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PERSPEX® CP-61

Polymethyl Methacrylate Acrylic

Supplied by Plaskolite West, Inc.

The technical datasheet with complete property values for PERSPEX® CP-61 is available to members of the Prospector Plastics Database.
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General  
Material Status 
  • Commercial: Active
Availability 
  • Europe
  • North America
  
Features 
  • Electrically Insulating
  • Good Chemical Resistance
  • Good Dimensional Stability
  • Good Impact Resistance
  • Good Processability
  • Good Weather Resistance
  • High Clarity
  • High Heat Resistance
  • Low to No Odor
  • Low to No Taste
  • Machinable
  • Medium Flow
  • Medium Molecular Weight
Automotive Specifications 
Appearance 
  • Colors Available
Forms 
  • Pellets
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Melt Mass-Flow Rate (MFR) (230°C/3.8 kg)
g/10 min
 ASTM D1238
Molding Shrinkage - Flow
in/in
 ASTM D955
Water Absorption (24 hr)
%
 ASTM D570
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
psi
 ASTM D638
Tensile Strength
psi
 ASTM D638
Tensile Elongation (Break)
%
 ASTM D638
Flexural Modulus
psi
 ASTM D790
Flexural Strength
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact
ft·lb/in
 ASTM D256
Unnotched Izod Impact
ft·lb/in
 ASTM D256
Gardner Impact
in·lb
 ASTM D3029
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (M-Scale)
 
 ASTM D785
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load (264 psi, Unannealed)
°F
 ASTM D648
Vicat Softening Temperature
°F
 ASTM D1525
CLTE - Flow (-22 to 86°F)
in/in/°F
 ASTM D696
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL
 
 UL 94
Optical
Nominal Value
Unit
Test Method
Refractive Index
 
 ASTM D542
Transmittance
%
 ASTM D1003
Haze
%
 ASTM D1003
Additional Information
Thermal Index, UL-746 ABC: 50°C
Burn Rate, ASTM D635: 2.4 in/min
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: PERSPEX® CP-61, PERSPEX CP61, PERSPEX® , PERSPEX, PERSPEXCP61, CP, CP-61, CP61, CP:61, CP/61, CP+61, CP_61, CP 61, Acrylic, Acrylic, Polymethyl Methacrylate, Acrylic Polymethyl Methacrylate, Acrylic (PMMA), Acrylic PMMA, pmma, Plaskolite West, AcrylicPolymethylMethacrylate, AcrylicPMMA, 61CP
Features
Features may also be described by the following terms: Medium Flow, Medium Melt, Medium MFI, High Heat Resistance, Medium Molecular Weight, Medium MW, Good Chemical Resistance, Chemical Resistant, High Clarity, Good Dimensional Stability, Dimensionally Stable, Good Impact Resistance, Low Odor, Good Processability, Easy Processing, Low Taste, Good Weather Resistance, Weather Resistant.
Automotive Specifications
This plastic material has approval for 7 automotive specifications from the following agencies (the number in parentheses shows the number of specifications for that agency): FORD (7).
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Nozzle Temperature
°F
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Injection Notes
Heated Manifold: 400-480°F
Heated Drop (Sprue): 400-480°F
Notes
1Typical properties: these are not to be construed as specifications.
 
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.