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Makrolon® ET UV540

Technical Datasheet | Supplied by Covestro
Makrolon® ET UV540 by Covestro is a high viscosity polycarbonate (PC) grade. It is an UV stabilized grade and exhibits easy release, high heat resistance, very low plate-out, good toughness and dimensional stability. Offers high creep modulus and good electrical insulation. Provides good durability, efficient reusability, energy and carbon dioxide emission savings. Suitable for processing by solid- & multi wall sheet, profiles and co-extrusion. Makrolon® ET UV540 is used for safety goggles, ophthalmic lenses, large-volume water bottles, construction and home appliances. Also used for automotive, security and protection applications.
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Product Type
PC (Polycarbonate) > PC
Physical Form
Granules
Appearance
Blue

Makrolon® ET UV540 Properties

Thermal Properties

Value & Unit
Test Condition
Test Method
Vicat Softening Temperature
140 °C
(At 50°C/hr, 50 N) 
ISO 306
Deflection Temperature at 1.8 MPa (264 psi)
120 °C
ISO 75-2
Deflection Temperature at 0.46 MPa (66 psi)
133 °C
ISO 75-2

Makrolon® ET UV540 Processing Guidelines

Extrusion Properties

Value & Unit
Test Condition
Test Method
Drying Temperature
120 °C
Drying Time
2 - 4 hr
Melt Temperature
290 °C
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