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Ensinger PEI

Röhm CYROLITE G20-HIFLO Acrylic-Based Multipolymer Compound
Categories: Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, Gamma Radiation Resistant, Molded

Material Notes: CYROLITE G-20 HIFLO compound is an impact-modified acrylic-based multipolymer for molding and extrusion of medical applications. Typical properties of CYROLITE compound are:
  • excellent chemical resistance to fats and oils
  • excellent bonding and welding capabilities
  • excellent bonding to PVC tubing
  • good impact strength
  • good light transmission
  • good resistance to EtO, gamma and E-beam sterilization
The special properties of CYROLITE G-20 HIFLO compound are:
  • excellent melt flow rate
  • good heat resistance
Applications: Used for injection molding and extrusion of medical devices, medical packaging, as well as toys and appliance parts.

Information Provided by Evonik CYRO. The former Evonik Methacrylates business has been sold to Röhm (Roehm) GmbH.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesMetricEnglishComments
Specific Gravity 1.11 g/cc1.11 g/ccASTM D792
Bulk Density 0.650 g/cc0.0235 lb/in³ASTM D1895
Water Absorption <= 0.30 %<= 0.30 %ASTM D570
Linear Mold Shrinkage 0.0040 - 0.0070 cm/cm0.0040 - 0.0070 in/inASTM D951
Melt Flow 10 g/10 min
@Load 5.00 kg,
Temperature 230 °C
10 g/10 min
@Load 11.0 lb,
Temperature 446 °F
ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell M 2727ASTM D785
Tensile Strength at Break 48.3 MPa7000 psiASTM D638
Elongation at Break 9.5 %9.5 %ASTM D638
Elongation at Yield 3.6 %3.6 %ASTM D638
Tensile Modulus 2.55 GPa370 ksiASTM D638
Flexural Strength 64.8 MPa9400 psiASTM D790
Flexural Modulus 2.14 GPa310 ksiASTM D790
Izod Impact, Notched 1.01 J/cm
@Diameter 6.35 mm
1.90 ft-lb/in
@Diameter 0.250 in
BAR; ASTM D256
 0.587 J/cm
@Diameter 6.35 mm,
Temperature 0.000 °C
1.10 ft-lb/in
@Diameter 0.250 in,
Temperature 32.0 °F
BAR; ASTM D256
 
Thermal PropertiesMetricEnglishComments
CTE, linear 92.5 µm/m-°C
@Temperature 0.000 - 100 °C
51.4 µin/in-°F
@Temperature 32.0 - 212 °F
ASTM D696
Deflection Temperature at 1.8 MPa (264 psi) 85.6 °C
@Thickness 6.35 mm
186 °F
@Thickness 0.250 in
Annealed; ASTM D648
Vicat Softening Point 101 °C214 °FASTM D1525
 
Optical PropertiesMetricEnglishComments
Refractive Index 1.511.51ASTM D542
Haze 6.0 %6.0 %ASTM D1003
Yellow Index -0.300 %-0.300 %ASTM E313
Transmission, Visible 89 %89 %ASTM D1003
 
Processing PropertiesMetricEnglishComments
Middle Barrel Temperature 182 - 238 °C360 - 460 °FCylinder Temp
Melt Temperature 193 - 238 °C380 - 460 °F
Mold Temperature 48.9 - 82.2 °C120 - 180 °F
Drying Temperature 79.4 °C175 °F
Dry Time 3 - 4 hour3 - 4 hour

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