MetaLink High Performance Metal Roof Sealant

Box Quantity:
12 Cartridges/box

TDS

MetaLink: Durable Moisture-Cure RTV Silicone Sealant

Product Description

MetaLink is a high-performance, moisture-cure RTV silicone sealant with low odor and non-corrosive neutral cure chemistry. It is ideal for metal roofs, gutters, downspouts, and other metal architectural surfaces.

Basic Uses

• Metal roofing
• Gutters
• Window and door frames
• Expansion joints
• Siding
• Parapets
• Cove joints
• Transportation equipment
• Weather sealing

Features & Benefits

• High Adhesion: Bonds to aluminum, steel, copper, Kynar 500® PVDF, Tedlar® PVF, masonry, glass, polycarbonate, PVC, fiberglass (FRP), and acrylic.
• Elasticity: 50% joint movement, resists cracking through extreme weather cycles.
• Safe and Non-Corrosive: Contains no solvents or isocyanates, meets strict North American VOC standards.
• Color Stability: Will not suntan.
• Easy Application: Non-slump, applies vertically and overhead, skins over in 10 minutes.

Specifications

MetaLink meets or exceeds the following standards:

• ASTM C920, Type S, Grade NS, Class 50, Uses NT, T2, M, G, A & O
• Federal Specification TT-S-00230-C Type II, Class A
• Corps of Engineers CRD-C-541, Type II, Class A
• Canadian Standards Board CAN 19, 13-M82

Regulatory Compliance

• Conforms to OTC Rule for Sealants
• Meets California Regs: CARB, BAAQMD, and SCAQMD
• Free from cancer-causing chemicals listed in California Proposition 65
• Conforms to USDA Requirements for Non-food Contact

Green Standards

• LEED 2.2 for New Construction and Major Renovations: Low Emitting Materials (Section 4.1) - 1 Point
• NAHB Model Green Home Building Guidelines: 5 Global Impact Points
• VOC Content: Less than 30 grams/liter ASTM D2369 EPA Method 24 (tested at 240°F / 115°C)

Packaging

Available in:

• 5 oz Squeeze Tube (150 ml): Special order, 36 tubes/carton, 40 cartons/pallet
• 10.1 oz (300 ml) cartridge: 12 cartridges/carton, 105 cartons/pallet
• 20 oz (600 ml) sausage: Special order, 12 sausages/carton, 45 cartons/pallet
• 2 and 5 gallon pails or 50 gallon drums: Special order

Compatible Substrates*

• Kynar 500® PVDF Coated Metal
• Galvanized Metal
• Aluminum
• Copper
• Glass
• Fiberglass (FRP)
• Tedlar® PVF
• Engineered Plastics (PVC)
• EPS Foam

Test and evaluate to ensure adequate adhesion.

Typical Properties

• Viscosity: 550,000 cp +/- 150,000 cp
• Density: 8.3 lbs per gallon
• Elongation at Break: 600%
• Hardness (Shore A): 10 +/-3
• Tensile Strength: 135 psi
• Shear Strength: 75 +/-5 psi
• Low Temp Flex: Pass -15°F (-26°C)
• Shrinkage: No visible shrinkage after 14 days
• Service Temperature: -80°F to 400°F (-62°C to 204°C)
• Peel Values: Aluminum 17 pli, Concrete 16 pli, Glass 19 pli, Copper 9.5 pli, Kynar 19 pli, Steel 18 pli