Polymer Resources AC-GP3 Acetal Copolymer, High Flow, Thin Wall Applications

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Polymer Resources AC-GP3 Acetal Copolymer, High Flow, Thin Wall Applications (discontinued **)
Categories:	Polymer; Thermoplastic; Acetal (Polyoxymethylene, POM); Acetal Copolymer, Unreinforced
Material Notes:	Process: Molding or Extrusion Notes: All physical, mechanical and thermal testing conducted on 1/8-inch thick, un-pigmented, test samples. Information provided by Polymer Resources Corporation.
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Physical Properties	Original Value	Comments

Specific Gravity	1.41 g/cc	ASTM D792
Linear Mold Shrinkage	0.018 - 0.022 cm/cm	ASTM D955
Melt Flow	22 - 32 g/10 min @Load 2.16 kg, Temperature 190 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	8900 psi	ASTM D638
Tensile Strength, Yield	8900 psi	ASTM D638
Flexural Strength	13100 psi	ASTM D790
Flexural Modulus	377 ksi	ASTM D790
Izod Impact, Notched	1.00 ft-lb/in @Temperature 22.8 °C	ASTM D256
Gardner Impact	200 in-lb	ASTM D3029

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	315 °F	ASTM D648
Deflection Temperature at 1.8 MPa (264 psi)	230 °F	ASTM D648
Flammability, UL94	HB @Thickness 1.59 mm
	HB @Thickness 3.17 mm

Processing Properties	Original Value	Comments
Rear Barrel Temperature	335 - 345 °F
Middle Barrel Temperature	355 - 365 °F
Front Barrel Temperature	365 - 375 °F
Melt Temperature	360 - 390 °F
Mold Temperature	170 - 200 °F
Drying Temperature	175 - 185 °F
Dry Time	3.00 - 4.00 hour
Vent Depth	0.000500 in

**
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PPOLYQ019 / 160533

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