
Plexus® Adhesive Alternatives
Plexus® offers a range of structural adhesives for manufacturing and product assembly applications. Plexus® adhesives are specially designed for bonding various composites, thermoplastics, raw metals, coated metals, and are great for bonding dissimilar substrates.
Although we do not carry Plexus® adhesives, we have alternatives for most Plexus® adhesive products in 50ml and 400ml cartridges.
Find Plexus® Adhesive Alternatives
We offer alternatives for the products listed below. If your product is not listed, don't hesitate to contact us for a recommendation. We can help you find an alternative that costs substantially less while offering the same or better performance.

Plexus® MA300 Methacrylate Adhesive
MA300 is a two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. It mixes at a 1:1 ratio, has a work time of 3-6 minutes, and is available in 50 ml and 400 ml cartridges.
- Mix Ratio: 1:1
- Work Life: 3 - 6 minutes
- Handling Strength: 12 - 15 minutes
Alternatives for Plexus® MA300
- MMA 300 High Performance Methacrylate Adhesive - 5 Minute Open Time
- MMA 310 High Performance Methacrylate Adhesive - 10 Minute Open Time
- ASI MP 55300 General Purpose Methacrylate (MMA) Adhesive

Plexus® MA310 Methacrylate Adhesive
MA310 is a two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Combined at a 1:1 ratio, MA310 is a medium-curing adhesive system. MA310 offers a combination of high strength and stiffness as well as the ability to bond a wide range of materials. It is available in 50 ml and 400 ml cartridges.
- Mix Ratio: 1:1
- Work Life: 15 - 18 minutes
- Handling Strength: 45 - 55 minutes
Alternatives for Plexus® MA310
- MMA 310 High Performance Methacrylate Adhesive - 10 Minute Open Time
- ASI MP 55310 High Performance MMA Methacrylate Adhesive

Plexus® MA320 Methacrylate Adhesive
MA320 is a two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies1. Combined at a 10:1 ratio, MA320 is an excellent choice for composite bonding applications in the transportation, marine, wind energy, and engineering construction industries because of its high strength and durability. Additionally, it generally requires minimal surface preparation.
- Mix Ratio: 10:1
- Work Life: 8 - 12 minutes
- Handling Strength: 25 - 30 minutes
Alternatives for Plexus® MA320
- MMA 320 Toughened Impact Resistant MMA Adhesive - 10 Minute Open Time
- ASI MP 55320 High Performance Methacrylate (MMA)

Plexus® MA330 Methacrylate Adhesive
MA330 is a two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies1. Combined at a 1:1 ratio, MA330 has a working time of 15 to 18 minutes and achieves approximately 75% of ultimate strength in 30 to 45 minutes at 74°F (23°C). MA330 offers a combination of high strength and stiffness as well as the ability to bond a wide range of materials.
- Mix Ratio: 1:1
- Work Life: 15 - 18 minutes
- Handling Strength: 30 - 45 minutes
Alternatives for Plexus® MA330
- MMA 330 High Performance Methacrylate Adhesive - 20 Minute Open Time
- 3M DP820 Scotch-Weld Acrylic Adhesive

Plexus® MA420 Methacrylate Adhesive
MA420 is a two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Combined at a 10:1 ratio, MA420 is a rapid-curing system. Plexus® MA420 is the standard choice for composite bonding applications in the transportation industry because it requires virtually no surface preparation. In addition, this product provides a unique combination of excellent fatigue endurance, outstanding impact resistance, and superior toughness.
- Mix Ratio: 10:1
- Work Life: 4 - 6 minutes
- Handling Strength: 18 - 22 minutes
Alternatives for Plexus® MA420
- MMA 420 Toughened Impact Resistant MMA Adhesive - 5 Minute Open Time
- 3M DP8405NS Structural Acrylic Adhesive
- ASI MP 55420 High Performance Methacrylate MMA Adhesive

Plexus® MA422 Methacrylate Adhesive
MA422 is a two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Combined at a 10:1 ratio, MA422 has a working time of 17 to 24 minutes and achieves approximately 75% of ultimate strength in 35 to 40 minutes at 74°F (23°C).
- Mix Ratio: 10:1
- Work Life: 17 - 24 minutes
- Handling Strength: 35 - 40 minutes
Alternatives for Plexus® MA422
- Infinity Bond MMA 422 Slow Set High Strength Methacrylate Adhesive

Plexus H4110 Epoxy Adhesive
- Mix Ratio: 1:1
- Work Life: 8 - 12 minutes
- Handling Strength: 65 - 75 minutes
Alternatives for Plexus H4110
- Infinity Bond EP H3500 All Purpose Non Sag Epoxy

Plexus® MA530 Methacrylate Adhesive
Two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. This product has been designed for use on large structures where a moderate open time product is needed. Plexus MA530 may be used for composite and metal bonding for small to large structures.
- Mix Ratio: 1:1
- Work Life: 30 – 40 mins
- Handling Strength: 90 - 160 mins
Alternatives for Plexus® MA530
- MMA 530 Very Long Open Time Methacrylate Adhesive

Plexus® MA560 Methacrylate Adhesive
Two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Designed for use on large structures where a very long open time product is needed. Plexus MA560-1 is commonly used for bonding stringers and liners into large fiberglass boats with bond lines up to 1.00 in. (25 mm) thick.
- Mix Ratio: 1:1
- Work Life: 55 – 70 mins
- Handling Strength: 220 - 240 mins
Alternatives for Plexus® MA560
- Infinity Bond MMA 560 Methacrylate Adhesive 50-65 Minute Open Time

Plexus® MA590 Methacrylate Adhesive
Two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. MA590 has a working time of 90 to 105 minutes and achieves approximately 500 and 1000 psi in 5 and 6.5 hours, respectively, at 74°F (23°C).
- Mix Ratio: 1:1
- Work Life: 90 – 105 mins
- Handling Strength: 250 - 380 mins
Alternatives for Plexus® MA590
- Infinity Bond MMA 590 Methacrylate Adhesive 70 to 100 Minute Open Time
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Plexus® is a registered trademark of ITW Performance Polymers. This website has no affiliation with Plexus®. Product names are used for comparison purposes only.