XT® Polymer 255 Acrylic-Based Multipolymer Molding Compound

Acrylic-Based Multipolymer Molding Compound.

Details Compound

Producer
Supplier
Other Applications

molded parts
refrigerator parts

Technical data

Quantity Value Unit Comment
Appearance Properties
Refractive index 1.515 ASTM D542
Physical Properties
Bulk density 0.650 g/ml Apparent Bulk Density; ASTM D1895
MFI 4.0 g/10min ASTM D1238@Load 5.00 kg, Temperature 230 °C
Density 1.11 g/ml ASTM D792
Linear Mold Shrinkage 0.0040 - 0.0070 cm/cm ASTM D551
Thermal Properties
Vicat softening temperature 101 ºC ASTM D1525
Heat Deflection temperature 90.0 ºC Annealed;ASTM D648;at 1.8 MPa
Thermal Expansion 79.0 µm/m-°C ;;linear@Temperature 0.000-100.0 °C
Specific Heat Capacity 1.90 J/gºC @Temperature 100 °C
Thermal Conductivity 0.220 W/mk
Specific Heat Capacity 2.30 J/gºC @Temperature 175 °C
Specific Heat Capacity 1.30 J/gºC @Temperature 25.0 °C
Flameability
Mechanical Properties
Charpy Impact Strength (notched) 9.10 kJ/m² J/cm; ASTM D256
Compressive Strength 79.0 MPa ASTM D695; at Yield
Flexural modulus-MD 2700 MPa ASTM D790
Elongation at break-MD 5.6 % ASTM D638
Flexural strength 87.0 MPa ASTM D790; at Yield
Tensile modulus-MD 2800 MPa ASTM D638
Rockwell Hardness 48 ASTM D785;Rockwell M
Izod impact strength (notched) 64.0 J/m bar; ASTM D256@Diameter 6.35 mm
Tensile strength 57.0 MPa ASTM D638;ultimate
Elongation at yield 3.0 % ASTM D638
Izod impact strength (notched) 48.0 J/m bar; ASTM D256@Diameter 6.35 mm,Temperature 0.000 °C
Chemical Properties
Water absorption <0.30 % ASTM D570
Optical Properties
Transmittance 88 % ASTM D1003;visible
Haze 7.0 % ASTM D1003