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Arnite® BM4 240

1 of 75 products in this brand
Arnite® BM4 240 is a high-performance engineering plastic that combines high strength and rigidity with excellent processing characteristics. As a result, it is well suited for a broad range of automotive, electrical, electronics, and consumer goods applications. The processing technology is best suited for injection molding.

Polymer Name: PBT/PET Alloy

Processing Methods: Injection Molding

Density: 1480.0 - 1480.0 kg/m³

Technical Data Sheet
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Properties

Mechanical Properties
ValueUnitsTest Method / Conditions
Tensile Modulus4500MPaISO 527-1/-2
Stress at Break55MPaISO 527-1/-2
Strain at Break2.2%ISO 527-1/-2
Charpy Impact Strength (at +23°C)30kJ/m²ISO 179/1eU
Charpy Notched Impact Strength (at +23°C)2kJ/m²ISO 179/1eA
Thermal Properties
ValueUnitsTest Method / Conditions
Melting Temperature (10°C/min)225°CISO 11357-1/-3
Temperature of Deflection Under Load (1.80 MPa)100°CISO 75-1/-2
Temperature of Deflection Under Load (0.45 MPa)195°CISO 75-1/-2
Other Properties
ValueUnitsTest Method / Conditions
Water Absorption0.35%Sim. to ISO 62
Humidity Absorption0.15%Sim. to ISO 62
Density1480kg/m³ISO 1183
Rheological Properties
ValueUnitsTest Method / Conditions
Melt Volume-Flow Rate (at 270 / * °C, 2.16 / * kg)34cm³/10minISO 1133
Molding Shrinkage (parallel)1.4%Sim. to ISO 294-4
Molding Shrinkage (normal)1.7%Sim. to ISO 294-4

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