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Rulon Bearings

SABIC VALOX™ FR 771 PBT (Europe)
Categories: Polymer; Thermoplastic; Polyester, TP; Polybutylene Terephthalate (PBT)

Material Notes: VALOX 771 is a 35% mineral/glass filled, flame retardant Polybutylene Terephthalate (PBT) injection moldable grade. It has excellent chemical resistance and a UL94V0@0.75 flame rating and 5VA@2.0mm. This grade also has a CTI of 0 and is a good candidate for applications that may see electrical arcing.

Information provided by SABIC

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Physical PropertiesMetricEnglishComments
Specific Gravity 1.70 g/cc1.70 g/ccASTM D792
Density 1.70 g/cc0.0614 lb/in³ISO 1183
Filler Content 35 %35 %ASTM D229
Water Absorption 0.94 %0.94 %23°C/sat; ISO 62
Moisture Absorption 0.0900 %0.0900 %23°C / 50% RH; ISO 62
Viscosity 140 cP
@Shear Rate 1500 1/s,
Temperature 260 °C
140 cP
@Shear Rate 1500 1/s,
Temperature 500 °F
melt; ISO 11443
Linear Mold Shrinkage, Flow 0.0030 - 0.0060 cm/cm0.0030 - 0.0060 in/inSABIC method
Linear Mold Shrinkage, Transverse 0.0040 - 0.010 cm/cm0.0040 - 0.010 in/inSABIC method
Melt Flow  8.0 g/10 min
@Load 5.00 kg,
Temperature 250 °C
8.0 g/10 min
@Load 11.0 lb,
Temperature 482 °F
cm³/10 min; ISO 1133
 16 g/10 min
@Load 5.00 kg,
Temperature 265 °C
16 g/10 min
@Load 11.0 lb,
Temperature 509 °F
cm³/10 min; ISO 1133
 20 g/10 min
@Load 5.00 kg,
Temperature 266 °C
20 g/10 min
@Load 11.0 lb,
Temperature 511 °F
ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 111111ISO 2039-2
Ball Indentation Hardness 120 MPa17400 psiISO 2039-1
Tensile Strength at Break 85.0 MPa12300 psi5 mm/min; ISO 527
 85.0 MPa12300 psi5 mm/min; ASTM D638
Tensile Strength, Yield 85.0 MPa12300 psi5 mm/min; ISO 527
 85.0 MPa12300 psi5 mm/min; ASTM D638
Elongation at Break 2.0 %2.0 %5 mm/min; ASTM D638
 2.0 %2.0 %5 mm/min; ISO 527
Elongation at Yield 2.0 %2.0 %5 mm/min; ASTM D638
 2.0 %2.0 %5 mm/min; ISO 527
Tensile Modulus 9.50 GPa1380 ksi5 mm/min; ASTM D638
 9.70 GPa1410 ksi1mm/min; ISO 527
Flexural Strength 110 MPa16000 psibrk, 1.3 mm/min, 50 mm span; ASTM D790
 120 MPa17400 psi2 mm/min; break; ISO 178
Flexural Yield Strength 110 MPa16000 psi1.3 mm/min, 50 mm span; ASTM D790
 120 MPa17400 psi2 mm/min; ISO 178
Flexural Modulus 7.90 GPa1150 ksi1.3 mm/min, 50 mm span; ASTM D790
 8.40 GPa1220 ksi2 mm/min; ISO 178
Flexural Strain at Break 2.0 %2.0 %2 mm/min; ISO 178
Izod Impact, Notched 0.520 J/cm0.974 ft-lb/inASTM D256
 0.510 J/cm
@Temperature -30.0 °C
0.955 ft-lb/in
@Temperature -22.0 °F
ASTM D256
 0.520 J/cm
@Temperature 0.000 °C
0.974 ft-lb/in
@Temperature 32.0 °F
ASTM D256
Izod Impact, Unnotched 3.90 J/cm7.31 ft-lb/inASTM D4812
 3.90 J/cm
@Temperature -30.0 °C
7.31 ft-lb/in
@Temperature -22.0 °F
ASTM D4812
Izod Impact, Notched (ISO) 5.00 kJ/m²2.38 ft-lb/in²80*10*4; ISO 180/1A
 5.00 kJ/m²
@Temperature 0.000 °C
2.38 ft-lb/in²
@Temperature 32.0 °F
80*10*4; ISO 180/1A
 5.00 kJ/m²
@Temperature -30.0 °C
2.38 ft-lb/in²
@Temperature -22.0 °F
80*10*4; ISO 180/1A
Izod Impact, Unnotched (ISO) 25.0 kJ/m²11.9 ft-lb/in²80*10*4; ISO 180/1U
 25.0 kJ/m²
@Temperature -30.0 °C
11.9 ft-lb/in²
@Temperature -22.0 °F
80*10*4; ISO 180/1U
Charpy Impact Unnotched 2.90 J/cm²13.8 ft-lb/in²ISO 179/2C
 4.50 J/cm²21.4 ft-lb/in²Edgew 80*10*4 sp=62mm; ISO 179/1eU
 2.00 J/cm²
@Temperature -30.0 °C
9.52 ft-lb/in²
@Temperature -22.0 °F
Edgew 80*10*4 sp=62mm; ISO 179/1eU
 2.90 J/cm²
@Temperature -30.0 °C
13.8 ft-lb/in²
@Temperature -22.0 °F
ISO 179/2C
Charpy Impact, Notched 0.400 J/cm²1.90 ft-lb/in²Edgew 80*10*4 sp=62mm; ISO 179/1eA
 0.600 J/cm²2.86 ft-lb/in²ISO 179/2C
 0.400 J/cm²
@Temperature -30.0 °C
1.90 ft-lb/in²
@Temperature -22.0 °F
Edgew 80*10*4 sp=62mm; ISO 179/1eA
 0.600 J/cm²
@Temperature -30.0 °C
2.86 ft-lb/in²
@Temperature -22.0 °F
ISO 179/2C
Taber Abrasion, mg/1000 Cycles 5555CS-17, 1 kg; SABIC method
 
