Hostalen 4131B



Hostalen 4131B is a high density polyethylene (HDPE) with high melt viscosity for extrusion. The product provides excellent stress crack resistance properties (ESCR) combined with very good long term hydrostatic strength and high long term heat aging stability. Hostalen 4131B fullfills the requirements of DIN 16833 / ISO 24033 for PE-RT, Type II. Typical customer applications are underfloor heating and multilayer pipe for heating and plumbing.
The product is not being sold for use in North America.


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/5.0 kg) 2.2 g/10 min
Melt Flow Rate (190 °C/21.6 kg) 18 g/10 min
Density 0.941 g/cm³
Tensile Modulus (23 °C) 650 MPa
Tensile Stress at Yield 23 MPa
Tensile Strain at Yield (23 °C, 50 mm/min) 8 %
MRS Classification 8 MPa
Shore Hardness (Shore D, 3 sec) 58
Vicat Softening Temperature (A50) 125 °C
Vicat Softening Temperature (B50) 70 °C
Oxidation Induction Time (210 °C) 40 min

Technical Data Sheet

Technical Data Sheet


Pipe, Sheet


High Density Polyethylene


Drinking Water Pipe, Plumbing, Heating & Cooling