Glossary

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Machine Direction - The long direction within the plane of a material, in other words, the direction in which the material is being produced by the machine.

Manufacture Date - The quarter of the year that any given material is processed into its final form.

MIL-C-3133C - A military specification for molded or fabricated parts of cellular elastomeric materials. It primarily covers fabricated parts, sampling, marking and packing procedures. It is used in conjunction with Mil-STD-670-B which covers grade numbers and test requirements.

MIL-R-6130C - A military specification which establishes physical property requirements for chemically blown cellular rubber. Some of these requirements ranges are for Compression Deflection @ 25%, Density, Water Absorption, Low Temperature Resistance, Flame Resistance, etc.

MIL-STD-670-B - See MIL-C-3133C

Minicel® - An extremely fine, closed-cell, chemically crosslinked polyolefin foam manufactured by Voltek. It is manufactured in bun form and is available in several densities.

Modulus - defined as the force required to elongate material.

MVSS-302 - Motor Vehicle Safety Standard. This specification (302) describes test procedures used to determine the burn rate of parts, portions of parts, and composites used as interior trim parts in passenger cars, multipurpose passenger vehicles, trucks and buses.