by SpecialChem

XR557

Technical Datasheet | Supplied by Borealis

XR557 is a high impact strength polypropylene (PP) grade by Borealis, reinforced with 10% mineral. Exhibits good stiffness, impact balance and improved high thermal stability. Is recycled using modern methods of shredding and cleaning. XR557 is suitable for processing by extrusion molding and designed for conduit pipes. Used in corrugated pipes.

XR557 Properties

Mechanical Properties

Value & Unit

Test Condition

Test Method

Tensile Strength, Yield

17 MPa

(50 mm/min, 23°C)

ISO 527-2

Flexural Modulus

770 MPa

(2mm/min)

ISO 178

Flexural Strength

16 MPa

ISO 178

Extrusion Properties

Value & Unit

Test Condition

Test Method

Cylinder Temperature

200 - 220 °C

Head Temperature

210 - 220 °C

Die Temperature

210 - 220 °C

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XR557

XR557 Properties

Mechanical Properties

XR557 Processing Guidelines

Extrusion Properties