Covestro Makrolon® Rx2530 Polycarbonate

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USP Class VI Approved Adhesives for Medical Device Applications
Master Bond’s biocompatible adhesives are designed to meet the needs of medical device manufacturers. Compounds withstand various types of sterilization methods.

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Covestro Makrolon® Rx2530 Polycarbonate
Categories:	Polymer; Thermoplastic; Polycarbonate (PC); Polycarbonate, Molded
Material Notes:	MVR (300 °C/1.2 kg) 15 cm³/10 min; medical devices; suitable for sterilization with high-energy radiation; biocompatible according to many ISO 10993-1 test requirements; medium viscosity; injection molding - melt temperature 280 - 320 °C; transparent parts for medical devices As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.
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Physical Properties	Original Value	Comments

Bulk Density	0.660 g/cc	pellets; ISO 60
Density	1.20 g/cc	ISO 1183
Moisture Absorption at Equilibrium	0.12 %	ISO 62
Water Absorption at Saturation	0.30 %	ISO 62
Linear Mold Shrinkage	0.0060 - 0.0080 cm/cm	parallel/normal; b.o. ISO 2577
Linear Mold Shrinkage, Flow	0.0060 cm/cm	60x60x2 mm; 500 bar; ISO 294-4
Linear Mold Shrinkage, Transverse	0.0065 cm/cm	60x60x2 mm; 500 bar; ISO 294-4
Melt Flow	16 g/10 min @Load 1.20 kg, Temperature 300 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	75.0 MPa	50 mm/min; ISO 527-1/-2
Tensile Strength, Yield	67.0 MPa	50 mm/min; ISO 527-1/-2
Elongation at Break	>= 50 %	Nominal; ISO 527-1/-2
	130 %	50 mm/min; ISO 527-1/-2
Elongation at Yield	6.1 %	50 mm/min; ISO 527-1/-2
Tensile Modulus	2400 MPa	1 mm/min; ISO 527-1/-2
Flexural Strength	100 MPa	2 mm/min; ISO 178
Flexural Yield Strength	74.0 MPa @Strain 3.5 %	2 mm/min; ISO 178
Flexural Modulus	2.40 GPa	2 mm/min; ISO 178
Flexural Strain at Yield	7.0 %	2 mm/min; ISO 178
Izod Impact, Notched (ISO)	12.0 kJ/m² @Thickness 3.00 mm, Temperature -30.0 °C	complete break; ISO 7391/b.o. ISO 180-A
	65.0 kJ/m² @Thickness 3.00 mm, Temperature 23.0 °C	partial break; ISO 7391/b.o. ISO 180-A
Charpy Impact Unnotched	NB	ISO 179/1eU
	NB @Temperature -30.0 °C	ISO 179/1eU
	NB @Temperature -60.0 °C	ISO 179/1eU
Charpy Impact, Notched	1.40 J/cm² @Thickness 3.00 mm, Temperature -30.0 °C	complete break; ISO 7391/b.o. ISO 179-1eA
	7.00 J/cm² @Thickness 3.00 mm, Temperature 23.0 °C	partial break; ISO 7391/b.o. ISO 179-1eA
Impact	5300	Puncture - maximum force (N); ISO 6603-2
	6200 @Temperature -30.0 °C	Puncture - maximum force (N); ISO 6603-2
Puncture Energy	60.0 J	ISO 6603-2
	70.0 J @Temperature -30.0 °C	ISO 6603-2

Electrical Properties	Original Value	Comments
Volume Resistivity	1.00e+14 ohm-cm	IEC 60093
Surface Resistance	1.00e+16 ohm	IEC 60093

Thermal Properties	Original Value	Comments
CTE, linear, Parallel to Flow	65.0 µm/m-°C @Temperature 23.0 - 55.0 °C	ISO 11359-1/-2
CTE, linear, Transverse to Flow	65.0 µm/m-°C @Temperature 23.0 - 55.0 °C	ISO 11359-1/-2
Thermal Conductivity	0.173 W/m-K	cross-flow; ISO 8302
Hot Ball Pressure Test	118 °C	ISO 2039-1
	132 °C	IEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi)	134 °C	ISO 75-1/-2
Deflection Temperature at 1.8 MPa (264 psi)	122 °C	ISO 75-1/-2
Vicat Softening Point	141 °C	50°C/h 50N; ISO 306
	142 °C	120°C/h 50N; ISO 306
Flash Point	480 °C	ignition; ASTM D1929
	550 °C	self ignition; ASTM D1929
Oxygen Index	27 %	Method A; ISO 4589-2

Processing Properties	Original Value	Comments
Melt Temperature	280 °C	Injection Molding; ISO 294
Mold Temperature	80.0 °C	Injection Molding; ISO 294
Injection Velocity	200 mm/sec	ISO 294

Descriptive Properties
Availability	Asia Pacific
	Europe
	India
	Near East/Africa
	North America
	South and Central America
Eff. thermal diffusivity (m²/s)	1E-07
Form	Pellets
Process	Injection Molding

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PB09970 / 92810

USP Class VI Approved Adhesives for Medical Device Applications
Master Bond’s biocompatible adhesives are designed to meet the needs of medical device manufacturers. Compounds withstand various types of sterilization methods.

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