Metzger McGuire MM-80 Standard Gray is a two-component 100% solids heavy-duty semi-rigid epoxy joint filler in a 1 gal kit used for industrial floors with hard-wheeled traffic.
Metzger McGuire MM-80 is a two-component, 100% solids heavy-duty semi-rigid epoxy joint filler in Standard Gray. It is used to fill and protect joints in industrial concrete floors subject to hard wheeled material handling traffic and heavy loads, and to protect joint edges. It is placed as a 1 gal kit mixed 5:1 by volume. Shore A hardness is 90-95 at 70 F, pot life is 15-30 minutes, and light traffic is ready in 6-8 hours.
| Property | Value |
|---|---|
| Hardness, Shore A @ 70 F | 90-95 (D-2240) |
| Tensile Strength | 1300 psi (D-638) |
| Tensile Elongation | 45-55% (D-638) |
| Adhesion to Concrete | 300-350 psi (D-4541) |
| Pot Life @ 70 F | 15-30 min |
| Light Traffic Ready @ 70 F | 6-8 hr |
| Full Traffic Ready @ 70 F | 8-12 hr |
| Mix Ratio (by vol.) | 5:1 |
| Operating Temperature | 40 F to +120 F interior |
| Packaging | 1 gal kit, Standard Gray (medium gray) |
Product documents: MM-80 Technical Data Sheet M-1 REVISED 02/22 (PDF) | MM-80 Safety Data Sheet 07/2024 A_B (PDF)
What work is Metzger McGuire MM-80 used on?
This 5:1 heavy-duty epoxy filler protects contraction and construction joints on Class 6-9 industrial slabs under hard-wheeled traffic.
What size is Metzger McGuire MM-80?
The pack is a 1 gal kit in Standard Gray.
What hardness is on Metzger McGuire MM-80?
Cured Shore A 90-95 at 70 F is the hardness on this 5:1 epoxy.
What pot life is on Metzger McGuire MM-80?
Pot life is 15-30 minutes at 70 F on the 5:1 mix.
What traffic window is on Metzger McGuire MM-80?
Light traffic is ready in 6-8 hours and full traffic in 8-12 hours at 70 F.
What joint depth is on Metzger McGuire MM-80?
Saw-cut control joints take a full-depth fill, or 2 in minimum when the cut is deeper than 2 in.
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