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Bergdahl Associates, Inc. - Authorized Distributor | ||
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Description
Lord® 648 acrylic adhesive bonds a wide variety of prepared or unprepared
metals and some plastics. This adhesive contains a unique patented formula which provides
exceptional bondability to metals as well as underbond corrosion protection.
Lord 648 adhesive is specifically formulated to provide reduced odor and increased flash point compared to other acrylic adhesives. Lord 648 adhesive replaces welding, brazing, riveting and other mechanical fastening methods even in low temperature environments subject to high impact or high peel loads.
Typical applications include; unprepared metals, aluminum, CRS, galvanized, stainless, copper, brass, etc.
Features and Benefits
Low Odor - reduces odor significantly.
Increased Flash Point - less flammable than many acrylic adhesives.
Bonds Unprepared Metal - requires little or no surface preparation on any metal, including oily surfaces.
Non-Sag - adhesive remains in position when applied on vertical or over-head surfaces, allowing for greater process flexibility.
Excellent Environmental Resistance - resists dilute acids, alkalis, solvents, greases, oils, moisture, and weathering. Provides excellent resistance to UV exposure.
| Typical Properties* of Lord 648 Acrylic Adhesive | |||
| Lord 648 Resin | Accelerator 19 | Mixed | |
| Appearance | Off-white |
Off-white | Off-white, turning green at cure. |
| Viscosity: (cps) Brookfield at 77°F (25°C) | 200,000 | 150,000 - 450,000 | 160,000 - 300,000 |
| Density: Ibs/gal | 9.3 | 11.9 | - |
| Solvents | None | None | - |
| Flash Point (Closed Cup) | 115°F (46°C) | >200°F (>93°C) | - |
| % Solids | 100% | 100% | 100% |
| Mix Ratio by weight | 10 parts | 3 parts | - |
| by volume | 4 parts | 1 parts | - |
| Working Time of Mix System at 75°F (24°C) | N/A | N/A | 8 - 12 Minutes |
| Handleable Bonds at 75°F (24°C) | N/A | N/A | 12 - 17 Minutes |
| Full Properties | N/A | N/A | 2 hours |
| Shelf Life from date of shipment, 75°F (24°C), unopened container | 6 Months | 6 Months | - |
* Data is typical and not to be used for specifications purposes.
Date issued: 12/01
8/99
