Plexiglass Brand Acrylic Sheet Quality Specifications

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4/10/2018 2:43 pm

PLEXIGLAS® MC, Q, T, UF- 5, AND FROSTED: MANUFACTURING SPECIFICATION

  • Dimensional Tolerances
    Thickness (-10 +10%)  

    ASTM D-4802 thickness tolerances (-5%/+5%) can be manufactured to upon request.

    Length +1/4", -0"
    Width +1/4", -0"
  • Squareness -comparison of diagonal measurement

Sheet Dimension
Max Difference in Measurement
>48"
1/8"
>48" but <72"
3/16"
>72" but <96"
1/4"
>96" but <168"
3/8"

Based on 4 x 8 sheet.
  • Bubbles

1/32" - 1 per 4 sq. ft allowed. Over 1/32" - none allowed. Less than 1/32" disregard unless clusters form causing major visual defects.
  • Foreign Particles Black or Red Specks. Dust, Etc.

Less than 1/32" disregard unless clusters form chain bubbles causing major visual defects.

1/32" - 1 per 4 sq. ft allowed.

Over 1/32" - none allowed.
  • Foreign Color Forming V-Patterns, Wavy and Straight Lines or Bands.

None allowed where a discernible pattern can be visually seen.
  • Die Lines

No visually detected die lines when inspected at 30" distance under normal factory lighting held 45 degrees - 90 degrees to the line of sight.
  • Chatter

Must comply to established visual standards.
  • Pits

1/16" - 1" per 4 sq. ft allowed. Over 1/16" - none allowed. Less than 1/16" - allowable unless there is a discernible pattern.
  • Parting Lines

None allowed as seen in normal factory light, add point source light.
  • Flow Line on Air Traps

None allowed which can be visually detected under point source light.
  • Warble

Must comply to established visual standards viewed under point source light.
  • Scratches

No visually detected scratches when inspected at 30" distance under normal factory lighting held at 45 degrees to 90 degrees to the line of sight.
  • Sawdust Contamination

None allowed under the masking or between surfaces. No build-up of sawdust can be fused along sheet edge.
  • Flatness (Warpage)

1/4" maximum displacement from perfect flatness for a 4' x8' size sheet.


The statements, technical information and recommendations obtained herein are believed to be accurate as of the date hereof. Since the conditions and methods of use of the product and of the information referred to herein are beyond our control, Arkema expressly disclaims any and all liability. NO WARRANTY OF FITNESS FOR ANY PARTICULAR PURPOSE, WARRANTY OR MERCHANTABILITY, OR ANY OTHER WARRANTY, EXPRESS OR IMPLIED, IS MADE CONCERNING THE GOODS DESCRIBED OR THE INFORMATION PROVIDED HEREIN. The information provided herein relates only to the specific product designated and may not be applicable when such product is used in combination with other materials or in any process. The user should thoroughly test any application before commercialization. Nothing contained herein should be construed as an inducement to infringe any patent, and the user is advised to take appropriate steps to be sure that any proposed use of the product will not result in patent infringement.

See MSDS for Health and Safety Considerations.

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