• Kunststoffe

Makrolon® LED2245 RE

Polycarbonate; MVR (300 °C/1.2 kg) 34 cm³/10 min; PC with highest transmission; low viscosity; easy release

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Technische Eigenschaften & Datenblätter

Product description

Polycarbonate; MVR (300 °C/1.2 kg) 34 cm³/10 min; PC with highest transmission; low viscosity; easy release

Applications

Injection molding; Light guides; Optics and lenses

Sustainability

Partially bio-circular grade / Attributed via mass balance (according to ISCC PLUS Standard). For specific content see sustainability declaration.

Typical Values

Rheological properties

Property Test Condition Value Unit Standard
Melt Volume-flow Rate (MVR) 300 °C/ 1.2 kg 30 - 38 cm³/10 min ISO 1133-1

Mechanical properties (23 °C/50 % r. h.)

Property Test Condition Value Unit Standard
Charpy Notched Impact Strength 23 °C ≤ 10 kJ/m² ISO 179/1eA

Thermal properties

Electrical properties (23 °C/50 % r. h.)

Property Test Condition Value Unit Standard
Relative Permittivity 1 MHz 3.0 IEC 60250
Dielectric Dissipation Factor 1 MHz 95 10⁻⁴ IEC 60250
Dielectric Dissipation Factor 100 Hz 5 10⁻⁴ IEC 60250
Volume Resistivity 1E14 Ω·m IEC 60093
Volume Resistivity 1E14 Ω·m IEC 62631-3-1
Surface Resistivity 1E16 IEC 60093
Surface Resistivity 1E16 IEC 62631-3-2
Electric Strength 1 mm 34 kV/mm IEC 60243-1
Comparative Tracking Index (CTI) Solution A 250 IEC 60112
Comparative Tracking Index (CTI M) Solution B 125 IEC 60112

Other properties (23 °C)

Property Test Condition Value Unit Standard
Water Absorption (Saturation Value) Water at 23 °C 0.3 % ISO 62
Water Absorption (Equilibrium Value) 23 °C; 50 % r. h. 0.12 % ISO 62
Density 1,190 kg/m³ ISO 1183-1
Bulk Density Pellets 660 g/cm³ ISO 60

Material specific properties

Property Test Condition Value Unit Standard
Luminous Transmittance (Clear Transparent Materials) 4 mm > 89 % ISO 13468-2
Luminous Transmittance (Clear Transparent Materials) 3 mm > 89 % ISO 13468-2
Luminous Transmittance (Clear Transparent Materials) 2 mm 90 % ISO 13468-2
Luminous Transmittance (Clear Transparent Materials) 1 mm 90 % ISO 13468-2
Haze for Transparent Materials 3 mm < 0.5 % ISO 14782
Refractive Index Procedure A 1.584 ISO 489

Processing conditions for test specimens

Property Test Condition Value Unit Standard
Injection Molding - Melt Temperature 280 °C ISO 294
Injection Molding - Mold Temperature 80 °C ISO 294
Injection Molding - Injection Velocity 200 mm/s ISO 294

Recommended processing and drying conditions

Health and Safety Information

Before working with this product, you must read and become familiar with the available information regarding its risks, proper use, and safe handling. This information is provided in various formats, including the current Safety Data Sheet (SDS) and product label. SDS can be accessed via the following link:

Safety Data Sheets (SDS) for Covestro products | Covestro

For further questions, please use the contact information provided on this technical data sheet.

Please note that for products manufactured in different colors, safety data may vary depending on the color variant.

Disclaimer

Responsibility and Liability

The use of Covestro products, technical assistance, and information (regardless of how provided) is outside Covestro’s control and is solely the responsibility of the customer. The customer must conduct adequate testing to determine the suitability of products for its intended use, including but not limited to technical, health, safety, and environmental aspects. Unless otherwise agreed in writing, all products are sold exclusively under Covestro’s standard conditions of sale, which prevail in case of conflict and are available upon request.
The terms and conditions of sale and delivery are available via the following link:

https://order.covestro.com/covestrostorefront/saleConditions

All information is provided “as is” without warranties, express or implied, including merchantability or fitness for a particular purpose, and is subject to change without notice. To the maximum extent permitted by law, Covestro disclaims, and the customer assumes all liability for losses, damages, or claims arising out of use of Covestro products, technical assistance, or information. Any statement or recommendation not expressly contained in Covestro documentation is unauthorized and shall not bind Covestro. Nothing herein shall be construed as encouraging or recommending the use of any product in conflict with any claim of any patent. No license is implied or in fact granted under the claims of any patent.

Restrictions on Regulated Applications

This product is not intended for use in regulated applications such as agriculture, cosmetics, drinking water contact, food contact, medical products (e.g., medical devices), toys, or similar uses subject to specific regulatory requirements. Prior written approval from Covestro is required before this product may be used in any regulated application. The customer is solely responsible for ensuring compliance with all applicable laws and determining product suitability. Covestro disclaims all liability and warranties for unauthorized regulated uses.

Typical Value

These values are provided as typical data only and do not constitute binding specifications or warranted performance, unless explicitly agreed by Covestro in writing. Performance may vary depending on factors including, but not limited to, mold/die, processing conditions and coloring/pigmentation. Unless otherwise stated, values are based on standardized test specimens at room temperature.

Sample

Samples provided by Covestro are intended solely for evaluation and testing purposes by the customer and may not be used in commercial applications, resold, transferred to third parties (except qualified testing service providers acting on behalf of the customer), reverse engineered, modified, or used in any manner not explicitly authorized in writing by Covestro. Samples are provided ‘as-is’ without any warranties, express or implied, including fitness for a particular purpose. Customers are solely responsible for ensuring safe handling, regulatory compliance, and suitability of the material for their intended evaluations. Covestro disclaims all liability for damages or losses arising from the use of samples.

Contact Information

Please use our contact form or contact us directly by sending an e-mail to technical-datasheets@cx.covestro.com .

Downloads

Technisches Datenblatt
Sicherheitsdatenblatt
Kein direkter Download verfügbar, bitte besuchen Sie www.productsafetyfirst.covestro.com

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