Material Type

Plastic

Material Sub-Type

Thermoplastic

Material Name

Acrylic (PMMA)

Acrylic, often known as Plexiglass, is a clear thermoplastic with excellent strength and stiffness and glass-like properties. Acrylic ages well and maintains its stability under a variety of environmental conditions, including heat, cold, and wetness, because it is not affected by direct sunlight. Shatter resistance, simplicity of machining, weather resistance, a lighter alternative to glass, optical clarity, and UV resistance are all advantages of acrylic. Skylights, show boxes, architectural glazing, light lenses, aquariums, terrariums, and greenhouse panels are all examples of applications.

Cost
Lead Time

2-3 Days

Processes

CNC Machining

Metric

English

Note: Properties are not guaranteed. They are intended only as a basis for comparison and not for design purposes.

Last Updated:4 months ago
Mechanical Properties

Yield Tensile Strength

66 MPa

Ultimate Tensile Strength

52 MPa

Tensile Modulus

3 GPa

Shear Strength

100 MPa

Shear Modulus

3 GPa

Fatigue Strength

48 MPa

Elongation At Break

10 %

Poisson's Ratio

0.37

Hardness

M95

Density

1.1 g/cm³

Impact Strength (ASTM)

21 J/m

Electrical/Magnetic Properties

Surface Resistance (ANSI)

1240000 GΩ

Magnetism

Non-Magnetic

Thermal Properties

Heat Deflection Temperature

94 °C

Thermal Expansion Coefficient

75.5 µm/(m⋅°C

Specific Heat Capacity

1.480 J/g°C

Thermal Conductivity

0.193 W/(m⋅°C)

Melting Point

218 °C

Chemical Properties

Corrosion Resistance

Excellent

Acrylic (PMMA)

Transparent and shatter-resistant plastic

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Material Datasheet

Material Type

Plastic

Material Sub-Type

Thermoplastic

Material Name

Acrylic (PMMA)

Note: Properties are not guaranteed. They are intended only as a basis for comparison and not for design purposes.

Mechanical Properties

Yield Tensile Strength

66 MPa

9.5 Ksi

Ultimate Tensile Strength

52 MPa

7.6 Ksi

Tensile Modulus

3 GPa

0.5 Msi

Shear Strength

100 MPa

14.5 Ksi

Shear Modulus

3 GPa

0.4 Msi

Fatigue Strength

48 MPa

7.0 Ksi

Elongation At Break

10 %

-

Poisson's Ratio

0.37

-

Hardness

M95

-

Density

1.1 g/cm³

0.040 lb/in³

Impact Strength (ASTM)

21 J/m

0.39 ft⋅lb/in

Electrical/Magnetic Properties

Surface Resistance (ANSI)

1240000 GΩ

-

Magnetism

Non-Magnetic

-

Thermal Properties

Heat Deflection Temperature

94 °C

201 °F

Thermal Expansion Coefficient

75.5 µm/(m⋅°C

41.9 µin/(in⋅°F)

Specific Heat Capacity

1.480 J/g°C

0.353 BTU/lb-°F

Thermal Conductivity

0.193 W/(m⋅°C)

0.1 BTU/(h⋅ft⋅°F)

Melting Point

218 °C

424 °F

Chemical Properties

Corrosion Resistance

Excellent

-

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