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NOVA Chemicals DYLARK® 378 Impact Grade Engineering Resin

Category Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Impact Modified
Manufacturer NOVA Chemicals
Trade Name Dylark®
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF NOVA Chemicals DYLARK® 378 Impact Grade Engineering Resin.pdf
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Material Notes:
Features:High heat resistance Good chemical resistance High impact strength Excellent flow characteristicsApplications:Automotive interior trim applications Automotive consoles Structural HousingsInformation provided by Nova ChemicalsINEOS NOVA began October 1 2007 as an expansion of the 50:50 joint venture between NOVA Chemicals and INEOS to include North American assets. 
Physical Properties Metric English Comments
Specific Gravity 1.06 g/cc
1.06 g/cc
ISO 1183
Linear Mold Shrinkage 0.0060 cm/cm
0.0060 in/in
ISO 2577
Melt Flow 1.0 g/10 min

@Load 2.16 kg,
Temperature 230 °C
1.0 g/10 min

@Load 4.76 lb,
Temperature 446 °F
ISO 1133
Mechanical Properties Metric English Comments
Tensile Strength, Ultimate 30.0 MPa
4350 psi
ISO 527-2
Elongation at Break 12 %
12 %
ISO 527-2
Tensile Modulus 2.30 GPa
334 ksi
ISO 527-2
Flexural Strength 59.0 MPa
8560 psi
ISO 178
Flexural Modulus 2.40 GPa
348 ksi
ISO 178
Izod Impact, Notched (ISO) 7.50 kJ/m²
3.57 ft-lb/in²
ISO 180/1A
Charpy Impact Unnotched 5.60 J/cm²
26.7 ft-lb/in²
ISO 179/1eU
Charpy Impact, Notched 0.720 J/cm²
3.43 ft-lb/in²
ISO 179/1eA
Thermal Properties Metric English Comments
CTE, linear 78.0 µm/m-°C

@Temperature 20.0 °C
43.3 µin/in-°F

@Temperature 68.0 °F
NOVA Chemicals Laboratory Procedure
Deflection Temperature at 1.8 MPa (264 psi) 99.0 °C

@Diameter 4.00 mm
210 °F

@Diameter 0.157 in
Unannealed; bar; ISO 75-2
Processing Properties Metric English Comments
Processing Temperature 177 - 260 °C
351 - 500 °F
Profile temperatures
Melt Temperature 204 - 260 °C
399 - 500 °F
air purge at equilibrium conditions
Mold Temperature 43.0 - 60.0 °C
109 - 140 °F
Core surface temp. at equilibrium
54.0 - 71.0 °C
129 - 160 °F
Cavity surface temp. at equilibrium
Back Pressure 0.345 - 0.689 MPa
50.0 - 100 psi
Typically 50 psi
Screw Speed 40 - 80 rpm
40 - 80 rpm
Descriptive Properties Value Comments
Injection Speed medium-fast
Typically fast
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