Structural Infusion & Laminating Epoxy Systems
Low-viscosity Bisphenol-A/F and cycloaliphatic epoxy systems delivering ultra-low cure shrinkage (<1.5%), superior fatigue life with carbon fiber, and DNV-GL / Lloyd's certification. Cure & Process Rule: STOICHIOMETRIC RATIO CRITICAL: Must be weighed strictly at manufacturer mix ratio (e.g., 100:28 or 100:34 by weight) with matched Amine Hardener. Requires post-cure at 60–80°C for full Tg.
1. Indexed ASTM Materials in Structural Infusion & Laminating Epoxy Systems (22 SKUs)
| Material & OEM Brand | SKU | ASTM D638 Tensile | ASTM D648 HDT | ASTM D790 Flex | Viscosity / Density | US DOT 49 CFR | US Pack Price | Compare / Specs |
|---|---|---|---|---|---|---|---|---|
| Gurit Ampreg 31 DNV-GL Certified Laminating EpoxyGurit • Infusion Epoxy | GUR-AMP31-200KG | 81 MPa 11,748 psi | 89 °C | 125 MPa | 420 cPs | UN3082 Class 9 Environmentally Hazardous | $3,080 200 kg Drum Kit | Datasheet → |
| Gurit Ampreg 36 High-Tg Aerospace & Marine EpoxyGurit • Infusion Epoxy | GUR-AMP36-200KG | 84 MPa 12,183 psi | 118 °C | 128 MPa | 510 cPs | UN3082 Class 9 Environmentally Hazardous | $3,560 200 kg Drum Kit | Datasheet → |
| Gurit Prime 27 Ultra-Low Viscosity Infusion EpoxyGurit • Infusion Epoxy | GUR-PRM27-200KG | 77 MPa 11,168 psi | 85 °C | 121 MPa | 195 cPs | UN3082 Class 9 Environmentally Hazardous | $2,980 200 kg Drum Kit | Datasheet → |
| Gurit Prime 37 Infusion Epoxy SystemGurit • Infusion Epoxy | GUR-PRM37-200KG | 79 MPa 11,458 psi | 88 °C | 124 MPa | 245 cPs | UN3082 Class 9 Environmentally Hazardous | $2,960 200 kg Drum Kit | Datasheet → |
| Hexion EPIKOTE Resin MGS RIMR 135Hexion • Structural Epoxy | HEX-RIMR135-DRUM | 76 MPa 11,023 psi | 86 °C | 122 MPa | 280 cPs | UN3082 Class 9 Environmentally Hazardous | $2,820 200 kg Drum | Datasheet → |
| Hexion EPON Resin 828 Unmodified Bisphenol-A EpoxyHexion • Infusion Epoxy | HEX-EPON828-DR | 83 MPa 12,038 psi | 115 °C | 127 MPa | 12000 cPs | UN3082 Class 9 Environmentally Hazardous | $2,360 200 kg Drum Kit | Datasheet → |
| Hexion EPON Resin 862 Low-Viscosity Bisphenol-F EpoxyHexion • Infusion Epoxy | HEX-EPON862-DR | 86 MPa 12,473 psi | 108 °C | 130 MPa | 3200 cPs | UN3082 Class 9 Environmentally Hazardous | $2,680 200 kg Drum Kit | Datasheet → |
| Huntsman Araldite LY 1564 SP Infusion Epoxy ResinHuntsman Advanced Materials • Infusion Epoxy | HUN-LY1564-200KG | 79 MPa 11,458 psi | 92 °C | 123 MPa | 260 cPs | UN3082 Class 9 Environmentally Hazardous | $3,040 200 kg Drum Kit | Datasheet → |
| Huntsman Araldite LY 5052 Cold-Cure Aerospace EpoxyHuntsman Advanced Materials • Infusion Epoxy | HUN-LY5052-DR | 86 MPa 12,473 psi | 128 °C | 130 MPa | 680 cPs | UN3082 Class 9 Environmentally Hazardous | $3,900 200 kg Drum Kit | Datasheet → |
| Huntsman Araldite MY 721 Tetrafunctional Aerospace EpoxyHuntsman Advanced Materials • Infusion Epoxy | HUN-MY721-50KG | 92 MPa 13,343 psi | 195 °C | 136 MPa | 4500 cPs | UN3082 Class 9 Environmentally Hazardous | $6,800 200 kg Drum Kit | Datasheet → |
| INEOS Derakane 470-36 High-Temp Epoxy Novolac Vinyl EsterINEOS Composites US • Vinyl Ester | INE-DRK-470-36-DR | 78 MPa 11,313 psi | 152 °C | 142 MPa | 360 cPs | UN1866 Class 3 Flammable Liquid | $2,952 205 kg Steel Drum | Datasheet → |
