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Taita Chemical 861N/B

Chemical Family
Styrenics

GPPS (General Purpose Polystyrene) 861N/B is used in CD-case, electrical appliances, house hardware, cassettes, cosmetic cases, Lamp, Decoration and toys.

Properties

Physical Form
  • Pellets
  • Solid

Product families

Applications

Applications
  • Consumer Goods — Appliances & Electronics
  • Consumer Goods — Sports & Recreation
Building & Construction — Building Materials
  • Structural Components
Electrical & Electronics — Devices & Assemblies
  • Consumer Electronics
Printing & Packaging — Packaging
  • Non-Food Consumer Packaging

Product Families

Plastics — Basic Thermoplastics
  • Styrenics

Other characteristics

Polymer Name
General Purpose Polystyrene (GPPS)
Melt Flow Index
7.0 - 7.0 g/10 min
Processing Methods
Injection Molding
Color
Transparent
Markets
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
  • Printing & Packaging
Flame Rating
UL 94 HB
Technology
Plastics
Characteristic
  • Injection Grade
  • The most state of the art form US NOVA CHEMICAL
  • Low Residual Monomer
  • Good Heat Resistance
  • Mold Dimension Stability
  • Good Transparency
  • Easy Processing
Material Features
  • Excellent Transparency Properties
  • Good Electrical Properties
  • Heat Stabilized
Certifications and Compliance

Directive 2011/65/EC amended through EU/2015/863 (RoHS); FDA 21 CFR 177.1640; UL 94

Plastics and Elastomers End Uses
  • Appliances
  • Building Hardware
  • Cosmetic Packaging
  • Toys
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
Injection Molding

Technical data

Table 1 of 5

8 rows
CharacteristicValueUnitMethod
Elongation at Break (23°C, 1/8” Sample)2.0%D638
Haze (2.8mm thick)0.4%—
Izod Impact Strength (23°C, A method, notched 1/4”×1/2”×5/2”)1.4kg-cm/cmD256
Melt Flow Index (200°C, 5 kg load)7.0g/10minD1238
Residual SM monomer300.0ppm—
Specific Gravity1.046—D542
Tensile Strength at Yield (23°C,1/8” Sample)450.0kg/cm2D638
Vicat Softening Temperature (1 kg load, 3 mm Thick ,120 °C/hr )100.0°CD1525

Table 2 of 5

9 rows
CharacteristicValueMethod
RTI Elec (1.5 mm)50.0UL 746
RTI Elec (3.0 mm)50.0UL 746
RTI Elec (6.0 mm)50.0UL 746
RTI Imp (1.5 mm)50.0UL 746
RTI Imp (3.0 mm)50.0UL 746
RTI Imp (6.0 mm)50.0UL 746
RTI Str (1.5 mm)50.0UL 746
RTI Str (3.0 mm)50.0UL 746
RTI Str (6.0 mm)50.0UL 746

Table 3 of 5

9 rows
CharacteristicValueMethod
Arc ResistancePLC 6ASTM D495
Comparative Tracking IndexPLC 1UL 746
High Amp Arc lgnition (1.5 mm)PLC 3UL 746
High Amp Arc lgnition (3.0 mm)PLC 3UL 746
High Amp Arc lgnition (6.0 mm)PLC 3UL 746
High Voltage Arc Tracking RatePLC 2UL 746
Hot-Wire Ignition (1.5 mm)PLC 2UL 746
Hot-Wire Ignition (3.0 mm)PLC 1UL 746
Hot-Wire Ignition (6.0 mm)PLC 0UL 746

Table 4 of 5

6 rows
CharacteristicValueMethod
Flame Rating (1.5 mm, ALL)HBUL 94
Flame Rating (1.5 mm, ALL)HB75IEC 60695-11-10, -20
Flame Rating (3.0 mm, ALL)HBUL 94
Flame Rating (3.0 mm, ALL)HB40EC 60695-11-10, -20
Flame Rating (6.0 mm, ALL)HBUL 94
Flame Rating (6.0 mm, ALL)HB40IEC 60695-11-10, -20

Table 5 of 5

12 rows
CharacteristicValueUnit
Back Pressure71 - 213psi(kgf/cm2)
Drying Temperature80 - 85°C
Drying Time2.0 - 4.0hr
Front Zone205 - 225°C
Melt Zone180 - 190°C
Middle Zone195 - 220°C
Mold Temperature35 - 70°C
Molding PressureLow to Moderate—
Molding SpeedLow to Moderate—
Nozzle210 - 230°C
Rear Zone185 - 210°C
Screw Speed30 - 120rpm

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