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Eastman Eastar MN211 Copolyester, Natural

Category Polymer , Thermoplastic , Polyester, TP
Manufacturer Eastman Chemical
Trade Name Eastar
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Eastar copolyesters are brilliantly clear polymers that have excellent impact strength, chemical resistance, dimensional stability, and low shrinkage rates. MN211 contains a mold release.Applications/UsesMedical
Physical Properties Metric English Comments
Specific Gravity 1.27 g/cc
1.27 g/cc
ASTM D792
Water Absorption 0.13 %
0.13 %
24h Immersion; ASTM D570
Linear Mold Shrinkage 0.0020 - 0.0050 cm/cm

@Thickness 3.20 mm
0.0020 - 0.0050 in/in

@Thickness 0.126 in
ASTM D955
Mechanical Properties Metric English Comments
Hardness, Rockwell R 106
106
ASTM D785
Tensile Strength at Break 28.0 MPa
4060 psi
ASTM D638
Tensile Strength, Yield 50.0 MPa
7250 psi
ASTM D638
Elongation at Break 110 %
110 %
ASTM D638
Elongation at Yield 4.3 %
4.3 %
ASTM D638
Flexural Strength 70.0 MPa
10200 psi
ASTM D790
Flexural Modulus 2.10 GPa
305 ksi
ASTM D790
Izod Impact, Notched 0.370 J/cm

@Temperature -40.0 °C
0.693 ft-lb/in

@Temperature -40.0 °F
ASTM D256
1.01 J/cm

@Temperature 23.0 °C
1.89 ft-lb/in

@Temperature 73.4 °F
ASTM D256
Izod Impact, Unnotched NB
NB
ASTM D4812
NB

@Temperature -40.0 °C
NB

@Temperature -40.0 °F
ASTM D4812
Thermal Properties Metric English Comments
Specific Heat Capacity 1.30 J/g-°C

@Temperature 60.0 °C
0.311 BTU/lb-°F

@Temperature 140 °F
DSC
2.01 J/g-°C

@Temperature 240 °C
0.480 BTU/lb-°F

@Temperature 464 °F
DSC
Thermal Conductivity 0.190 W/m-K
1.32 BTU-in/hr-ft²-°F
ASTM C177
Deflection Temperature at 0.46 MPa (66 psi) 70.0 °C
158 °F
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 63.0 °C
145 °F
ASTM D648
Vicat Softening Point 85.0 °C
185 °F
1kg load; ASTM D1525
Optical Properties Metric English Comments
Haze 0.30 %
0.30 %
ASTM D1003
Transmission, Visible 88 %
88 %
Regular Transmittance; ASTM D1003
91 %
91 %
Total Transmittance; ASTM D1003
Processing Properties Metric English Comments
Melt Temperature 249 - 271 °C
480 - 520 °F
Mold Temperature 16.0 - 38.0 °C
60.8 - 100 °F
Drying Temperature 71.0 °C
160 °F
Dry Time 4 - 6 hour
4 - 6 hour
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