| INEOS Derakane Signia 470-300 Novolac Vinyl EsterINEOS Composites • Epoxy Novolac Vinyl Ester | INE-DRK470-55DR | 86 MPa 12,473 psi | 150 °C | 152 MPa | 300 cPs | UN1866 Class 3 Flammable Liquid | $1,885 205 kg (55 Gal Drum) | Datasheet → |
| PRO-SET HTP-124 High-Temperature Tooling EpoxyGougeon Brothers (PRO-SET) • Infusion Epoxy | PRO-HTP124-5G | 85 MPa 12,328 psi | 142 °C | 129 MPa | 620 cPs | UN3082 Class 9 Environmentally Hazardous | $4,280 200 kg Drum Kit | Datasheet → |
| PRO-SET LAM-125 Medium Viscosity Laminating EpoxyGougeon Brothers (PRO-SET) • Infusion Epoxy | PRO-LAM125-55G | 78 MPa 11,313 psi | 84 °C | 122 MPa | 780 cPs | UN3082 Class 9 Environmentally Hazardous | $3,120 200 kg Drum Kit | Datasheet → |
| PRO-SET LAM-135 Low-Viscosity Wet-Out EpoxyGougeon Brothers (PRO-SET) • Infusion Epoxy | PRO-LAM135-55G | 80 MPa 11,603 psi | 86 °C | 124 MPa | 490 cPs | UN3082 Class 9 Environmentally Hazardous | $3,180 200 kg Drum Kit | Datasheet → |
| Sicomin SR 5550 Lloyd's Approved Structural EpoxySicomin North America • Infusion Epoxy | SIC-SR5550-200KG | 80 MPa 11,603 psi | 87 °C | 124 MPa | 640 cPs | UN3082 Class 9 Environmentally Hazardous | $3,020 200 kg Drum Kit | Datasheet → |
| Sicomin SR 8100 Low-Toxicity Marine Infusion EpoxySicomin North America • Infusion Epoxy | SIC-SR8100-200KG | 76 MPa 11,023 psi | 82 °C | 120 MPa | 215 cPs | UN3082 Class 9 Environmentally Hazardous | $2,860 200 kg Drum Kit | Datasheet → |
| Swancor 901 Bisphenol-A Epoxy Vinyl EsterSwancor USA • Vinyl Ester | SWN-901-VE | 85 MPa 12,328 psi | 105 °C | 147 MPa | 430 cPs | UN1866 Class 3 Flammable Liquid | $2,009 205 kg Drum | Datasheet → |
| System Three SilverTip Marine Laminating EpoxySystem Three Resins • Infusion Epoxy | SYS3-SLVTIP-55G | 75 MPa 10,878 psi | 76 °C | 119 MPa | 550 cPs | UN3082 Class 9 Environmentally Hazardous | $3,160 200 kg Drum Kit | Datasheet → |
| Vipel® F010-SER Epoxy NovolacAOC Resins • Vinyl Ester | AOC-VIPEL-F010-55G | 86.2 MPa 12,500 psi | 140.6 °C | 125 MPa | 320 cPs | UN1866 US DOT Class 3 (UN1866 Flammable Liquid) | $1,720 55-Gal Drum (460 lbs) | Datasheet → |
| WEST SYSTEM 105-B Marine Grade Epoxy ResinGougeon Brothers (WEST SYSTEM) • Infusion Epoxy | WST-105B-5GAL | 73 MPa 10,588 psi | 68 °C | 117 MPa | 975 cPs | UN3082 Class 9 Environmentally Hazardous | $3,240 200 kg Drum Kit | Datasheet → |
| West System® 105 Epoxy ResinGougeon Brothers • Marine Epoxy | GOU-WS105-55G | 53.8 MPa 7,800 psi | 53.3 °C | 78 MPa | 975 cPs | Non-Reg Non-Regulated Ground / Class 8 Hardener | $1,950 55-Gal Drum | Datasheet → |
2. Drop-In Equivalence Matrix & Head-to-Head ASTM Comparisons
DNV-GL Infusion group: Gurit Prime 37 ↔ Hexion EPIKOTE MGS RIMR 135 ↔ Huntsman Araldite LY 1564 / Aradur 22962 ↔ Sicomin SR 8100. Marine Wet-Layup group: West System 105 ↔ PRO-SET LAM-125.
Direct Head-to-Head Engineering Comparisons in Structural Infusion & Laminating Epoxy Systems (Click any pair for full Δ ASTM & Cure Analysis):
3. Mandatory Companion Materials, Cure Ratios & Hazmat Segregation
STOICHIOMETRIC RATIO CRITICAL: Must be weighed strictly at manufacturer mix ratio (e.g., 100:28 or 100:34 by weight) with matched Amine Hardener. Requires post-cure at 60–80°C for full Tg.
