Röhm XT® Polymer X800RG Acrylic-Based Multipolymer Compound

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Röhm XT® Polymer X800RG Acrylic-Based Multipolymer Compound
Categories:	Polymer; Thermoplastic; Acrylic (PMMA); Acrylic, General Purpose, Molded
Material Notes:	XT polymer X800RG compound is an impact-modified acrylic-based multipolymer for molding, extrusion and blow molding applications. Typical properties of XT polymer compounds are: outstanding thermoformability superior heat distortion temperatures excellent bonding and welding capabilities good impact strength good light transmission resistant to EtO, gamma and E-beam sterilization resistant to PVC plasticizers The special property of XT polymer 375 compund is high melt flow rate good chemical resistance Application: Used for food packaging and appliance parts Information Provided by Evonik CYRO. The former Evonik Methacrylates business has been sold to Röhm (Roehm) GmbH.
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Physical Properties	Original Value	Comments

Specific Gravity	1.11 g/cc	ASTM D792
Bulk Density	0.650 g/cc	ASTM D1895
Water Absorption	<= 0.30 %	ASTM D570
Linear Mold Shrinkage	0.0040 - 0.0070 cm/cm	ASTM D951
Melt Flow	11 g/10 min @Load 5.00 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Rockwell M	22	ASTM D785
Tensile Strength at Break	6300 psi	ASTM D638
Elongation at Break	6.0 %	ASTM D638
Elongation at Yield	4.0 %	ASTM D638
Tensile Modulus	430 ksi	ASTM D638
Flexural Strength	9700 psi	ASTM D790
Flexural Modulus	320 ksi	ASTM D790
Izod Impact, Notched	1.90 ft-lb/in @Diameter 6.35 mm	BAR; ASTM D256
	1.20 ft-lb/in @Diameter 6.35 mm, Temperature 0.000 °C	BAR; ASTM D256

Thermal Properties	Original Value	Comments
CTE, linear	48.0 µin/in-°F @Temperature 0.000 - 100 °C	ASTM D696
Deflection Temperature at 1.8 MPa (264 psi)	186 °F @Thickness 6.35 mm	Annealed; ASTM D648
Vicat Softening Point	201 °F	ASTM D1525

Optical Properties	Original Value	Comments
Refractive Index	1.51	ASTM D542
Haze	5.0 %	ASTM D1003
Yellow Index	-1.00 %	ASTM E313
Transmission, Visible	86 %	ASTM D1003

Processing Properties	Original Value	Comments
Middle Barrel Temperature	425 - 475 °F	Cylinder Temp
Melt Temperature	425 - 475 °F
Mold Temperature	120 - 170 °F
Drying Temperature	180 °F
Dry Time	3 - 4 hour

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