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Master Bond adhesives
SABIC VALOX™ FR 4521 PBT (Asia)
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)

Material Notes: VALOX 4521 is a 20% glass filled, high flow, flame retardant Polybutylene Terephthalate (PBT) injection moldable grade. It has excellent chemical resistance and a UL94V0@0.75 flame rating and 5VA@2.0mm.

Information provided by SABIC

Vendors:
Available Properties
  • Specific Gravity, ASTM D792
  • Tensile Strength at Break, ASTM D638, 5 mm/min
  • Tensile Strength, Yield, ASTM D638, 5 mm/min
  • Elongation at Break, ASTM D638, 5 mm/min
  • Elongation at Yield, ASTM D638, 5 mm/min
  • Tensile Modulus, ASTM D638, 5 mm/min
  • Flexural Strength, ASTM D790, brk, 1.3 mm/min, 50 mm span
  • Flexural Modulus, ASTM D790, 1.3 mm/min, 50 mm span
  • Izod Impact, Notched, ASTM D256
  • Izod Impact, Unnotched, ASTM D4812
  • Arc Resistance, ASTM D495
  • Comparative Tracking Index, UL 746A
  • Hot Wire Ignition, HWI, UL 746A
  • High Amp Arc Ignition, HAI, UL 746A
  • High Voltage Arc-Tracking Rate, HVTR, UL 746A
  • Hot Ball Pressure Test, IEC 60695-10-2
  • Deflection Temperature at 0.46 MPa (66 psi), ASTM D648, unannealed
  • Deflection Temperature at 1.8 MPa (264 psi), ASTM D648, unannealed
  • UL RTI, Electrical, UL 746B
  • UL RTI, Mechanical with Impact, UL 746B
  • UL RTI, Mechanical without Impact, UL 746B
  • Flammability, UL94, UL 94
  • Nozzle Temperature, Injection Molding
  • Zone 1
  • Zone 2
  • Zone 3
  • Melt Temperature
  • Mold Temperature
  • Drying Temperature, Injection Molding
  • Dry Time, Injection Molding
  • Dry Time, Cumulative; Injection Molding
  • Moisture Content
  • Back Pressure
  • Shot Size
  • Vent Depth
  • Screw Speed
  
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Manufacturer Notes:
Saudi Basic Industries Corporation; SABIC Innovative Plastics (GE Plastics)

Category Notes
Plastic

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