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PCTG美國伊士曼 DA003-8999KTechnical Data Sheet
Eastalloy? Polymer DA003-8999K, Clear
Product De
Eastalloy? DA003-8999K is a clear copolyester/polycarbonate alloy. This product has good impact strength, chemical resistance, dimensional stability and low shrinkage rates. DA003-8999K can be molded into thick-walled parts with essentially no crystalline haze generation.
Typical Properties
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Propertya |
Testb |
Typical Value, Unitsc |
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Method |
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General Properties (ASTM Method) |
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Specific Gravity |
D 792 |
1.20 |
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Water Absorption, 24 h immersion |
D 570 |
0.13% |
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Mold Shrinkage Parallel to Flow, 3.2-mm |
D 955 |
0.005-0.007 mm/mm (0.005- |
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(0.125-in.) thickness |
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0.007 in./in.) |
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Mechanical Properties (ASTM Method) |
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Tensile Stress @ Yield |
D 638 |
56 |
MPa (8100 psi) |
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Tensile Stress @ Break |
D 638 |
60 |
MPa (8700 psi) |
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Elongation @ Yield |
D 638 |
6% |
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Elongation @ Break |
D 638 |
150% |
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Flexural Modulus |
D 790 |
2140 MPa (3.1 x 105 psi ) |
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Flexural Yield Strength |
D 790 |
86 |
MPa (12500 psi) |
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Rockwell Hardness, R Scale |
D 785 |
117 |
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Izod Impact Strength, Notched |
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@ 23°C (73°F) |
D 256 |
NB |
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@ -40°C (-40°F) |
D 256 |
75 |
J/m (1.4 ft·lbf/in.) |
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Impact Strength, Unnotched |
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@ 23°C (73°F) |
D 4812 |
NB |
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@ -40°C (-40°F) |
D 4812 |
NB |
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Impact Resistance (Puncture), Energy @ Max. Load |
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@ 23°C (73°F) |
D 3763 |
51 |
J (38 ft·lbf) |
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@ -40°C (-40°F) |
D 3763 |
46 |
J (34 ft·lbf) |
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Thermal Properties (ASTM Method) |
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Deflection Temperature |
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@ 0.455 MPa (66 psi) |
D 648 |
103°C (218°F) |
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