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Dow Isoplast® 302 Polyurethane (PUR-RT), Clear Amorphous Polymer  (discontinued **)

Category Polymer , Thermoplastic , Polyurethane, TP
Manufacturer
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Dow Isoplast® 302 Polyurethane (PUR-RT), Clear Amorphous Polymer  (discontinued **).pdf
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Material Notes:
ISOPLAST® 302 resin is a clear amorphous polymer with the chemical resistance of crystalline resins. Its outstanding properties include clarity, excellent chemical resistance, toughness and high heat.Data provided by Dow Chemical.Lubrizol acquired the Isoplast product line from Dow in 2009.
Physical Properties Metric English Comments
Density 1.20 g/cc
0.0434 lb/in³
ASTM Data
Melt Density 1.14 g/cc
0.0412 lb/in³
Melt density
Linear Mold Shrinkage 0.0050 cm/cm
0.0050 in/in
Mechanical Properties Metric English Comments
Tensile Strength, Ultimate 69.0 MPa
10000 psi
ASTM Data
Tensile Strength, Yield 82.7 MPa
12000 psi
ASTM Data
Elongation at Break 30 %
30 %
ASTM Data
Elongation at Yield 6.8 %
6.8 %
ISO Data
Tensile Modulus 1.93 GPa
280 ksi
ASTM Data
Izod Impact, Notched 1.07 J/cm
2.00 ft-lb/in
ASTM Data
Charpy Impact Unnotched NB
NB
ISO Data
NB
NB
ISO Data, Low Temp
Charpy Impact, Notched 0.500 J/cm²
2.38 ft-lb/in²
ISO Data, Low Temp
1.10 J/cm²
5.24 ft-lb/in²
ISO Data
Impact Test 67.8 J

@Temperature 23.0 °C
50.0 ft-lb

@Temperature 73.4 °F
Instrumented Dart Total Energy
Thermal Properties Metric English Comments
CTE, linear, Parallel to Flow 57.6 µm/m-°C

@Temperature 20.0 °C
32.0 µin/in-°F

@Temperature 68.0 °F
ASTM data
Specific Heat Capacity 2.25 J/g-°C
0.538 BTU/lb-°F
Thermal Conductivity 0.230 W/m-K
1.60 BTU-in/hr-ft²-°F
Deflection Temperature at 0.46 MPa (66 psi) 132 °C
270 °F
Unannealed; ASTM Data
143 °C
289 °F
Annealed; ASTM Data
Deflection Temperature at 1.8 MPa (264 psi) 116 °C
241 °F
Unannealed; 138°C (280°F) annealed; ASTM Data
Vicat Softening Point 147 °C
297 °F
Optical Properties Metric English Comments
Transmission, Visible 88 %
88 %
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