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ACRYREX® CM-205

Polymethyl Methacrylate Acrylic

Supplied by CHI MEI CORPORATION

The technical datasheet with complete property values for ACRYREX® CM-205 is available to members of the Prospector Plastics Database.
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Product Description
High heat injection grade. It can resist high temperature. High mechanical strength.

Applications:
The indicator cover of scooter and automobile/sun glasses/digital watch cover.
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Asia Pacific
  • Europe
  • Latin America
  • North America
  • South America
Features 
  • Good Weather Resistance
  • High Heat Resistance
  • High Strength
Uses 
  • Automotive Applications
  • Protective Coverings
  
RoHS Compliance 
Appearance 
  • Clear/Transparent
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Apparent Density
g/cm³
 ASTM D1182
Melt Mass-Flow Rate (MFR) (230°C/3.8 kg)
g/10 min
 ASTM D1238
Molding Shrinkage - Flow
in/in
 ASTM D955
Water Absorption (Equilibrium)
%
 ASTM D570
Mechanical
Nominal Value
Unit
Test Method
Tensile Strength 2 (Yield, 0.125 in)
psi
 ASTM D638
Tensile Elongation 2 (Break, 0.125 in)
%
 ASTM D638
Flexural Strength 3 (0.250 in)
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (73°F, 0.250 in)
ft·lb/in
 ASTM D256
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (M-Scale, 0.250 in)
 
 ASTM D785
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (264 psi, Unannealed, 0.250 in)
°F
 ASTM D648
Vicat Softening Temperature
°F
 ASTM D1525 4
Electrical
Nominal Value
Unit
Test Method
Volume Resistivity
ohm·cm
 ASTM D257
Dielectric Strength
V/mil
 ASTM D149
Dielectric Constant
 
 ASTM D150
Dissipation Factor
 
 ASTM D150
Power Factor
 
 ASTM D150
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL (0.0625 in)
 
 UL 94
Optical
Nominal Value
Unit
Test Method
Refractive Index
 
 ASTM D542
Transmittance (125 mil)
%
 ASTM D1003
Related Terminology
This supplier and product may also be known by these terms: ChiMei

Product names can be difficult to match. You may have searched any one of these terms to find this product: ACRYREX® CM-205, ACRYREX CM205, ACRYREX® , ACRYREX, ACRYREXCM205, CM, CM-205, CM205, CM:205, CM/205, CM+205, CM_205, CM 205, Acrylic, Acrylic, Polymethyl Methacrylate, Acrylic Polymethyl Methacrylate, Acrylic (PMMA), Acrylic PMMA, pmma, Chi Mei, AcrylicPolymethylMethacrylate, AcrylicPMMA, 205CM
Features
Features may also be described by the following terms: High Heat Resistance, High Strength, Good Weather Resistance, Weather Resistant.
Uses
Uses may also be described by the following terms: Automotive Applications, Automotive Sector, Protective Coverings, Protective Covering.
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Mold Temperature
°F
  
Notes
1Typical properties: these are not to be construed as specifications.
20.24 in/min
30.11 in/min
4Rate A (50°C/h)
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.