Available: Yes
FEATURES & BENEFITS:
PRODUCT DATA:
DUCTMATE DM440 BUTYL GASKET:
IS A NON-SKINNING, NON-DRYING
SYNTHETIC POLYMER BASED
SEALING TAPE, CAPABLE
OF WITHSTANDING JOINT
MOVMENT WITHOUT CRACKING.
PERFORMANCE PROPERTIES:
- SOLIDS: 99.8%
- COLOR: OFF WHITE
- DENSITY: 1.45 GM/CC + .05
- FLASH POINT: 400°F - PENSKE MARTENS CC
(ASTM E-134)
- SHELF AND SERVICE LIFE: 20 YEARS MINIMUM
- SERVICE TEMPERATURE: -40°F TO 190°F
- OIL MIGRATION: NONE (APPLIED TO GALVANIZED STEEL
AND SUBJECTED TO A TEMPERATURE
OF 158°F FOR ONE WEEK)
- FLEXIBILITY: NO CRACKS WHEN BENT AROUND A
1/4” MANDREL AFTER BEING SUBJECTED
TO 3 WKS AT 75°F, 24 WKS
AT -40°F AND 3 WKS AT 158°F
- ADHESION: EXCELLENT TO MOST NON-POROUS
SURFACES
- SPECIFICATIONS: MIL-C 0 18969 B, TYPE 2, CLASS B
ELONGATION (%MIN): OVER 300%
UL 723 (ASTM E-84-84)
- TEST DATA: FLAME SPREAD: 0
- SMOKE DEVELOPED: 5
- VOC CONTENT: 0 G/L MEETS LEED® E.Q. 4.1
NEOPRENE GASKET:
NEOPRENE GASKET TAPE IS A
SYNTHETIC CLOSED CELL, RUBBERBASED
SEALING TAPE. EXCELLENT
FOR CONNECTING DUCTWORK WHICH
MUST BE TAKEN APART PERIODICALLY
FOR CLEANING PURPOSES, OR FOR FIRE
DAMPER BREAKAWAY INSTALLATIONS.
PERFORMANCE PROPERTIES:
- COLOR: BLACK
- DENSITY: (P.C.F.) AVERAGE 4-8
- WATER ABSORPTION BY WT. (MAX): 5%
- COMPRESSION DEFLECTION (P.S.I.): 2-5
- TEMP RANGE:
- LOW (FLEX WITHOUT CRACKING): -40°F
- HIGH CONTINUOUS: 200°F
- HIGH INTERMITTENT: 250°F
- UL 94 HF-1-PASSES