BASF Styropor® P 426 Expandable Polystyrene

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BASF Styropor® P 426 Expandable Polystyrene
Categories:	Polymer; Thermoplastic; Polystyrene (PS); Expanded Polystyrene (EPS)
Material Notes:	Description: Expandable polystyrene (EPS) (blowing agent: pentane). Remarks: Good foaming capacity, energy-saving processing and short cycle time. Applications: Thin-walled molded parts. Information provided by BASF
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Physical Properties	Metric	English	Comments

Specific Gravity	1.02 - 1.05 g/cc	1.02 - 1.05 g/cc
Density	0.00310 g/cc	0.000112 lb/in³	Pentane Blowing Agent Vapor (Heavier than air)
	0.600 g/cc	0.0217 lb/in³
Bead Size	0.400 - 0.700 mm	0.0157 - 0.0276 in
Vapor Pressure	0.685 bar @Temperature 25.0 °C	514 torr @Temperature 77.0 °F

Thermal Properties	Metric	English	Comments
Softening Point	70.0 °C	158 °F	approx
Decomposition Temperature	>= 220 °C	>= 428 °F
Flash Point	>= -56.0 °C	>= -68.8 °F	Pentane Blowing Agent
Ignition Temperature	285 °C	545 °F	Pentane Blowing Agent; DIN 51794

Processing Properties	Metric	English	Comments
Moisture Content	<= 0.50 %	<= 0.50 %

Descriptive Properties
Color	White
Commercial Status	Europe
Sieve Analysis	<0.3 mm		max 3%
	>0.8 mm		max 5%
	0.3 - 0.8 mm		max 92%

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PBASG0196 / 131829

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