
Changzhou Original Chemical Co., Ltd

Vacuum infusion resin is an advanced composite material processing technique that involves the impregnation of a resin system into a dry fiber preform under vacuum conditions. This method ensures thorough saturation of the fibers with resin, minimizing void content and enhancing the overall structural integrity of the final composite part. It is widely utilized in the manufacturing of high-performance components across various industries due to its precision and efficiency.
Characteristics of Vacuum Infusion Resin
High Strength & Lightweight: The process allows for the creation of components with exceptional strength-to-weight ratios, ideal for applications requiring both durability and reduced mass.
Void Reduction: The vacuum environment effectively eliminates air bubbles and voids, leading to improved mechanical properties and aesthetic finishes.
Design Flexibility: Vacuum infusion supports complex geometries and large-scale production, enabling the creation of intricate designs that may be difficult to achieve with other methods.
Environmentally Friendly: Compared to traditional molding processes, vacuum infusion often results in less waste and can utilize lower-volatile resin systems, contributing to greener manufacturing practices.
Cost-Effective: While initial setup may be more involved, the process offers economies of scale, particularly suitable for high-volume production runs.
Name | Type | Viscosity (25℃) | Geltime (min.) | Characteristics and applications |
BY-1712 | Ortho | 280-360 | 25-35 | Pre-accelerated, medium viscosity, good glass fiber wet-out characteristic, suitable for general purpose. |
BY-1713 | Ortho | 140-180 | - | Medium reactivity, pre-accelerated, low viscosity, long geltime, containing curing indicator, good glass fiber wet-out, high mechanical property. Suitable for FRP cabin cover, cooling towers with larger dimension by RTM or VARTM. |
BY-1714 | Ortho | 100-150 | - | Pre-accelerated, low viscosity, long geltime, good glass fiber wet-out, relatively high heat resistance and good mechanical properties. Suitable for FRP cabin cover, cooling towers with larger dimension by RTM or VARTM. Approved by CCS for boat building. |
BY-1715 | Ortho | 170-200 | 80-110 | Pre-accelerated, low viscosity, long geltime, good glass fiber wet-out, relatively high heat resistance and good mechanical properties. Specially designed for wind mill blades by RTM or VARTM. |
BY-1716 | Ortho | 300-500 | 70-110 | Pre-accelerated, thixotropic, low volatilization, long geltime, exothermic peak is low, good heat resistance, high mechanical strength and toughness. Suitable for hand lay-up, spray-up wind blades or other larger dimension FRP products. |
BY-1718 | Ortho | 140-180 | - | Medium reactivity, pre-accelerated, low viscosity, long geltime, containing curing indicator, good glass fiber wet-out, high mechanical property. Suitable for FRP cabin cover, cooling towers with larger dimension by RTM or VARTM. |
BY-1719 | Ortho | 170-230 | - | Pre-accelerated, low viscosity, long geltime, good glass fiber wet-out, relatively high heat resistance and good mechanical properties. Suitable for RTM and VARTM to produce parts of vehicles, yachts, cooling towers and other FRP products. |
BY-1710 | ISO | 260-330 | 25-35 | Medium reactivity, pre-accelerated, low viscosity, good glass fiber wet-out, good chemical resistance and mechanical properties. Suitable for automotive parts, boat building, cooling towers etcby RTM or VARTM. |
BY-1711 | PTA | 90-120 | - | Pre-accelerated, thixotropic, well-spliced with acrylic. Suitable for hand lay-up and spray-up FRP reinforcement parts for acrylic sanitary wares. |
BY-1720 | VE | 100-150 | - | Bisphone A type vinyl ester resin. High mechanical strength and toughness, low shrinkage. Suitable for RTM, VARTM, hand lay-up, twine and etc. |
Specific Applications of Vacuum Infusion Resin
Marine Industry: Used in the construction of high-performance boats, yachts, and marine structures, offering corrosion resistance and lightweight strength.
Wind Energy: Critical in the manufacturing of wind turbine blades, where long lengths and complex shapes necessitate precise resin impregnation.
Automotive Industry: Applied in the production of lightweight vehicle components, such as body panels and structural parts, enhancing fuel efficiency and performance.
Aerospace: Utilized for making aircraft components that require stringent weight and strength specifications, contributing to improved fuel economy and safety.