Alcoa KAMA 4223 Impact Modified RPET

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Alcoa KAMA 4223 Impact Modified RPET (discontinued **)
Categories:	Polymer; Thermoplastic; Polyester, TP; Polyethylene Terephthalate (PET)
Material Notes:	Capabilities Gauge: .009” to .045” (229 to 1143 µm) Width: 12” to 48” (305 to 1219mm) Core size: 6” standard, 3” and 8” available Roll O.D.: 29” standard, available up to 50” Silicone coating Clear, custom translucent and opaque colors Gloss and matte material available 3 strategic manufacturing locations Properties For demanding application requiring good impact resistance Impact modified for superior strength Ideal for deep draw, heavier gauge applications Exceptional clarity Information provided by Alcoa Kama Co.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.33 g/cc	1.33 g/cc
Viscosity Measurement	>= 0.66	>= 0.66	Intrinsic Viscosity; ASTM D3835
Thickness	229 - 1140 microns	9.00 - 45.0 mil
Linear Mold Shrinkage	0.0030 cm/cm	0.0030 in/in	ASTM D955

Mechanical Properties	Metric	English	Comments
Tensile Strength, Yield	57.2 - 61.4 MPa	8300 - 8900 psi	ASTM D638
Elongation at Break	3.0 - 5.0 %	3.0 - 5.0 %	ASTM D638
Flexural Modulus	2.41 - 2.55 GPa	350 - 370 ksi	ASTM D790

Thermal Properties	Metric	English	Comments
Maximum Service Temperature, Air	71.1 °C	160 °F
Minimum Service Temperature, Air	-17.8 °C	0.000 °F

Processing Properties	Metric	English	Comments
Processing Temperature	121 - 160 °C	250 - 320 °F	Thermoforming Temp

Descriptive Properties
Resistance to Acid	Good to Excellent
Resistance to Alcohols	Good to Excellent
Resistance to Alkalis	Fair to Good
Resistance to Fat, Grease, and Oil	Good to Excellent
Resistance to Hydrocarbon Solvents	Good to Excellent
Resistance to Strong Oxidizers	Good to Excellent
Yield, in²/lb/mil	20810

**
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PKAMA21 / 48677

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