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VALOX* 4521 Resin

Polybutylene Terephthalate

Glass Fiber Reinforcement, 20%

Supplied by SABIC Innovative Plastics

The technical datasheet with complete property values for VALOX* 4521 Resin is available to members of the Prospector Plastics Database.
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Product Description
VALOX 4521 is a high flow, 20% glass reinforced flame retardant PBT injection moulding resin. Applications: electrical applications
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Filler / Reinforcement 
  • Glass Fiber Reinforcement, 20% Filler by Weight
Additive 
  • Flame Retardant
Features 
  • Flame Retardant
  • High Flow
  
Uses 
  • Electrical/Electronic Applications
Processing Method 
  • Injection Molding
Multi-Point Data 
  • Flexural DMA (ASTM D4065)
  • Tensile Creep (ASTM D2990)
  • Tensile Fatigue
  • Tensile Stress vs. Strain (ASTM D638)
  
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Molding Shrinkage
     Internal Method
Flow: 0.126 in
in/in
  
Across Flow: 0.126 in
in/in
  
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus 2
psi
 ASTM D638
Tensile Strength 3
     ASTM D638
Yield
psi
  
Break
psi
  
Tensile Elongation 3
     ASTM D638
Yield
%
  
Break
%
  
Flexural Modulus 4 (1.97 in Span)
psi
 ASTM D790
Flexural Strength 4 (Break, 1.97 in Span)
psi
 ASTM D790
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact (73°F)
ft·lb/in
 ASTM D256
Unnotched Izod Impact (73°F)
ft·lb/in
 ASTM D4812
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load
     ASTM D648
66 psi, Unannealed, 0.126 in
°F
  
264 psi, Unannealed, 0.126 in
°F
  
Electrical
Nominal Value
Unit
Test Method
Arc Resistance (PLC) 5
 
 ASTM D495
Flammability
Nominal Value
Unit
Test Method
Flame Rating - UL (0.0300 in)
 
 UL 94
UL
Nominal Value
Unit
Test Method
RTI Str
°F
 UL 746
RTI Imp
°F
 UL 746
RTI Elec
°F
 UL 746
Comparative Tracking Index (CTI) (PLC)
 
 UL 746
High Voltage Arc Tracking Rate (HVTR) (PLC)
 
 UL 746
Hot-wire Ignition (HWI) (PLC)
 
 UL 746
High Amp Arc Ignition (HAI) (PLC)
 
 UL 746
Related Terminology
This supplier and product may also be known by these terms: GE Plastics, LNP Engineering Plastics, GE Polymerland

Product names can be difficult to match. You may have searched any one of these terms to find this product: VALOX* 4521 Resin, VALOX 4521 Resin, VALOX* , VALOX, VALOX4521Resin, 4521 Resin, 4521Resin, Polybutylene Terephthalate, PBT, Polyester, SABIC IP, PolybutyleneTerephthalate, Resin4521
Features
Features may also be described by the following terms: High Flow, High Melt, High MFI.
Uses
Uses may also be described by the following terms: Electrical Applications, Electronic Applications, Electrical/Electronic Applications, Electrical Sector.
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Drying Time, Maximum
hr
  
Suggested Max Moisture
%
  
Suggested Shot Size
%
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Nozzle Temperature
°F
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Back Pressure
psi
  
Screw Speed
rpm
  
Vent Depth
in
  
Notes
1Typical properties: these are not to be construed as specifications.
20.20 in/min
3Type I, 0.20 in/min
40.051 in/min
5Tungsten Electrode
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.