Chem Link Clear is a general purpose, high performance, moisture cure sealant that can be used to seal a wide range of construction materials. Clear forms a transparent, elastic, waterproof seal to most metal, anodized aluminum, glass, vinyl, wood, masonry, polystyrene and many engineered plastics.
ChemLink Clear is a moisture-curing polyether general-purpose sealant for bonding and sealing in damp, dry, or cold conditions. The solvent-free formula has no isocyanates and forms a transparent, elastic, waterproof bead on metal, glass, vinyl, wood, masonry, and many engineered plastics. Typical work includes precast, block, siding, and window frames. It will not shrink or outgas on damp surfaces, and it can be applied as low as 32°F.
| Property | Value |
|---|---|
| Product | Clear General Purpose Sealant |
| Color | Clear |
| Packaging | 10.1 oz (300 ml) cartridge, 24/carton |
| Product number | F1212 |
| Chemistry | Moisture-curing polyether |
| ASTM C920 | Type S, Grade NS, Class 25, Uses NT, T2, M, G, A & O |
| VOC | < 15 g/L (ASTM D2369) |
| Elongation at break | 400% ± 75 (ASTM D412) |
| Hardness | Shore A 14 ± 2 (ASTM C661) |
| Tensile strength | 230 psi (ASTM D412) |
| Shear strength | 200 psi (ASTM D1002) |
| Service temperature | -40°F to 200°F (-40°C to 93°C) |
Product documents: Clear General Purpose Sealant Technical Data Sheet DS1212 (PDF) | Clear Safety Data Sheet (PDF)
What substrates will ChemLink Clear bond?
ChemLink Clear forms a transparent, elastic, waterproof seal on metal, anodized aluminum, glass, vinyl, wood, masonry, polystyrene, and many engineered plastics. It bonds siding, window frames, metal flashing, and HVAC.
Can ChemLink Clear be applied on damp or cold surfaces?
Yes. ChemLink Clear is a moisture-curing polyether for damp, dry, or cold conditions and can be applied as low as 32°F. It will not outgas or bubble on damp surfaces.
Will ChemLink Clear stay transparent in UV light?
Yes. ChemLink Clear will not discolor when exposed to UV light, so the bead stays transparent outdoors.
Can ChemLink Clear be used as a roof sealant?
Yes. ChemLink publishes ChemLink Clear as a clear roof sealant as well as a general construction sealant.
What joint movement does ChemLink Clear handle?
ChemLink Clear is capable of joint movement in excess of 25% in both compression and extension.
Can ChemLink Clear be painted?
Yes. ChemLink Clear is paintable within 24 hours after a coating test.
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