Starex NH-1904

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

Features & Benefits

Materials Features

Flame Retardant,

Impact Resistance

Applications & Uses

Markets

Consumer Goods

Applications

Consumer Goods — Appliances & Electronics

Plastics & Elastomers End Uses

Appliances

Properties

Flame Rating

UL 94 V0,

UL 94 V1

Physical Properties

	Value	Units	Test Method / Conditions
Specific Gravity (Natural or representative color)	1.11	-	ISO 1183
Melt Flow Index - MFI (220°C/10 kg)	44	g/10 min	ISO 1133
Molding Shrinkage - MD (Flow at 2mm)	0.4~0.7	%	ISO 294-4

Mechanical Properties

	Value	Units	Test Method / Conditions
Tensile Strength at Yield (5 mm/min)	45	MPa	ISO 527
Tensile Strength at Break (5 mm/min)	44	MPa	ISO 527
Tensile Modulus (5 mm/min)	2300	MPa	ASTM D638
Tensile Strain at Break (5 mm/min)	15	%	ISO 527
Flexural Strength (2 mm/min)	68	MPa	ISO 178
Flexural Modulus (2 mm/min)	2700	MPa	ISO 178
Charpy Impact Strength - V-notched (23°C, 4mm)	7	kJ/m2	ISO 179 1eA
Notched Izod Impact Strength (23°C, 4 mm)	7	kJ/m2	ISO 180 1A

Thermal Properties

	Value	Units	Test Method / Conditions
Heat Deflection Temperature - HDT (1.8 MPa, Unannealed, 4 mm)	72	°C	ISO 75-2
Vicat Softening Temperature (B/50)	94	°C	ISO 306

Regulatory & Compliance

Certifications & Compliance

UL 94