LORD 7550 A/C (3003953) Ratio 1:1 Fast Set 3-5 min thin flowable self-leveling Urethane Adhesives

Product Name

LORD 7550 A/C (3003953) Ratio 1:1 Fast Set 3-5 min thin flowable self-leveling Urethane Adhesives

Brief Description

LORD 7550 A/C is a two-component, clear urethane adhesive system characterized by its fast setting, thin, flowable, and self-leveling properties. It is specifically formulated for bonding a variety of plastics, including Lexan®, ABS, and polycarbonate, as well as primed metals.

Popular Applications & Uses

- Trimcap and Letter Track Bonding- Aesthetic Assemblies- Potting and Encapsulation- Bonding Lexan®, ABS, polycarbonate, and other plastics- Bonding primed metals

Industries that Commonly Use It

- Sign & Display- Plastic Fabrication- Metal Fabrication- General Manufacturing- LED/Electronics

Special and Unique Features

- Optically Clear and Non-Yellowing- Self-leveling, ideal for hard-to-reach spaces and tight tolerances- UV Resistant- Chemically resistant once cured- Environmentally recommended, free of ozone-depleting chemicals- Non-flammable- Resistant to weathering, sunlight, and humidity

Key Properties

- Product Type: Urethane Adhesive- Mix Ratio: 1:1 by volume- Physical Form: Clear Liquid- Working Time: 3-5 minutes @ 75°F (24°C)- Time to Handling Strength: 60 minutes @ 77°F (25°C)- Full Cure Time: 72 hours- Solids Content: 100% by weight- VOCs Content: 0 lb/gal- Shelf Life: 6-9 months

Surface Compatibility

- Lexan®- ABS- Polycarbonate- Other plastics- Primed metals

Known backups / known substitutes

Direct, named substitutes for LORD 7550 A/C with its specific combination of properties and applications were not explicitly identified in the search results. However, general categories of adhesives that may be considered for similar bonding tasks include:- Other two-component urethane adhesives designed for plastic and metal bonding.- Structural adhesives (general category)- High bond structural tapes (for certain applications)- For clear plastic bonding, alternatives like UV adhesives, cyanoacrylates, methyl methacrylate (MMA) adhesives, and solvent cements are also utilized, depending on specific project requirements for clarity, strength, weathering, shock resistance, and curing speed.

Comparison Note

LORD 7550 A/C stands out for its exceptional optical clarity, self-leveling capability, and rapid set time, making it particularly well-suited for aesthetic and intricate assemblies where a transparent, strong, and durable bond is essential. Its resistance to various environmental factors, coupled with a convenient 1:1 mix ratio and non-flammable, environmentally conscious composition, further enhances its appeal for specialized bonding applications.