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Chi Mei Polyrex® PG-33 Polystyrene

Category	Polymer , Thermoplastic , Polystyrene (PS) , Polystyrene, Molded, Unreinforced
Manufacturer	Chi Mei Corporation (ChiMei)
Trade Name	Polyrex®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Chi Mei Polyrex® PG-33 Polystyrene.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Standard grade

Physical Properties	Metric	English	Comments
Density	1.05 g/cc	0.0379 lb/in³	ISO 1183
Melt Flow	8.5 g/10 min @Load 10.0 kg, Temperature 220 °C	8.5 g/10 min @Load 22.0 lb, Temperature 428 °F	Melt Volume Rate (ml/10 min); ISO 1133

Mechanical Properties	Metric	English	Comments
Ball Indentation Hardness	149 MPa	21600 psi	H358/30; ISO 2039-1
Tensile Strength at Break	37.0 MPa	5370 psi	50 mm/min; ISO 527
Tensile Strength, Yield	41.0 MPa	5950 psi	50 mm/min; ISO 527
Elongation at Break	5.0 %	5.0 %	50 mm/min; ISO 527
Flexural Strength	62.0 MPa	8990 psi	2 mm/min; ISO 178
Flexural Modulus	2.40 GPa	348 ksi	2 mm/min; ISO 178
Izod Impact, Notched (ISO)	2.00 kJ/m²	0.952 ft-lb/in²	ISO 180/1A
Izod Impact, Unnotched (ISO)	7.00 kJ/m²	3.33 ft-lb/in²	ISO 180/1C
Charpy Impact Unnotched	0.900 J/cm²	4.28 ft-lb/in²	ISO 179
Charpy Impact, Notched	0.200 J/cm²	0.952 ft-lb/in²	ISO 179
Impact	2.00	2.00	Impact Flexural Test Notched (KJ/m²)
	17.0	17.0	Impact Flexural Test Unnotched (KJ/m²)

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	76.0 °C	169 °F	unannealed; ISO 75
	87.0 °C	189 °F	annealed; ISO 75
Vicat Softening Point	89.0 °C @Load 5.00 kg	192 °F @Load 11.0 lb	50°C/hr; ISO 306
	94.0 °C @Load 1.00 kg	201 °F @Load 2.20 lb	50°C/hr; ISO 306
	95.0 °C @Load 5.00 kg	203 °F @Load 11.0 lb	120°C/hr; ISO 306
	96.0 °C @Load 1.00 kg	205 °F @Load 2.20 lb	120°C/hr; ISO 306
Flammability, UL94	HB @Thickness 1.59 mm	HB @Thickness 0.0625 in	UL 94

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