MSFC-SPEC-3686 REV D
MATERIAL SPECIFICATION FOR POLYURETHANE FOAM - SPRAYABLE
| Organization: | MSFC |
| Publication Date: | 20 July 2020 |
| Status: | inactive |
| Page Count: | 37 |
scope:
This specification establishes the requirements for a rigid, closed-cell polyurethane foam containing 1,1,1,3,3-Pentafluor
Contractors and subcontractors may use other specifications if they have prior approval of National Aeronautics and Space Administration (NASA) Marshall Space Flight Center (MSFC) Materials and Processes (M&P) (6.5.1) and meet the product requirements and the intent of this specification.
Language usage throughout this document is defined in Section 6.5.
This standard applies the following: All mandatory actions (i.e., requirements) are denoted by statements containing the term, "shall." The terms: "may" or "can" denote discretionary privilege or permission; "should" denotes a good practice and is recommended, but not required; "will" denotes an expected outcome; and "are/is" denotes descriptive material.
Forms Available
The material consists of a two component liquid system (reference Section 3.0).
Drum Kits
One 55-gallon drum of A-component (Isocyanate, Component T) and one 60-gallon pressurized cylinder of B-component (Polyol, Component R) per kit.
Other Sizes
No alternative kit sizes are permitted.
intended Use:
This material will be used primarily as a manually sprayed foam suitable for spray applications.
Document History
