Toyobo Celanex® 2500-6FC PBT

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Toyobo Celanex® 2500-6FC PBT
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Unreinforced, Molded
Material Notes:	Product Description: Celanex 2500-6FC is a general purpose, unreinforced PBT with a good balance of mechanical properties and processability for use in food contact applications. Celanex 2500-6FC is a medium to high flow material that contains a lubricant and nucleant additive package. Availability: Africa & Middle East; Europe; Asia Pacific; Latin America; North America Additive: Mold Release Forms: Pellets Processing Method: Injection Molding Information provided by Celanese
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Physical Properties	Original Value	Comments

Density	1.31 g/cc	ISO 1183
Melt Density	1.11 g/cc	Fill Analysis, Melt
Water Absorption	0.20 %	Equilibrium, 50% RH; ISO 62
Water Absorption at Saturation	0.45 %	ISO 62
Maximum Moisture Content	0.020
Linear Mold Shrinkage, Flow	0.018 - 0.023 cm/cm	ISO 294-4
Linear Mold Shrinkage, Transverse	0.018 - 0.021 cm/cm	ISO 294-4
Melt Flow	40 g/10 min @Load 2.16 kg, Temperature 250 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	7980 psi	ISO 527-2/50
Tensile Strength, Yield	8990 psi	ISO 527-2/50
Elongation at Break	15 %	Nominal; ISO 527-2/50
Elongation at Yield	4.0 %	ISO 527-2/50
Tensile Modulus	392000 psi	ISO 527-1
Charpy Impact Unnotched	62.0 ft-lb/in² @Temperature -30.0 °C	ISO 179/1eU
	64.0 ft-lb/in² @Temperature 22.8 °C	ISO 179/1eU
Charpy Impact, Notched	2.10 ft-lb/in² @Temperature -30.0 °C	ISO 179/1eA
	2.40 ft-lb/in² @Temperature 22.8 °C	ISO 179/1eA

Electrical Properties	Original Value	Comments
Volume Resistivity	>= 1.00e+13 ohm-cm	IEC 62631-3-1
Surface Resistance	>= 1.00e+15 ohm	IEC 62631-3-2

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	61.0 µin/in-°F	ISO 11359-2
Specific Heat Capacity	0.459 BTU/lb-°F	Fill Analysis, Melt
Thermal Conductivity	0.920 BTU-in/hr-ft²-°F	Fill Analysis, Melt
Melting Point	437 °F	ISO 11357-3
Deflection Temperature at 0.46 MPa (66 psi)	320 °F	Unannealed; ISO 75-2/B
Deflection Temperature at 1.8 MPa (264 psi)	140 °F	Unannealed; ISO 75-2/A
Vicat Softening Point	374 °F	ISO 306/B50

Processing Properties	Original Value	Comments
Processing Temperature	68.0 - 122 °F	Hopper
	482 - 500 °F	Hot Runner
Feed Temperature	374 - 392 °F	Injection
Rear Barrel Temperature	464 - 482 °F
Middle Barrel Temperature	464 - 482 °F
Front Barrel Temperature	473 - 491 °F
Nozzle Temperature	482 - 500 °F
Zone 4	473 - 491 °F	Injection
Melt Temperature	482 - 500 °F
Mold Temperature	167 - 185 °F
Ejection Temperature	426 °F	Fill Analysis
Drying Temperature	248 - 284 °F
Dry Time	2.00 - 4.00 hour

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PHCQ6189 / 310882

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