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Specialty Compounds RTP Company

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RTP Company RTP Radel R-7625 Polyphenyl Sulfone (PPSU); Flame Retardant
Categories: Polymer; Thermoplastic; Polyphenylsulfone (PPSU)

Material Notes: Aircraft interior grade material. Complies with AITM 2.0007 & BSS 7238 test methods for Smoke Density, <200 Ds@4min in the flaming mode. Complies with AITM 3.0005 & BSS 7239 for Toxic Gas Emission at 4 minutes. Complies with OSU 55/55 Heat Release (2 Minute Test) per FAR 25.853.

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Physical PropertiesOriginal ValueComments
Specific Gravity 1.36 g/ccASTM D 792
Water Absorption 0.30 %
@Time 86400 sec
ASTM D 570
Linear Mold Shrinkage 0.0060 - 0.0080 cm/cm
@Thickness 3.20 mm
ASTM D 955
Melt Flow 17 g/10 min
@Load 2.16 kg
ASTM D 1238
 
Mechanical PropertiesOriginal ValueComments
Tensile Strength at Break 12500 psiASTM D 638
Elongation at Break 30 %ASTM D 638
Tensile Modulus 410 ksiASTM D 638
Flexural Strength 17500 psiASTM D 790
Flexural Modulus 400 ksiASTM D 790
Izod Impact, Notched 1.30 ft-lb/in
@Thickness 3.20 mm
ASTM D 256
Izod Impact, Unnotched NB
@Thickness 3.20 mm
ASTM D 4812
 
Thermal PropertiesOriginal ValueComments
Deflection Temperature at 1.8 MPa (264 psi) 380 °FASTM D 648
Flame Spread 1.00 in/min
@Thickness 1.50 mm
Aerospace; FMVSS 302
 
Processing PropertiesOriginal ValueComments
Melt Temperature 650 - 710 °F
Mold Temperature 275 - 350 °F
Drying Temperature 300 °F
@Time 21600 sec
Moisture Content 0.040 %
Dew Point -25.0 °F
Injection Pressure 10000 - 15000 psi

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PQZRA32273 / 206053

Specialty Compounds RTP Company

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