Electrical PropertiesMetricEnglishComments
Volume Resistivity >= 1.00e+15 ohm-cm>= 1.00e+15 ohm-cmASTM D257
 >= 1.00e+15 ohm-cm>= 1.00e+15 ohm-cmIEC 60093
Surface Resistance >= 1.00e+15 ohm>= 1.00e+15 ohmROA; IEC 60093
Dielectric Constant  3.1
@Frequency 1e+6 Hz
3.1
@Frequency 1e+6 Hz
IEC 60250
 3.3
@Frequency 50.0 - 60.0 Hz
3.3
@Frequency 50.0 - 60.0 Hz
IEC 60250
Dielectric Strength  20.0 kV/mm
@Thickness 3.20 mm
508 kV/in
@Thickness 0.126 in
in oil; IEC 60243-1
 23.0 kV/mm
@Thickness 1.60 mm
584 kV/in
@Thickness 0.0630 in
in oil; IEC 60243-1
Dissipation Factor  0.0095
@Frequency 50.0 - 60.0 Hz
0.0095
@Frequency 50.0 - 60.0 Hz
IEC 60250
 0.0128
@Frequency 1e+6 Hz
0.0128
@Frequency 1e+6 Hz
IEC 60250
Arc Resistance 180 - 240 sec180 - 240 secASTM D495
Comparative Tracking Index 175 V175 VIEC 60112
 600 V600 VIEC 60112
Hot Wire Ignition, HWI >= 120 sec>= 120 secUL 746A
High Amp Arc Ignition, HAI >= 120 arcs>= 120 arcsUL 746A
High Voltage Arc-Tracking Rate, HVTR 0.000 - 10.0 mm/min0.000 - 0.394 in/minUL 746A
 
