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Master Bond adhesives

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Celanese Crastin® FR684NH1 NC010 PBT-GF25FR(40)
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT); Polybutylene Terephthalate (PBT), 30% Glass Fiber Filled; Polybutylene Terephthalate (PBT), Glass Fiber Filled, Flame Retardant
Material Notes: 25% Glass Reinforced, Flame Retardant, Non-Halogenated, Polybutylene Terephthalate

Former DuPont product acquired by Celanese in 2022.
Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 1.52 g/ccISO 1183
Water Absorption 0.25 %
@Thickness 2.00 mm		DS; Sim. to ISO 62
Moisture Absorption 0.100 %
@Thickness 2.00 mm		DS; Sim. to ISO 62
Linear Mold Shrinkage, Flow 0.0050 cm/cmISO 294-4, 2577
Linear Mold Shrinkage, Transverse 0.012 cm/cmISO 294-4, 2577
Spiral Flow 28.0 cm
@Pressure 110 MPa		width/thickness = 2mm
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break 95.0 MPaISO 527-1/-2
Elongation at Break 2.5 %ISO 527-1/-2
Tensile Modulus 9400 MPaISO 527-1/-2
Poissons Ratio 0.34
Charpy Impact Unnotched 43.0 kJ/m²
@Temperature 23.0 °C		ISO 179/1eU
 46.0 kJ/m²
@Temperature -30.0 °C		ISO 179/1eU
Charpy Impact, Notched 6.80 kJ/m²
@Temperature -30.0 °C		ISO 179/1eA
 7.50 kJ/m²
@Temperature 23.0 °C		ISO 179/1eA
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity >= 1.00e+15 ohm-cmIEC 62631-3-1
Surface Resistance >= 1.00e+15 ohmIEC 62631-3-2
Dielectric Strength 42.0 kV/mmIEC 60243-1
Comparative Tracking Index 600 VIEC 60112
 >= 600 VPLC 0; UL 746A
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 20.0 µm/m-°C
@Temperature 55.0 - 160 °C		ISO 11359-1/-2
 23.0 µm/m-°C
@Temperature -40.0 - 23.0 °C		ISO 11359-1/-2
 29.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		ASTM E 831
CTE, linear, Transverse to Flow 66.0 µm/m-°C
@Temperature -40.0 - 23.0 °C		ISO 11359-1/-2
Melting Point 223 °C10°C/min; ISO 11357-1/-3
Hot Ball Pressure Test 220 °CIEC 60695-10-2
Deflection Temperature at 1.8 MPa (264 psi) 205 °CISO 75-1/-2
Glass Transition Temp, Tg 55.0 °C10°C/min; ISO 11357-1/-2
Flammability, UL94 V-0
@Thickness 0.750 mm		IEC 60695-11-10
 V-0
@Thickness 1.50 mm		IEC 60695-11-10
Oxygen Index 40 %ISO 4589-1/-2
Glow Wire Ignition Temperature 750 °C
@Thickness 0.400 mm		IEC 60695-2-12
 750 °C
@Thickness 0.750 mm		IEC 60695-2-13
 750 °C
@Thickness 1.00 mm		IEC 60695-2-13
 750 °C
@Thickness 1.50 mm		IEC 60695-2-13
 800 °C
@Thickness 3.00 mm		IEC 60695-2-13
Glow Wire Flammability Index 960 °C
@Thickness 0.400 mm		IEC 60695-2-12
 960 °C
@Thickness 0.750 mm		IEC 60695-2-12
 960 °C
@Thickness 1.00 mm		IEC 60695-2-12
 960 °C
@Thickness 1.50 mm		IEC 60695-2-12
 960 °C
@Thickness 3.00 mm		IEC 60695-2-12
 
Processing PropertiesOriginal ValueComments
Melt Temperature 250 °COptimum, Injection
 240 - 260 °CRange, Injection
Mold Temperature 80.0 °COptimum, Injection
 30.0 - 130 °CInjection
Ejection Temperature 170 °CInjection
Drying Temperature 120 °CInjection
Dry Time 2.00 - 4.00 hourInjection, Dehumidified Dryer
Moisture Content <= 0.040 %Injection
Hold Pressure >= 60.0 MPaInjection
 
Descriptive Properties
AdditivesFlame retardant
 Non-halogenated/Red phosphorous free flame retardant
Back pressureAs low as possible
Drying RecommendedyesInjection
Emission of organic compounds (µgC/g)39VDA 277
Part Marking Code>PBT-GF25FR(40)<ISO 11469
PolymerPBT-GF25 FR(40)
Processing Hold Pressure Time (s/mm)3Injection
Railway classificationR22DIN 53236
Railway classification ratingHL1EN 45545-2
Resin IdentificationPBT-GF25FR(40)ISO 1043

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PDSX5015p / 254323

Rulon Bearings




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