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General Styrene Methyl Methacrylate (SMMA)

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Description

Unfilled, no additives.

Properties

General

Density ρ

1.03 - 1.13 g/cm³ at 20 °C

Mechanical

Elastic modulus E

3.1 - 3.4 GPa at 20 °C

Elongation A

2 - 3 % at 20 °C

Impact strength, Charpy notched Ivnot

1.5 - 2.5 kJ/m² at 20 °C

Impact strength, Charpy unnotched Iunnot

12 - 15 kJ/m² at 20 °C

Max allowed stress σmax

60 - 70 MPa at 20 °C

at 2-3% strain

Optical

Transparency

yes

Thermal

Flammability

UL 94 HB

Technological properties

Application areas

Medical devices, office accessories, water filters, food boxes, diabetes devices

Processing methods

injection molding, extrusion

This material data has been provided by M-Base.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.