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Master Bond adhesives

LyondellBasell Moplen HP644H Polypropylene  (discontinued **)
Categories: Polymer; Thermoplastic; Polypropylene (PP); Polypropylene, Molded

Material Notes: LyondellBasell Australia’s Polypropylene grade HP644H is a low flow homopolymer with a conventional molecular weight distribution and is formulated with a general-purpose additive package. HP644H also contains nucleation and slip additives. HP644H is primarily designed for injection molding and extrusion applications. End use products typically made from HP644H include closures and extruded profiles. Applications: Caps & Closures, Panels & Profiles.

Information provided by LyondellBasell.

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Physical PropertiesMetricEnglishComments
Density 0.900 g/cc0.0325 lb/in³Method D; ISO 1183-1
Melt Flow 2.2 g/10 min
@Load 2.16 kg,
Temperature 230 °C
2.2 g/10 min
@Load 4.76 lb,
Temperature 446 °F
ISO 1133-1
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 7373ISO 868
Tensile Strength, Yield 34.0 MPa4930 psiISO 527-1,-2
Flexural Modulus 1.65 GPa239 ksiISO 178
Izod Impact, Notched (ISO) 5.00 kJ/m²
@Temperature 23.0 °C
2.38 ft-lb/in²
@Temperature 73.4 °F
ISO 180/1A
 
Thermal PropertiesMetricEnglishComments
Deflection Temperature at 0.46 MPa (66 psi) 94.0 °C201 °Funannealed; ISO 75B-1,-2
Deflection Temperature at 1.8 MPa (264 psi) 58.0 °C136 °FISO 75A-1,-2
Vicat Softening Point 155 °C311 °FISO 306
 
Descriptive Properties
Processing MethodInjection Molding

**
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