Required Companion Material Groups for Structural Infusion & Laminating Epoxy Systems:
- Stoichiometric Amine & Polyetheramine Hardeners (Fast / Slow)
- Carbon Fiber Fabrics (3K / 6K / 12K)
- High-Temp Nylon Vacuum Film & Perforated Release Film
- Peel Ply (Nylon / Polyester Scrim)
Category Profile: DOT Class 9 Environmentally Hazardous (UN3082). Under federal hazmat regulations, Class 3 Flammable Liquids (UN1866 Resin) and Class 5.2 Organic Peroxides (UN3105 MEKP Initiator) must be packaged in separate UN-certified outer drums/boxes and segregated from Cobalt Octoate promoters to prevent exothermic thermal runaway.
Recommended Companion SKUs in Stock (Add to Kit BOM):
4. Qualified Process Methods, Finished Parts & ASTM Standards
Qualified Molding & Layup Methods
- Vacuum Assisted Resin Transfer Molding (VARTM)
- Resin Film Infusion
- Wet Layup + Vacuum Bag Debulk
- High-Pressure RTM
Finished Marine, Aerospace & Industrial Structures
- America's Cup & Offshore Racing Yacht Hulls
- Multi-Megawatt Wind Turbine Rotor Blades
- Aerospace Radomes & UAV Wing Spars
- Hydrofoil Struts & Carbon Rudder Stocks
Governing ASTM / ISO Test Standards
- ASTM D638 (Tensile 72–88 MPa)
- ASTM D648 (Tg / HDT 85–135 °C)
- ASTM D790 (Flexural 120–145 MPa)
- ASTM D2196 (Mixed Viscosity 180–350 cPs)
Engineering FAQ: Structural Infusion & Laminating Epoxy Systems (ASTM & Cure Specification)
1. What are the ASTM mechanical (D638 Tensile) and thermal (D648 HDT) ranges for Structural Infusion & Laminating Epoxy Systems?▼
Across the 22 verified North American SKUs in Structural Infusion & Laminating Epoxy Systems (CAT-RES-EPX), ASTM D638 tensile strength spans 53.8–92 MPa and ASTM D648 heat deflection temperature (HDT) spans 53.3–195 °C. Primary reference standards include ASTM D638 (Tensile 72–88 MPa), ASTM D648 (Tg / HDT 85–135 °C), ASTM D790 (Flexural 120–145 MPa), ASTM D2196 (Mixed Viscosity 180–350 cPs).
2. What companion catalyst, hardener, or cure system is required for Structural Infusion & Laminating Epoxy Systems?▼
STOICHIOMETRIC RATIO CRITICAL: Must be weighed strictly at manufacturer mix ratio (e.g., 100:28 or 100:34 by weight) with matched Amine Hardener. Requires post-cure at 60–80°C for full Tg. Required companion categories include: Stoichiometric Amine & Polyetheramine Hardeners (Fast / Slow); Carbon Fiber Fabrics (3K / 6K / 12K); High-Temp Nylon Vacuum Film & Perforated Release Film; Peel Ply (Nylon / Polyester Scrim).
3. What are the approved cross-brand drop-in equivalents in Structural Infusion & Laminating Epoxy Systems?▼
DNV-GL Infusion group: Gurit Prime 37 ↔ Hexion EPIKOTE MGS RIMR 135 ↔ Huntsman Araldite LY 1564 / Aradur 22962 ↔ Sicomin SR 8100. Marine Wet-Layup group: West System 105 ↔ PRO-SET LAM-125. Top stocked manufacturers in the US registry include Gurit, Hexion, Huntsman Advanced Materials, INEOS Composites US, INEOS Composites, Gougeon Brothers (PRO-SET), Sicomin North America, Swancor USA.
4. What is the US DOT 49 CFR and Transport Canada TDG Hazmat shipping classification for Structural Infusion & Laminating Epoxy Systems?▼
Materials in Structural Infusion & Laminating Epoxy Systems are regulated under DOT Class 9 Environmentally Hazardous (UN3082). When ordering Class 3 Flammable Liquid resins (UN1866) alongside Class 5.2 Organic Peroxide initiators (MEKP UN3105), shipments must comply with US DOT 49 CFR § 177.848 hazmat segregation and isolated packaging rules.
5. Which composite fabrication methods and finished structures use Structural Infusion & Laminating Epoxy Systems?▼
Structural Infusion & Laminating Epoxy Systems is qualified for Vacuum Assisted Resin Transfer Molding (VARTM), Resin Film Infusion, Wet Layup + Vacuum Bag Debulk, High-Pressure RTM. Typical finished B2B applications include America's Cup & Offshore Racing Yacht Hulls, Multi-Megawatt Wind Turbine Rotor Blades, Aerospace Radomes & UAV Wing Spars, Hydrofoil Struts & Carbon Rudder Stocks.