3M™ Fire Barrier Moldable Putty Stix MP+ is a one-part, re-enterable, intumescent putty that can be easily formed to firestop through penetrations and blank openings in fire-rated assemblies. We formulated this dark red, easily moldable putty stick to provide up to 4 hrs of fire protection. These putty stix also produce a draft and cold smoke seal and help reduce noise transfer.
- Putty provides draft and cold smoke seal
- Pliable and conformable design easily molds into required shapes
- Helps reduce noise transfer
- Will not dry out or crumble for a re-enterable and repairable solution
- Excellent adhesion and aging properties provide a long-term performance
- Noncorrosive to metal and compatible with synthetic cable jackets
- Low-VOC, halogen-free and solvent-free formula for safe working environment with minimal odor
- Won't crumble or dry out
| Applicable Materials | Metal |
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| Color | Red |
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| Compositions | Petrolatum Sodium Silicate Zinc Borate Polymer NJTS Melamine Phosphate Polybutylene Butadiene-Styrene-Meta-DivinylBenzene Polymer Glass Wool Amorphous Silica Water Rayon Fiber 4 4-Isopropylidenediphenol-Epichlorohydrin Polymer Alpha-Methylstyrene-Isoamylene-Piperylene Polymer Rosin |
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| Flash Point | 200 deg F |
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| Form | Paste |
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| Odor/Scent | Negligible |
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| Specific Gravity | 1.25 |
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| Type | Moldable |
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| VOC Content | 250 g/L |
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