Technical datasheet

Celanex® 2500 30/2251

Supplied byCelanese- Last Updated on May 7, 2025

Celanex® 2500 30/2251 by Celanese is an unreinforced, nucleated, semi-crystalline polybutylene terephthalate (PBT). Exhibits easy flow, high strength, rigidity & toughness, low creep even at high temperatures, rapid crystallization, fast cycle time, paintability, good electrical properties, no environmental stress cracking, good weathering resistance, very good low friction and wear resistant properties.
  • Provides excellent dimensional stability, low moisture absorption and powerful insulation resistance, along with resistance to a wide range of chemicals, solvents, oils and greases.
  • Can be processed using injection molding.
  • Celanex® 2500 30/2251 is recognized by Underwriters Laboratories, USA (UL), as UL 94 HB at 1.0 mm thickness and complies with the PFOS, PFOA and RoHS regulations.
Bio Based contentVisible After Login

Benefits

Visible After Login|

Visible After Login|

Visible After Login

Compliance

Certifications & Compliance
Visible After Login

Applications

Recommended markets

No data available

Conversion mode

Visible After Login|
Visible After Login|
Visible After Login

Availability

Product Status:Visible After Login

Celanex® 2500 30/2251 properties

Electrical properties

PropertiesValue & unitTest conditionTest method
Comparative Tracking Index (CTI)0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Strength0.0 Visible After LoginVisible After LoginVisible After Login
Dissipation Factor0.0 Visible After LoginVisible After LoginVisible After Login
Dissipation Factor0.0 Visible After LoginVisible After LoginVisible After Login
Surface Resistivity0.0 Visible After LoginVisible After LoginVisible After Login
Volume Resistivity0.0 Visible After LoginVisible After LoginVisible After Login

Flammability properties

PropertiesValue & unitTest conditionTest method
Flammability (UL 94)0.0 Visible After LoginVisible After LoginVisible After Login
Flammability (UL 94)0.0 Visible After LoginVisible After LoginVisible After Login
Limiting Oxygen Index (LOI)0.0 Visible After LoginVisible After LoginVisible After Login

Mechanical properties

PropertiesValue & unitTest conditionTest method
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Unnotched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Unnotched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Modulus of Elasticity0.0 Visible After LoginVisible After LoginVisible After Login
Nominal Strain at Break0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Modulus, Creep0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Modulus, Creep0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Break0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Density, Melt0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Yield0.0 Visible After LoginVisible After LoginVisible After Login
Moisture Absorption0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Density0.0 Visible After LoginVisible After LoginVisible After Login
Melt Volume Flow Rate (MVR)0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
CTE, Linear, Parallel to Flow0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT), Unannealed0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT), Unannealed0.0 Visible After LoginVisible After LoginVisible After Login
Melting Point0.0 Visible After LoginVisible After LoginVisible After Login
Specific Heat Capacity0.0 Visible After LoginVisible After LoginVisible After Login
Thermal Conductivity0.0 Visible After LoginVisible After LoginVisible After Login
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

Celanex® 2500 30/2251 Processing Guidelines

Injection Molding Processing Guidelines

PropertiesValue & unitTest conditionTest method
Back PressureVisible After LoginVisible After Login
Cylinder Zone 1 TemperatureVisible After LoginVisible After Login
Cylinder Zone 2 TemperatureVisible After LoginVisible After Login
Cylinder Zone 3 TemperatureVisible After LoginVisible After Login
Cylinder Zone 4 TemperatureVisible After LoginVisible After Login
Drying TemperatureVisible After LoginVisible After Login
Drying TimeVisible After LoginVisible After Login
Ejection temperatureVisible After LoginVisible After Login
Feed TemperatureVisible After LoginVisible After Login
Flow Front VelocityVisible After LoginVisible After Login
Holding PressureVisible After LoginVisible After Login
Hooper TemperatureVisible After LoginVisible After Login
Injection PressureVisible After LoginVisible After Login
Manifold TemperatureVisible After LoginVisible After Login
Maximum Barrel Residence TimeVisible After LoginVisible After Login
Melt TemperatureVisible After LoginVisible After Login
Moisture Content (Max)Visible After LoginVisible After Login
Mold Shrinkage (parallel)Visible After LoginVisible After Login
Mold TemperatureVisible After LoginVisible After Login
Nozzle TemperatureVisible After LoginVisible After Login
Peripheral screw speedVisible After LoginVisible After Login

Related products