Changzhou Original Chemical Co., Ltd
Characteristics:
Resin Transfer Molding (RTM) resin is a specialized type of thermosetting polymer resin designed for use in the RTM manufacturing process. It possesses several key characteristics:
Low Viscosity: RTM resins are formulated with low viscosity, allowing them to easily flow through the fiber reinforcement material (usually fiberglass or carbon fiber) and wet out the fibers evenly.
Thermosetting Nature: These resins are thermosetting, meaning they undergo a chemical transformation when exposed to heat or chemical initiators, resulting in a solid and durable composite material.
Reactivity Control: RTM resins are designed with controlled reactivity, enabling precise control over the curing process. This is crucial for ensuring proper impregnation and consolidation of the reinforcement material.
Low Shrinkage: Low shrinkage during curing is essential in the RTM process to minimize the risk of voids or delamination in the final composite structure.
Customizability: Manufacturers can adjust the formulation of RTM resins to achieve specific material properties, such as variations in curing time, mechanical characteristics, and fire resistance.
Advantages:
High Fiber Content: RTM resin systems can achieve a high fiber volume fraction, resulting in composites with excellent strength-to-weight ratios. This makes them ideal for applications where lightweight and strong components are necessary.
Complex Geometries: The RTM process allows for the production of complex and intricate parts with consistent quality. The low-viscosity resin can infiltrate intricate fiber architectures, ensuring even distribution and eliminating air voids.
Controlled Processing: RTM provides precise control over the resin infusion and curing processes, ensuring that the final composite part meets specific design requirements and quality standards.
Reduced Emissions: RTM typically generates lower emissions and waste compared to open molding techniques, making it an environmentally friendly option.
Cost-Effective: For high-volume production runs, RTM can be a cost-effective method, as it minimizes material waste and post-processing requirements.
Application Scenarios:
Automotive Parts: RTM resin is used in the automotive industry to manufacture lightweight and strong components such as body panels, structural parts, and chassis components. This contributes to improved fuel efficiency and safety.
Aerospace Components: In aerospace, RTM is employed for producing aircraft components, including wing structures, interior panels, and engine components. Weight savings are critical for aircraft performance and efficiency.
Wind Energy: RTM resins are used to manufacture composite wind turbine blades. These blades need to be lightweight, durable, and aerodynamically efficient to harness wind energy effectively.
Marine: They find applications in boat and yacht construction for producing hulls, decks, and other structural components due to their resistance to water and environmental conditions.
Construction: In construction, RTM is used to create architectural and structural elements, such as façades, panels, and reinforcement materials.
Sporting Goods: RTM resin is utilized in the production of sporting goods such as high-performance bicycles, tennis rackets, and snowboards, where lightweight, durable materials are crucial for performance.
Industrial Equipment: Components for various industrial equipment, such as machinery frames and enclosures, benefit from the high strength and durability of RTM composites.
In summary, RTM resin is a versatile material for creating high-strength, lightweight composite parts with complex geometries. Its advantages include controlled processing, high fiber content, and suitability for various industries, making it a popular choice for applications where lightweight, strong, and intricate parts are required.
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. |