Americas Styrenics MC3700-AMST Americas Styrenics Polystyrene, General Purpose

General

Material Status

Commercial: Active

Availability

North America

Features

Fast Molding Cycle

Food Contact Acceptable

Good Mold Release

Good Toughness

Uses

Color Concentrates

Consumer Applications

Containers

Cups

Disposable Drinkware

Thin-walled Parts

Agency Ratings

Appearance

Clear/Transparent

Forms

Pellets

Physical	Nominal Value	Unit	Test Method
Specific Gravity			ASTM D792
Melt Mass-Flow Rate (MFR) (200°C/5.0 kg)		g/10 min	ASTM D1238
Molding Shrinkage - Flow		in/in	ASTM D955
Mechanical	Nominal Value	Unit	Test Method
Tensile Modulus (Injection Molded)		psi	ASTM D638
Tensile Strength			ASTM D638
Break, Injection Molded		psi
Injection Molded		psi
Tensile Elongation (Break, Injection Molded)		%	ASTM D638
Flexural Modulus (Injection Molded)		psi	ASTM D790
Flexural Strength (Injection Molded)		psi	ASTM D790
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact (73°F, Injection Molded)		ft·lb/in	ASTM D256
Hardness	Nominal Value	Unit	Test Method
Rockwell Hardness (L-Scale)			ASTM D785
Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load			ASTM D648
66 psi, Unannealed		°F
264 psi, Unannealed		°F
Vicat Softening Temperature		°F	ASTM D1525
CLTE - Flow		in/in/°F	ASTM D696
Flammability	Nominal Value	Unit	Test Method
Flame Rating - UL			UL 94
UL File Number
Related Terminology
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Features
Features may also be described by the following terms: Fast Cycle, Rapid Cycle, Productivity, Fast Molding Cycle, Good Toughness, Tough, Good Mold Release, Easy Release, Good Demolding.
Uses
Uses may also be described by the following terms: Disposable Drinkware, Thin-walled Parts, Thin Walled Parts, Thin-wall Parts, Thin wall Parts, Thinwall Parts.
Agency Ratings
This plastic material has 2 certifications from the following agencies (the number in parentheses shows the number of certifications for that agency): FDA (1), USP (1).

Injection	Nominal Value	Unit
Rear Temperature		°F
Middle Temperature		°F
Front Temperature		°F
Nozzle Temperature		°F
Mold Temperature		°F
Injection Rate
Back Pressure		psi
Cushion		in
Extrusion	Nominal Value	Unit
Cylinder Zone 1 Temp.		°F
Cylinder Zone 2 Temp.		°F
Cylinder Zone 3 Temp.		°F
Cylinder Zone 4 Temp.		°F
Cylinder Zone 5 Temp.		°F
Adapter Temperature		°F
Melt Temperature		°F
Die Temperature		°F
Extrusion Notes
Zone 6 Temperature: 204 to 221°C Melt Pump, Pipes, Screen Changer Temperature: 193 to 232°C Polish Rolls Temperature: 66 to 104°C Head Pressure: 10 to 21 MPa

Notes

¹Typical properties: these are not to be construed as specifications.

Americas Styrenics MC3700-AMST

General Purpose Polystyrene

Supplied by Americas Styrenics LLC