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Idemitsu Chemicals Xarec® EA 522 is a Syndiotactic Polystyrene (SPS) product filled with 22% glass fiber. It can be processed by injection molding and is available in Africa & Middle East, Asia Pacific, Europe, Latin America, or North America.Characteristics include: Flame Rated Flame Retardant

Polymer Name: Syndiotactic Polystyrene (sPS)

Fillers Included: Glass Fiber

Processing Methods: Injection Molding

Additives Included: Flame Retardant, Impact Modifier

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Fillers Included
Plastics & Elastomers Functions
Technologies

Features & Benefits

Applications & Uses

Plastics & Elastomers End Uses
Plastics & Elastomers Processing Methods

Properties

Flame Rating
Physical Form
Flame Rating
UL 94 5VA
Physical Properties
ValueUnitsTest Method / Conditions
Mold Shrinkage - Cross Flow (-30°C)53x10-6mm/mm/°CTMA
Mold Shrinkage - Flow (-30°C)24x10-6mm/mm/°CTMA
Water Absorption (24h, 50% RH)0.01%ISO 62
Density1.32g/cm3ISO 1183/A
Glass Content22wt%
Thermal Properties
ValueUnitsTest Method / Conditions
Linear Thermal Expansion Coefficient - Cross Flow0.5–0.7%Idemitsu Method
Linear Thermal Expansion Coefficient - Flow0.2–0.4%Idemitsu Method
Deflection Temperature Under Load (1.8 MPa)230ISO 75 A
Deflection Temperature Under Load (0.45 MPa)265ISO 75 B
Electrical Properties
ValueUnitsTest Method / Conditions
Arc Resistance5PLC levelASTM D495
Comparative Tracking Index - CTI1PLC levelIEC 60112 Solution A
Dielectric Constant (1 MHz)3-ASTM D 150
Dissipation Factor (1 MHz)0.001-ASTM D 150
RTI Mechanical with Impact (Imp)120°CUL 746B
RTI Mechanical Without Impact (Str)120°CUL 746B
Dielectric Strength35kV/mmIEC 60243-1
RTI Elec125°CUL 746B
Volume Resistivitymin. 1E+16Ω·cmASTM D257
Flammability
ValueUnitsTest Method / Conditions
Flammability (1.5 mm)V0ClassUL 94
Flammability (2.2 mm)5VAClassUL 94
High Ampere Arc Resistance - HAI (1.5 mm)0PLC levelUL 746A
High Ampere Arc Resistance - HAI (3.0 mm)0PLC levelUL 746A
High Voltage Arc Tracking Rate - HVTR0PLC levelUL 746A
Hot Wire Ignition - HWI (1.5 mm)1PLC levelUL 746A
Hot Wire Ignition - HWI (3.0 mm)0PLC levelUL 746A
Processing Parameters
ValueUnitsTest Method / Conditions
Pre-drying Timings3.0 - 5h
Pre-drying Temperature120°C
Mold Temperature130 - 155°C
Melt Temperature280 - 310°C

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Regional Availability
  • Asia Pacific
  • Europe
  • Latin America
  • North America