Alathon M4855



Alathon M4855 is a high density copolymer for use in injection molding applications. Typical applications for M4855 are consumer durables and 35, 65, and 95-gallon refuse carts.


North America


SDS - Safety Data Sheet
PSB - Product Stewardship Bulletin

Product Data and Technical Information

Typical Properties

Melt Flow Rate (190 °C/2.16 kg) 5.5 g/10 min
Density (23 °C) 0.948 g/cm³
Flexural Modulus (1% Secant) 138000 psi
Flexural Modulus (1% Secant) 951 MPa
Tensile Stress at Yield (23 °C) 3480 psi
Tensile Stress at Yield (23 °C) 24.0 MPa
Tensile Elongation at Yield (23 °C) 12 %
Notched Izod Impact Strength (23 °C) 1.1 ft-lb/in
Notched Izod Impact Strength (23 °C) 59 J/m
Unnotched Impact Strength (-18 °C) No Break ft-lb/in
Unnotched Impact Strength (-18 °C) No Break J/m
Shore Hardness (Shore D, max) 71
Vicat Softening Temperature 125 °C
Low Temperature Brittleness F₅₀ <-76 °C
Deflection Temperature Under Load (66 psi, Unannealed) 64 °C
Melting Temperature 127.9 °C

Technical Data Sheet

Technical Data Sheet


Injection Molding


High Density Polyethylene


Industrial, Refuse Carts