Celanese Crastin® SK643FR BK851 PBT-GF20FR(17)

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Celanese Crastin® SK643FR BK851 PBT-GF20FR(17)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), Glass Fiber Filled, Flame Retardant
Material Notes:	20% Glass Reinforced, Flame Retardant, Polybutylene Terephthalate Former DuPont product acquired by Celanese in 2022.
Vendors:

Available Properties

Density, ISO 1183
Water Absorption, Sim. to ISO 62
Moisture Absorption, Sim. to ISO 62
Viscosity Number, ISO 307, 1157, 1628
Linear Mold Shrinkage, Flow, ISO 294-4, 2577
Linear Mold Shrinkage, Flow, ISO 294-4, annealed
Linear Mold Shrinkage, Transverse, ISO 294-4, 2577
Linear Mold Shrinkage, Transverse, ISO 294-4, annealed
Melt Flow, ISO 1133, cm³/10min Volumetric
Tensile Strength at Break, ISO 527-1/-2
Elongation at Break, ISO 527-1/-2
Tensile Modulus, ISO 527-1/-2
Flexural Strength, ISO 178
Poissons Ratio
Charpy Impact Unnotched, ISO 179/1eU
Charpy Impact, Notched, ISO 179/1eA
Comparative Tracking Index, IEC 60112
Melting Point, ISO 11357-1/-3, 10°C/min
Deflection Temperature at 1.8 MPa (264 psi), ISO 75-1/-2
Glass Transition Temp, Tg, ISO 11357-1/-2, 10°C/min
Flammability, UL94, IEC 60695-11-10
Flammability, UL94, IEC 60695-11-10
Oxygen Index, ISO 4589-1/-2
Melt Temperature, Range, Injection
Melt Temperature, Optimum, Injection
Mold Temperature, Injection
Mold Temperature, Optimum, Injection
Ejection Temperature, Injection
Drying Temperature, Injection
Dry Time, Injection, Dehumidified Dryer
Moisture Content, Injection
Hold Pressure, Injection

Property Data

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Manufacturer Notes:
Celanese (former DuPont Mobility and Materials)

Category Notes
Plastic

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