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This is the free Material Data Center Datasheet of XT® polymer 250 - PMMA-I... - Röhm GmbH

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Product Texts

Productprofil:

XT polymer 250 compound is an impact-modified acrylic-based multipolymer for molding, extrusion and blow molding applications.

 

Typical properties of XT® polymer acrylic-based multipolymer 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 properties of XT polymer 250 compound are:


• high strength properties
• good chemical resistance

Application:

Used for medical devices, food packaging, pharmaceutical packaging, rigid medical device packaging and appliance parts.

Example:

IV accessories, paper towel dispensers, soap dispensers, sporting goods, battery cases and musical instrument casings.

Processing:

XT polymer 250 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 CharacteristicsValueUnitTest Standard
ISO Data
Melt volume-flow rate, MVR 2.5 cm³/10min ISO 1133
Temperature 230 °C -
Load 3.8 kg -
Ejection temperature 77 °C -
Mechanical propertiesValueUnitTest Standard
ISO Data
Tensile Modulus 2800 MPa ISO 527
Yield stress 60 MPa ISO 527
Yield strain 3.2 % ISO 527
Charpy impact strength, +23°C 58 kJ/m² ISO 179/1eU
Thermal propertiesValueUnitTest Standard
ISO Data
Temp. of deflection under load, 1.80 MPa 96 °C ISO 75-1/-2
Temp. of deflection under load, 0.45 MPa 97 °C ISO 75-1/-2
Vicat softening temperature, B 97 °C ISO 306
Optical propertiesValueUnitTest Standard
ISO Data
Luminous transmittance 86 % ISO 13468-1, -2
Other propertiesValueUnitTest Standard
Density 1130 kg/m³ ISO 1183
Diagrams
Stress-strain , XT® polymer 250, PMMA-I..., Röhm
Secant modulus-strain , XT® polymer 250, PMMA-I..., Röhm
Characteristics
Processing
Injection Molding, Other Extrusion, Blow Molding, Thermoforming
Delivery form
Pellets
Special Characteristics
High impact or impact modified, Transparent, Sterilizable, Ethylene Oxide (EtO) Sterilization, Gamma irradiation sterilization, Electron beam (e-beam) sterilization
Features
Good Adhesion, Weldable
Chemical Resistance
General Chemical Resistance
Certifications
Food contact
Applications
Medical, Packaging, Sports Equipment
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: 200 - 250°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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