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This is the free Material Data Center Datasheet of CYROLITE® G 20 - MBS - Röhm GmbH

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Processing/Physical Characteristics - Mechanical properties - Thermal properties - Electrical properties - Other properties - Test specimen production - Diagrams

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Product Texts

Productprofil:

CYROLITE G-20 compound is an impact-modified acrylic-based multipolymer for molding and extrusion of medical applications.

Typical properties of CYROLITE G-20 compound are:

• excellent chemical resistance to fats and oils
• excellent bonding and welding capabilities
• excellent bonding to PVC tubing
• good impact strength
• good light transmission
• good heat resistance
• good resistance to EtO, gamma and E-beam sterilization.

Application:

Used for injection molding and extrusion of medical devices, medical packaging, as well as food packaging, toys and appliance parts.

Example:

Y-sites, luer connectors and check valves.

Processing:

CYROLITE G-20 compound can be processed in injection molding machines and extrusion lines with 3- zone general purpose screws.

Physical Form / Packaging:

Available in 1500 lb. gaylord boxes; other packaging available on request.

Processing/Physical Characteristics	Value	Unit	Test Standard
ISO Data
Melt volume-flow rate, MVR	1.9	cm³/10min	ISO 1133
Temperature	230	°C	-
Load	3.8	kg	-
Density of melt	998	kg/m³	-
Thermal conductivity of melt	0.163	W/(m K)	-
Spec. heat capacity of melt	2260	J/(kg K)	-
Eff. thermal diffusivity	7.22E-8	m²/s	-
Ejection temperature	75	°C	-

Mechanical properties	Value	Unit	Test Standard
ISO Data
Tensile Modulus	2400	MPa	ISO 527
Yield stress	51	MPa	ISO 527
Yield strain	3.4	%	ISO 527
Nominal strain at break	11	%	ISO 527
Charpy impact strength, +23°C	N	kJ/m²	ISO 179/1eU
Charpy notched impact strength, +23°C	11	kJ/m²	ISO 179/1eA

Thermal properties	Value	Unit	Test Standard
ISO Data
Temp. of deflection under load, 1.80 MPa	79	°C	ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa	83	°C	ISO 75-1/-2
Vicat softening temperature, B	95	°C	ISO 306
Coeff. of linear therm. expansion, parallel	90	E-6/K	ISO 11359-1/-2
Burning Behav. at 1.5 mm nom. thickn.	HB	class	IEC 60695-11-10
Thickness tested	1.6	mm	-
Oxygen index	18	%	ISO 4589-1/-2

Electrical properties	Value	Unit	Test Standard
ISO Data
Volume resistivity	>1E13	Ohm*m	IEC 62631-3-1
Surface resistivity	1E13	Ohm	IEC 62631-3-2

Other properties	Value	Unit	Test Standard
Humidity absorption	0.3	%	Sim. to ISO 62
Density	1110	kg/m³	ISO 1183

Test specimen production	Value	Unit	Test Standard
ISO Data
Injection Molding, melt temperature	240	°C	ISO 294
Injection Molding, mold temperature	65	°C	ISO 294
Injection Molding, injection velocity	195	mm/s	ISO 294

Diagrams

Characteristics

Processing

Injection Molding, Film Extrusion, Profile Extrusion, Other Extrusion, Thermoforming

Delivery form

Pellets

Special Characteristics

High impact or impact modified, Heat stabilized or stable to heat, Transparent, Sterilizable, Ethylene Oxide (EtO) Sterilization, Gamma irradiation sterilization, Electron beam (e-beam) sterilization

Features

Good Adhesion, Weldable

Chemical Resistance

Grease Resistance, Oil Resistance

Certifications

Food contact

Applications

Medical, Packaging

Regional Availability

North America, Europe, Asia Pacific, South and Central America, Near East/Africa

Other text information

Injection molding

PREPROCESSING
Predrying temperature: 80 °C
Predrying time: 3 - 4 h
PROCESSING
Melt temperature: 205 - 245°C
Mold temperature:50 - 80°C

Disclaimer

Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.

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