NAXALOY® 780 MRC Polymers Polycarbonate + PBT

Physical	Nominal Value	Unit	Test Method
Specific Gravity			ASTM D792
Molding Shrinkage - Flow		in/in	ASTM D955
Water Absorption (24 hr)		%	ASTM D570
Mechanical	Nominal Value	Unit	Test Method
Tensile Strength (Break, 0.126 in)		psi	ASTM D638
Flexural Modulus (0.126 in)		psi	ASTM D790
Flexural Strength (0.126 in)		psi	ASTM D790
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact (0.126 in)		ft·lb/in	ASTM D256
Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load			ASTM D648
66 psi, Unannealed		°F
264 psi, Unannealed		°F
Related Terminology
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Injection	Nominal Value	Unit
Drying Temperature		°F
Drying Time		hr
Dew Point		°F
Suggested Max Moisture		%
Suggested Shot Size		%
Rear Temperature		°F
Middle Temperature		°F
Front Temperature		°F
Nozzle Temperature		°F
Processing (Melt) Temp		°F
Mold Temperature		°F
Injection Pressure		psi
Injection Rate
Back Pressure		psi
Screw Speed		rpm
Cushion		in
Vent Depth		in
Injection Notes
Drying Air Flow Rate: 0.8 to 1 CFM per lb/hour or resin processes Hold: 40 to 60% of injection pressure Packing: 50 to 75% of injection pressure

Notes

¹Typical properties: these are not to be construed as specifications.

NAXALOY® 780