ChemRex® CX-25 Polyurethane Adhesive/Sealant
Subcategory: Adhesive; Polyurethane, TS; Thermoset
Key Words: ChemRex, Inc.
Material Notes: CX-25 is a polyurethane based one-component, moisture curing adhesive/sealant. It provides fast cure, non-sag, excellent adhesion and has elastomeric properties with high strength which can reduce/eliminate mechanical fasteners. Typical applications of CX-25 include sealing of interior /exterior joints, waterproofing overlap seams, bonding roof bows and floors, bonding or sealing side posts, bonding vehicle trim and side molding, bonging diamond-bead plates, and bonding/sealing compartment doors. Tack-free time is 35 minutes ± 5 minutes given the ASTM C 679 test method. Sag resistance is excellent given the ASTM C 639 test method. The tear strength is 50 pits ± 5 pits given the ASTM D 1044 test method. Lap shear strength is 160 psi ± 10 psi given the ASTM D 1002 test method. Bond durability on glass, aluminum, and concrete is 12.5 % given the ASTM C 719 test method. No degradation occurs after 3000 hours of testing using the accelerated weathering Atlas 6500 Xenon arc model. Information provided by ChemRex, Inc.
Available Properties |
- Hardness, Shore A
- Tensile Strength, Ultimate
- Elongation at Break
- Tear Strength Test
- Maximum Service Temperature, Air
- Minimum Service Temperature, Air
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