Federal Specification L-P-380C Plastic Molding Material, Methacrylate

Supersedes L-M-500 and L-P-380B

This specification covers acrylic molding compounds which are suitable for compression, injection, and extrusion molding.

Plexiglas^® acrylic resins meet the physical property requirements outlined in this specification as listed below by specific type and class:

Type I - General Purpose

Class 1 - Lowest DTUFL (Plexiglas^® VS)

Class 2 - Middle DTUFL (Plexiglas^® VM)

Class 3 - Highest DTUFL (Plexiglas^® V044, V045, V052, V920, V825, V826

Type II - Electrical

Class 1 - Lowest DTUFL (Plexiglas^® VS)

Class 2 - Middle DTUFL (Plexiglas^® VM)

Class 3 - Highest DTUFL (Plexiglas^® V044, V045, V052, V920, V825, V826

Certificates of conformance are available if exception is taken to the acceptance and periodic lot check tests, the packaging requirements if specified other than Level C (Commercial Practice) and the marking requirements.