7129-BMS - Closed Cell Silicone Sponge Molded Elastomer - Compression Deflection, 2-6
Bellofram Silicones 7129-BMS is one of three grades of extruded closed cell silicone sponge rubber intended for aircraft and other aerospace related applications. Materials meet a 12-second flammability requirement and are suitable for temperatures up to +350°F.
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- Handles temperature extremes
- Ozone resistant
- Excellent gasket material
- Low closure force
- Very low compression set
- Ultraviolet ray (UV) resistant
- BMS 1-60 GRADE A
TYPICAL PHYSICAL PROPERITIES
|Grade Designation||BMS 1-60||Grade A|
|Compression Deflection||BMS 1-60||2 to 6 PSI|
|Density Max||BMS 1-60||37 lbs/ft3|
|Water Absorption||BMS 1-60||15% Max|
|Compression Set (22 Hours @ +212°F/+100°C)||BMS 1-60||35% Max|
|Elongation %||BMS 1-60||100% Max|
|Flammability Max||BMS 1-60||
15.0 Seconds Extinguish Time
3.0 Seconds Drip Extinguish Time
4.0 Inches Maximum Burn Length
High Temperature Stability (70 Hours @ +350°F/+177°C)
|BMS 1-60||No evidence of cracking, charring, surface tackiness, or other forms of degradation|
Data noted above is based on laboratory tests and should be used as a reference only. Further information and additional specifications are available upon request. Tests, claims, representations, and descriptions regarding flammability are based on standard laboratory tests, and they may not be reliable for determining, evaluating, predicting, or describing the flammability or burning characteristics under actual fire conditions, whenever used alone or in combination with other products. Accordingly, each potential user should make an individual determination whether the flammability or burning characteristics of the product are suitable for the purpose intended by the user.