MatWeb, The Online Materials Database

LNP (SABIC Innovative Plastics) VALOX® SMV5846 PBT + PET Alloy, 20% Carbon Fiber Reinforcement

Subcategory: Filled/Reinforced Thermoplastic; Polybutylene Terephthalate (PBT); Polyester, TP; Polyethylene Terephthalate (PET); Polymer; Thermoplastic

Close Analogs: Saudi Basic Industries Corporation (SABIC) announced on August 31st, 2007, the completion of its purchase of GE Plastics.

Material Notes:
ESD Applications

• Features: Good Chemical Resistance, High Flow, Flame Retardant
• Forms: Pellets
• Processing Method: Injection Molding

Physical Properties	Original Value		Comments
Specific Gravity	1.47 g/cc		ASTM D792
Mechanical Properties
Tensile Strength, Yield	128 MPa		Type I, 5 mm/min; ASTM D638
Flexural Modulus	12.2 GPa		(50.8 mm Span) 1mm/min; ASTM D790
Flexural Strength	198 MPa		at Break, (50.8 mm Span) 1mm/min; ASTM D790
Izod Impact, Notched	0.427 J/cm		ASTM D256
Electrical Properties
Volume Resistivity	7 ohm-cm		ASTM D257
Surface Resistance	3000 ohm		ASTM D257
Static Decay	Max 0.01 sec		5000V to <50V; FTMS101B
Thermal Properties
Deflection Temperature at 1.8 MPa (264 psi)	203 °C		Unannealed (6.35 mm); ASTM D648
Processing Properties
Rear Barrel Temperature	238 - 254 °C
Middle Barrel Temperature	243 - 260 °C
Front Barrel Temperature	249 - 266 °C
Nozzle Temperature	243 - 260 °C
Melt Temperature	249 - 266 °C
Mold Temperature	65.6 - 87.8 °C
Drying Temperature	121 °C
Dry Time	3 - 12 hour
Moisture Content	0.02 %		Suggested
Back Pressure	0.345 - 0.689 MPa
Clamp Pressure	41 - 83 MPa
Shot Size	40 - 80 %		Suggested
Vent Depth	0.0025 - 0.0038 cm
Screw Speed	50 - 80 rpm