About |
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Cristal™ 401 copolyester is a high flow product that contains mold release for ease of ejection. It is designed and engineered specifically for cosmetics packaging applications. With its unsurpassed color and clarity and an unmatched ability to mold thick parts with improved gate aesthetics, Cristal™ is clearly a well suited copolyester for premium cosmetics packaging. Other outstanding features of Cristal™ are excellent chemical resistance, high gloss, and improvements in processing such as faster cycle times, and lower scrap rates. Cristal™ is also ideally suited for two-shot molding techniques due to its lower processing temperatures, very slow crystallization rate, and flow characteristics.&& |
Product Description | |
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Supplier | Eastman |
Generic | PCTG |
Material Status | Commercial: Active |
Features | Excellent Processability,Good flexibility,Good surface appearance,High liquidity,Quick molding cycle,Solvent resistance,Good coloring |
Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
Technical Data | |||
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PHYSICAL | Nominal value | Unit | Test method |
Density | 1.28 | g/cm³ | ASTM D792 |
Shrinkage rate | |||
MD:3.2 mm | 0.20 to 0.50 | % | ASTM D955 |
IMPACT | Nominal value | Unit | Test method |
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Impact strength of cantilever beam notch | |||
-40℃ | 44 | J/m | |
23℃ | 100 | J/m | |
Notched impact strength of cantilever beam | |||
-40℃ | 无断裂 | ||
23℃ | 无断裂 |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | |||
0.45 MPa, unannealed | 68.0 | ℃ | |
1.8 MPa, unannealed | 61.0 | ℃ |
optical performance | Nominal value | Unit | Test method |
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Transmittance | 91.8 | % | ASTM D1003 |
Haze | 0.40 | % | ASTM D1003 |
MECHANICAL | Nominal value | Unit | Test method |
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Rockwell hardness | |||
R-level | 108 | ASTM D785 | |
Tensile modulus | |||
23℃ | 2040 | MPa | ASTM D638 |
23℃ | 2030 | MPa | ISO 527-2 |
tensile strength | |||
Yield, 23 ℃ | 50.0 | MPa | ASTM D638 |
Fracture, 23 ℃ | 24.0 | MPa | ASTM D638 |
Fracture, 23 ℃ | 20.0 | MPa | ISO 527-2 |
Tensile strain | |||
Yield, 23 ℃ | 4.4 | % | ASTM D638 |
Yield, 23 ℃ | 4.3 | % | ISO 527-2 |
Fracture, 23 ℃ | 44 | % | ASTM D638 |
Fracture, 23 ℃ | 39 | % | ISO 527-2 |
Bending modulus | |||
23℃ | 1810 | MPa | ASTM D790 |
bending strength | |||
23℃ | 66.0 | MPa | ASTM D790 |
Process Conditions | |||
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injection | Nominal value | Unit | Test method |
Drying temperature | 65 | °C | |
Drying time | 8.0 | hr | |
Processing (melt) temperature | 205 to 240 | °C | |
Mold temperature | 16 to 38 | °C |
Notes |
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1. Typical properties: these are not to be construed as specifications. |
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