Lupolen 4021 K RM



Lupolen 4021 K RM is a new generation hexene linear high density polyethylene for rotomolding. Typical customer applications include large tanks including agricultural and chemical storage containers and underground and infrastructure applications. This product exhibits excellent ESCR and high impact strength at low temperatures. Lupolen 4021 K RM is a UV-stabilized and pelletized polymer. Tests have shown that this material is resisting against the harmful effect of biodiesel fuel*. It is not intended for use in medical and pharmaceutical applications.

* Resistance is based on our latest patented technology


Africa-Middle East, Asia-Pacific, Europe


SDS - Safety Data Sheet
PSB - Product Stewardship Bulletin

Product Data and Technical Information

Typical Properties

Melt Flow Rate (190 °C/2.16 kg) 4.0 g/10 min
Density 0.9395 g/cm³
Tensile Modulus 750 MPa
Tensile Stress at Yield 19 MPa
Tensile Strain at Break > 450 %
Tensile Strain at Yield 9 %
Environmental Stress Crack Resistance F₅₀ > 1000 hr
FNCT (6.0 MPa, 2% Arkopal N100, 50 °C) 50 hr
Tensile Impact Strength 120 kJ/m²
Vicat Softening Temperature (A/50) 114 °C
Peak Internal Air Temperature (PIAT) 180-210 °C

Technical Data Sheet

Technical Data Sheet




High Density Polyethylene


Heating Oil Tanks, Intermediate Bulk Containers, Tanks, Industrial