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Mitsubishi Rayon ACRYPET IR K304 001 PMMA Resin
Categories: Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, Impact Modified, Molded

Material Notes: Balanced impact strength, molding property, and heat resistance.

Typical Products: Visor, outer pillar of automobile.

Information provided by Mitsubishi Rayon Co.,Ltd.

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 PropertiesOriginal ValueComments
Specific Gravity 1.17 g/ccISO 1183; JIS K7112
Water Absorption 0.30 %
@Time 86400 sec
ISO 62
Linear Mold Shrinkage 0.0030 - 0.0070 cm/cmMRC method
Melt Flow 3.0 g/10 min
@Load 3.80 kg,
Temperature 230 °C
ISO 1133
Spiral Flow 150 cm
@Thickness 2.00 mm,
Temperature 250 °C
MRC method
 270 cm
@Thickness 2.00 mm,
Temperature 250 °C
MRC method
 
Mechanical PropertiesOriginal ValueComments
Hardness, Rockwell M 80ISO 2039
Tensile Strength 65.0 MPa1A/5; ISO 527
Elongation at Break 19 %1A/5; ISO 527
Modulus of Elasticity 2.30 GPa1A/1; ISO 527
Flexural Strength 98.0 MPaISO 178
Flexural Modulus 2.40 GPaISO 178
Izod Impact, Unnotched (ISO) 2.90 kJ/m²1A; ISO 180
Charpy Impact Unnotched 43.0 kJ/m²11eU; ISO 179
Charpy Impact, Notched 2.60 kJ/m²1eA; ISO 179
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity >= 1e+12 ohm-cmJIS K6911
Surface Resistance >= 1.00e+16 ohmJIS K6911
Dielectric Constant 3.7
@Frequency 60 Hz
JIS K6911
Dielectric Strength 20.0 kV/mm4kV/sec; JIS K6911
Dissipation Factor 0.050
@Frequency 60 Hz
JIS K6911
 
Thermal PropertiesOriginal ValueComments
CTE, linear 80.0 µm/m-°CASTM D696
Specific Heat Capacity 1.50 J/g-°CJIS K7123
Thermal Conductivity 0.200 W/m-KASTM C177
Deflection Temperature at 1.8 MPa (264 psi) 93.0 °CISO 75
Vicat Softening Point 98.0 °C
@Load 5.10 kg
ISO 75
 
Optical PropertiesOriginal ValueComments
Refractive Index 1.49
@Wavelength 587.6 nm
nd; ASTM D542
Haze 0.50 %
@Thickness 3.00 mm
ISO 14782
Transmission, Visible 92 %
@Thickness 3.00 mm
ISO 13468
 
Descriptive Properties
Arc Resistanceno trackJIS K6911

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PMITS9911 / 185886

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