Taita Chemical EPS-321N

Identification & Functionality

Chemical Family

Styrenics

Polymer Name

Expanded Polystyrene (EPS)

Plastics & Elastomers Functions

Resin

Technologies

Plastics

Product Families

Plastics — Basic Thermoplastics

Styrenics

Features & Benefits

Materials Features

Good Strength,

Self Extinguishing

Applications & Uses

Markets

Building & Construction,

Consumer Goods,

Electrical & Electronics

Applications

Building & Construction — Building Envelope & Roofing

EIFS & Insulation

Consumer Goods — Cold-Chain & Insulation

Electrical & Electronics — Packaging & Assembly

Other Packaging & Assembly Applications

Properties

Color

Transparent

Flame Rating

UL 94 HF1

Physical Form

Beads,

Solid

Properties Of Beads

Properties	Unit	MM	T	S	SS	F
Bead Size Range	mm	1.2-1.8 90% min	1.0-1.4 90% min.	0.8-1.1 90% min	0.65-0.9 90% min.	0.45-0.75 90% min.
Expandability(Time)	--	80-95	70-85	65-80	65-80	55-70
Water Content max	%	0.5	0.5	0.5	0.5	0.5

 

Properties Of Molded Foams

Properties		Unit	MM	T	S	SS	F
Density		kg / m 3	12-25	15-30	15-30	15-30	17-35
Compressive Strength min.		kgf / m 2	0.7	0.8	0.8	0.8	0.8
Flexural Strength min.		kg f/ m 2	2.0	2.5	2.5	2.5	3.0
Thermal Conductivity		kcal/mh℃	0.039 ~ 0.028	0.036 ~ 0.027	0.036 ~ 0.027	0.036 ~ 0.027	0.036 ~ 0.027
Flammability		UL	94HF-1	94HF-1	94HF-1	94HF-1	94HF-1
Chemical Resistance	Acid	--	Good	Good	Good	Good	Good
	Alkali	--	Good	Good	Good	Good	Good
	Solvent	--	Poor	Poor	Poor	Poor	Poor

 

 

Regulatory & Compliance

Certifications & Compliance

UL 94