izod Impact notched (1/8 in)53.4J/mASTM D 256
Izod Impact notched, Low-Temperature32J/mASTM D 256
Rockwell HardnessR111-ASTM D 785
Temperature-40°C-
Physical Properties
ValueUnitsTest Method / Conditions
Mold Shrinkage (MD)0.002mm/mmASTM D 955
Density1330kg/m3ASTM D 792
Thermal Properties
ValueUnitsTest Method / Conditions
Deflection Temperature at 0.455 MPa (66 psi)69 (156)°C (°F)D 648
Deflection Temperature Under Load (264 psi)62.8°CASTM D 648
Deflection Temperature Under Load (66 psi)68.9°CASTM D 648
Deflection Temperature at 1.82 MPa (264 psi)63 (145)°C (°F)D 648
Vicat Softening Temperature at 1 kg load80 (176)°C (°F)D 1525
Vicat Temperature80°CASTM D 1525
Typical Properties
ValueUnitsTest Method / Conditions
Mold Shrinkage0.002 (0.002)mm/mm (in./in.)D 955
Specific Gravity1.33-D 792
Water Absorption, 24 h immersion0.19%D 570
Optical Properties
ValueUnitsTest Method / Conditions
Haze1%ASTM D 1003
Hazemax. 1%D 1003
Total Transmittance82.0%D 1003
Light Transmittance82%ASTM D 1003
Other Properties
ValueUnitsTest Method / Conditions
Water Absorption (24 hr)0.19%ASTM D 570
Processing Parameters
ValueUnitsTest Method / Conditions
Drying Temperature160 (320)°C (°F)-
Drying Time43927.0hrs-
Mold Temperature16-32 (60-90)°C (°F)-
Processing Melt Temperature277-293 (530-560)°C (°F)-
Physical Form
Pellets
Appearance
Clear

Regulatory & Compliance

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Certifications & Compliance

Packaging & Availability

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Documents (6)

Name
Type
Eastar Copolyester MN058 Sales Specifications Sheet
Other
Property comparison and ranking guide
Brochure
Processing Guidelines for EASTAR Copolyester MN058
Brochure
Laser welding Eastman medical copolyesters
Brochure
Injection Molding Troubleshooting Guide - EASTMAN Copolyesters
Brochure