Thermal PropertiesMetricEnglishComments
CTE, linear, Parallel to Flow  22.5 µm/m-°C
@Temperature -40.0 - 40.0 °C
12.5 µin/in-°F
@Temperature -40.0 - 104 °F
ISO 11359-2
 30.0 µm/m-°C
@Temperature 23.0 - 80.0 °C
16.7 µin/in-°F
@Temperature 73.4 - 176 °F
ISO 11359-2
 30.1 µm/m-°C
@Temperature 23.0 - 150 °C
16.7 µin/in-°F
@Temperature 73.4 - 302 °F
ISO 11359-2
CTE, linear, Transverse to Flow  59.0 µm/m-°C
@Temperature -40.0 - 40.0 °C
32.8 µin/in-°F
@Temperature -40.0 - 104 °F
ISO 11359-2
 95.0 µm/m-°C
@Temperature 23.0 - 80.0 °C
52.8 µin/in-°F
@Temperature 73.4 - 176 °F
ISO 11359-2
 135 µm/m-°C
@Temperature 23.0 - 150 °C
75.0 µin/in-°F
@Temperature 73.4 - 302 °F
ISO 11359-2
Hot Ball Pressure Test 125 °C257 °FIEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi) 215 °C419 °FEdgew 120*10*4 sp=100mm; ISO 75/Be
 220 °C428 °FFlatw 80*10*4 sp=64mm; ISO 75/Bf
 220 °C
@Thickness 3.20 mm
428 °F
@Thickness 0.126 in
unannealed; ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 190 °C374 °FFlatw 80*10*4 sp=64mm; ISO 75/Af
 190 °C374 °F1.8 MPa Edgew 120*10*4 sp=100mm; ISO 75/Ae
 203 °C
@Thickness 3.20 mm
397 °F
@Thickness 0.126 in
unannealed; ASTM D648
Vicat Softening Point 190 °C374 °FRate B/50; ASTM D1525
 190 °C374 °FRate B/120; ISO 306
 190 °C374 °FRate B/50; ISO 306
 220 °C428 °FRate A/50; ISO 306
 220 °C428 °FRate A/50; ASTM D1525
UL RTI, Electrical 120 °C248 °FUL 746B
UL RTI, Mechanical with Impact 125 °C257 °FUL 746B
UL RTI, Mechanical without Impact 140 °C284 °FUL 746B
Flammability, UL94  V-2
@Thickness 0.620 mm
V-2
@Thickness 0.0244 in
UL 94
 V-0
@Thickness 0.750 mm
V-0
@Thickness 0.0295 in
UL 94
 5VA
@Thickness 2.00 mm
5VA
@Thickness 0.0787 in
UL 94
Oxygen Index 31 %31 %ISO 4589
Glow Wire Test  675 °C
@Thickness 2.00 mm
1250 °F
@Thickness 0.0787 in
IEC 60695-2-13
 675 °C
@Thickness 1.00 mm
1250 °F
@Thickness 0.0394 in
IEC 60695-2-13
 775 °C
@Thickness 3.00 mm
1430 °F
@Thickness 0.118 in
IEC 60695-2-13
 960 °C
@Thickness 1.00 mm
1760 °F
@Thickness 0.0394 in
IEC 60695-2-12
 
Processing PropertiesMetricEnglishComments
Processing Temperature 40.0 - 60.0 °C104 - 140 °FHopper Temperature
Nozzle Temperature 240 - 260 °C464 - 500 °FInjection Molding
Zone 1 230 - 245 °C446 - 473 °F
Zone 2 240 - 255 °C464 - 491 °F
Zone 3 245 - 265 °C473 - 509 °F
Melt Temperature 250 - 270 °C482 - 518 °F
Mold Temperature 40.0 - 100 °C104 - 212 °F
Drying Temperature 110 - 120 °C230 - 248 °FInjection Molding
Dry Time 2.00 - 4.00 hour2.00 - 4.00 hourInjection Molding
Moisture Content 0.020 %0.020 %

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PSABI10322 / 243789

Master Bond adhesives

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