Technical datasheet

Celanex® 2402 MT® Natural

Supplied byCelanese- Last Updated on Mar 11, 2026

Celanex® 2402 MT® Natural by Celanese is an unreinforced, semi-crystalline polybutylene terephthalate (PBT). Exhibits ideal sliding & wear behavior, high dimensional stability, good chemical resistance to polar & non-polar solvents and gamma-resistance. Improves flow, rigidity, high strength, flexibility, rapid crystallization, fast cycle time, excellent impact resistance, very low friction or noise, no environmental stress cracking, excellent colorability and good barrier properties. Suitable for processing by injection molding. Celanex® 2402 MT® Natural is recommended for medical technology applications including drug delivery systems, sliding mechanisms, snap fittings, clips & clamps, and functional parts with high dimensional precision and stability. It has displayed excellent biocompatibility and contains no animal derived materials. Celanex® 2402 MT® Natural complies with the USP 23 Class VI Certification, ISO 10993 Biocompatibility, CFR 21 177.1660 of the FDA, RoHS, PFOA, PFOS, & REACH and is listed in the Drug Master File 10047 (US) / 10033 (EU) & Device Master File 443 (US) / 1078 (EU).
Bio Based contentVisible After Login
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Benefits

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Compliance

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Certifications & Compliance
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Applications

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Availability

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Celanex® 2402 MT® Natural 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
Flame Rating, UL 940.0 Visible After LoginVisible After LoginVisible After Login
Flame Rating, UL 940.0 Visible After LoginVisible After LoginVisible After Login
Limiting Oxygen Index (LOI)0.0 Visible After LoginVisible After LoginVisible After Login

Impact properties

PropertiesValue & unitTest conditionTest method
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

Mechanical properties

PropertiesValue & unitTest conditionTest method
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Modulus of Elasticity0.0 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
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Dielectric Constant0.0 Visible After LoginVisible After LoginVisible After Login
Moisture Absorption0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Density0.0 Visible After LoginVisible After LoginVisible After Login
Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)0.0 Visible After LoginVisible After LoginVisible After Login

Rheological properties

PropertiesValue & unitTest conditionTest method
Density, Melt0.0 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)0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature (HDT), Unannealed0.0 Visible After LoginVisible After LoginVisible After Login
Heat Deflection Temperature Under Load (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
Vicat Softening Temperature0.0 Visible After LoginVisible After LoginVisible After Login

Celanex® 2402 MT® Natural Processing Guidelines

Injection Molding Processing Guidelines

PropertiesValue & unitTest conditionTest method
Back PressureVisible After LoginVisible After Login
Center TemperatureVisible 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
Feed TemperatureVisible After LoginVisible After Login
Flow Front VelocityVisible After LoginVisible After Login
Front TemperatureVisible After LoginVisible After Login
Holding PressureVisible After LoginVisible After Login
Hooper TemperatureVisible After LoginVisible After Login
Manifold TemperatureVisible 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
Rear TemperatureVisible After LoginVisible After Login

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