MAYRENE® MW222 U

Identification & Functionality

Chemical Family

High-Impact Polystyrene (HIPS),

Styrenics

Polymer Name

High Impact Polystyrene (HIPS)

Plastics & Elastomers Functions

Resin

Technologies

Plastics

Product Families

Plastics — Basic Thermoplastics

Styrenics

Applications & Uses

Markets

Automotive & Transportation,

Consumer Goods,

Electrical & Electronics,

Printing & Packaging

Applications

Automotive & Transportation — Other Automotive & Transportation Applications

Consumer Goods — Other Consumer Goods Applications

Electrical & Electronics — Other Electrical & Electronics Applications

Printing & Packaging — Other Printing & Packaging Applications

Properties

Flame Rating

UL 94 HB

Typical Properties

	Value	Units	Test Method / Conditions
Specific Gravity	1.04 - 1.06	g/cm3	ASTM D-792
Water Absorption at 23°C	0.10 - 0.13	%	ASTM D-570
Tensile Strength	190 - 260	kg/cm2	ASTM D 638
Tensile Elongation	32 - 44	%	ASTM D 638
Flexural Modulus	19000 - 26000	kg/cm2	ASTM D 790
Flexural Strength	360 - 480	kg/cm2	ASTM D 790
Izod Impact V-notched, 1/8"	6 - 9	kg.cm/cm	ASTM D 256
Melt Flow Index	4 - 8	g/10min	ASTM D 1238
Heat Distortion Temperature at 4.6kg/cm2	75.8 - 83.8	°C	ASTM D-648
Flammability	HB	—	UL-94
Drying Hour	2 - 3	hr	—
Drying Temperature	80 - 90	°C	—
Melt Temperature	190 - 230	°C	—

Regulatory & Compliance

Certifications & Compliance

UL 94