GMNA 9985744 PDF

Material Description.

This specification describes the requirements of an extrudable hot melt adhesive for bonding shoddy and foam sound absorber pads to rigid acrylonitrile butadiene styrene (ABS), polypropylene and fiberboard interior parts.

The adhesive is applied in a 3.2 mm or larger bead and the pad applied and compressed within 20 s after adhesive application.

The adhesive shall be an opaque white in color and free of air and foreign unmixed particles. It must be capable of being dispensed between temperatures of 171 °C to 188 °C. The adhesive must not char or oxidize in the pot while at the indicated temperatures.

Symbols.

Not applicable.

Applicability.

Bonding shoddy and foam sound absorber pads to rigid ABS, polypropylene and fiberboard interior parts and other areas below belt-line. For applications above belt-line and higher temperature applications, see 9986384.