Blackwell Plastics ~ Acrylic (PMMA)

Acrylic (PMMA)

Acrylic (PMMA)

Acrylic (PMMA) (polymethyl methacrylate) is both a thermoplastic and transparent plastic. Two of the most common brand names are Plexiglass and Lucite and it is also commonly known as acrylic glass, acrylic, perspex or plexiglas. It is often used as an alternative to glass and is preferred for many applications because of its moderate properties, easy handling, easy processing and low cost. However, acrylic is not recommended for use in structural applications because of its poor impact resistance.

Common Uses:

  • Industrial Uses: water tank liner, hand-held computer case, liquid chemical pump, conveyor rollers, soap dispensers hatch covers, bumper guards
  • Automotive Industry: lenses of exterior lights, trunk release handles, master cylinder, dashboard lighting
  • Consumer products: aquariums, motorcycle helmet lenses, paint, furniture, picture framing, umbrella clamps, cell phone antennas, bicycle air pumps, AV wall outlets, visors
  • Medical applications: lens implants, hard contact lenses, dentures, fillings,

Physical Properties:

   Specific Gravity

1.18 g/cm

   Tensile Strength

9400 psi

   Flexural Strength

13000 psi

   Impact Strength

.4 ft.-lb./in

General Properties:

• Good Weatherabiity
• Clear/colorable – excellent clarity
• Good Insulation Properties
• UV resistant
• Good abrasion resistance
• Good stiffness
• Low smoke emission
• Low water absorption

Processing:

  • Injection Molding
  • Extrusion

 

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