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LNP™ THERMOCOMP™ Compound WF004

Chemical Family
Polyesters

SABIC's Specialties Business LNP THERMOCOMP WF004 compound is based on Polybutylene Terephthalate (PBT) resin containing 20% glass fiber. This product does not contain PFAS intentionally added during SHPP’s manufacturing process and are not expected to contain unintentional PFAS impurities. Each user is responsible for evaluating the presence of unintentional PFAS impurities.

Product families

Plastics — Engineering & Specialty Polymers
  • Polyesters & Copolyesters

Other characteristics

Brand
LNP™ THERMOCOMP™ Compound
Polymer Name
Polybutylene Terephthalate (PBT)
Fillers Included
Glass Fiber
Flexural Modulus
6660.0 - 6660.0 MPa
Additives Included
Mold Release Agent
Processing Methods
Injection Molding
Note

ᵍ Measurements made from Laboratory test Coupon. Actual shrinkage may vary outside of range due to differences in processing conditions, equipment, part geometry and tool design. It is recommended that mold shrinkage studies be performed with surrogate or legacy tooling prior to cutting tools for new molded article.; ᵖ UL ratings shown on the technical datasheet might not cover the full range of thicknesses and colors. For details, please see the UL Yellow Card.; ⁷ Injection Molding parameters are only mentioned as general guidelines. These may not apply or may need adjustment in specific situations such as low shot sizes, large part molding, thin wall molding and gas-assist molding.; ¹¹ The information stated on Technical Datasheets should be used as indicative only for material selection purposes and not be utilized as specification or used for part or tool design.

Markets
  • Automotive & Transportation
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
  • Personal Care
  • Printing & Packaging
Flame Rating
UL 94 HB
Technology
Plastics
Labeling Claims
No Added PFAS
Material Features
  • Cost Effective
  • Good Mold Release
  • High Modulus
  • High Stiffness
  • No Added PFAS
Country Availability
  • Canada
  • Mexico
  • USA
Certifications and Compliance
UL 94
Plastics and Elastomers End Uses
  • Appliances
  • Automotive Applications
  • Automotive Under The Hood
  • Building Materials
  • Cell Phones
  • Commercial Appliance
  • Computer Components
  • Consumer Applications
Plastics and Elastomers Functions
Resin

Technical data

Table 1 of 6

17 rows
CharacteristicValueUnitMethod
Tensile Stress (Break, Type I, 5 mm/min) ¹¹117MPaASTM D638
Tensile Stress (Yield, 5 mm/min) ¹¹109MPaISO 527
Tensile Strain (Break, Type I, 5 mm/min) ¹¹2.7%ASTM D638
Tensile Strain (Yield, 5 mm/min) ¹¹3.3%ISO 527
Tensile Strain (Yield, 5 mm/min) ¹¹2.4%ISO 527
Tensile Modulus (at 1 mm/min) ¹¹6600MPaISO 527
Tensile Modulus (at 1 mm/min) ¹¹7590MPaISO 527
Tensile Modulus (at 50 mm/min) ¹¹7580MPaASTM D638
Flexural Stress (Yield, 1.3 mm/min, 50 mm span) ¹¹183MPaASTM D790
Flexural Stress (Yield, at 2 mm/min) ¹¹169MPaISO 178
Flexural Modulus (at 2 mm/min) ¹¹6000MPaISO 178
Flexural Modulus (at 2 mm/min) ¹¹6660MPaISO 178

Table 2 of 6

8 rows
CharacteristicValueUnitMethod
Mold Shrinkage (on Tensile Bar, flow) ᵍ ¹¹0.3 - 0.6%SABIC method
Density ¹¹1.46g/cm³ASTM D792
Density ¹¹1.45g/cm³ISO 1183
Specific Gravity ¹¹1.47—ASTM D792
Moisture Absorption (at 23°C, 50% RH, 24hrs) ¹¹0.05%ASTM D570
Mold Shrinkage (flow, 24 hrs) ᵍ ¹¹0.3 - 0.5%ASTM D955
Mold Shrinkage (xflow, 24 hrs) ᵍ ¹¹1 - 3%ASTM D955
Moisture Absorption (at 23°C, 50% RH) ¹¹0.07%ISO 62

Table 3 of 6

12 rows
CharacteristicValueUnitMethod
Coefficient of Thermal Expansion (at 23°C to 60°C, flow) ¹¹0.0000341/°CISO 11359-2
Coefficient of Thermal Expansion (at 23°C to 60°C, xflow) ¹¹0.0001131/°CISO 11359-2
Heat Deflection Temperature/Bf (at 0.45 Mpa, Flatw 80*10*4, sp=64mm) ¹¹219°CISO 75/Bf
Heat Deflection Temperature/Af (at 1.8 Mpa, Flatw 80*10*4, sp=64mm) ¹¹198°CISO 75/Af
Heat Deflection Temperature/Af (at 1.8 Mpa, Flatw 80*10*4, sp=64mm) ¹¹192°CISO 75/Af
Relative Temperature Index (Electrical) ᵖ ¹¹75°CUL 746B
Relative Temperature Index (Mechanical with impact) ᵖ ¹¹75°CUL 746B
Relative Temperature Index (Mechanical without impact) ᵖ ¹¹75°CUL 746B
Heat Deflection Temperature (at 0.45 MPa, 3.2 mm, Unannealed) ¹¹222°CASTM D648
Heat Deflection Temperature (at 1.82 MPa, 3.2mm, Unannealed) ¹¹207°CASTM D648
Coefficient of Thermal Expansion (at -30°C to 30°C, flow) ¹¹0.0000391/°CASTM D696
Coefficient of Thermal Expansion (at -30°C to 30°C, xflow) ¹¹0.0001021/°CASTM D696

Table 4 of 6

8 rows
CharacteristicValueUnitMethod
Izod Impact (Unnotched, 80*10*4, at 23°C) ¹¹35kJ/m²ISO 180/1U
Izod Impact (Unnotched, 80*10*4, at 23°C) ¹¹45kJ/m²ISO 180/1U
Izod Impact (Notched, 80*10*4, at 23°C) ¹¹8kJ/m²ISO 180/1A
Izod Impact (Notched, 80*10*4, at 23°C) ¹¹6kJ/m²ISO 180/1A
Izod Impact (Unnotched, at 23°C) ¹¹601J/mASTM D4812
Izod Impact (Notched, at 23°C) ¹¹60J/mASTM D256
Multi-Axial Impact ¹¹1JISO 6603
Instrumented Dart Impact Total Energy (at 23°C) ¹¹7JASTM D3763

Table 5 of 6

10 rows
CharacteristicValueUnit
Drying Temperature ⁷120°C
Drying Time ⁷4Hrs
Maximum Moisture Content ⁷0.05%
Melt Temperature ⁷240 - 265°C
Front - Zone 3 Temperature ⁷260 - 270°C
Middle - Zone 2 Temperature ⁷245 - 255°C
Rear - Zone 1 Temperature ⁷220 - 230°C
Mold Temperature ⁷80 - 100°C
Back Pressure ⁷0.2 - 0.3MPa
Screw Speed ⁷30 - 60rpm

Table 6 of 6

1 row
CharacteristicValueUnitMethod
UL Recognized (94HB Flame Class Rating) ᵖmin. 1.5mmUL 94

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