E-glass Fiber Chopped Strands For BMC Usage
- Ref Price:
-
$0.50 - 2.00
/ kg
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20000 kg
- Supply Capability:
- 200000 kg/month
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DESCRIPTION:
E Glass Fiber Chopped Strands for BMC Usage are compatible with unsaturated polyester, epoxy resin and phenolic resins.
The end-use applications include transportation, building & construction, electronic & electrical, mechanical, and light industry.
Product Features：
Extremely low resin demand, delivering low viscosity to BMC paste
High impact strength; High LOI rate
High strand stiffness; Compatible with rubber
Product Specifications：
Property | Fibre diameter | Moisture Content | Size Content | Chop |
（%） | （%） | （%） | （%） | |
Mathods | IS01888 | ISO3344 | ISO1887 | |
3mm | ±10 | ≤3.0 | 0.1±0.05 | 98 |
6mm | ||||
9mm | ||||
12mm |
Special specification can be produce according to customer requirements.
Packaging：
Each bag can be taken （15-25kgs）。 Could also take a big container bag.
Storage：
Unless otherwise specified, It should be stored in a dry, cool and rain-proof area. It is recommended that the room temperature and humidity should be always maintained at 15℃～35℃ and 35%～65% respectively.
FAQ
1..Is your company a factory or trade company?
A:We have our own factory , we are on this business more than 10 years.
2.Who will pay for the express cost ?
A: We can support you free samples ,but express cost will be paid by you .
3.How long is the delivery time?
A:within 10-15 days after receiving deposit.
- Q: Can fiberglass chopped strand be used in electrical cables?
- No, fiberglass chopped strand is not typically used in electrical cables. Electrical cables require materials that have excellent electrical conductivity and insulation properties, such as copper or aluminum for conductors and various types of insulating materials like PVC, XLPE, or rubber. Fiberglass chopped strand, on the other hand, is primarily used in the manufacturing of composite materials, such as fiberglass reinforced plastics, where its high strength and corrosion resistance characteristics are advantageous.
- Q: How does the fiber content affect the mechanical properties of fiberglass chopped strand composites?
- The fiber content in fiberglass chopped strand composites has a significant impact on their mechanical properties. Firstly, the fiber content determines the overall strength and stiffness of the composite material. As the fiber content increases, the composites become stronger and stiffer due to the reinforcing effect of the fibers. The fibers act as load-bearing elements, distributing the applied stress throughout the material and preventing crack propagation. This results in improved tensile, flexural, and compressive strength of the composites. Secondly, the fiber content affects the impact resistance of the composites. Higher fiber content enhances the energy absorption capability of the material, making it more resistant to impacts. The fibers act as barriers that absorb and disperse the impact energy, minimizing damage and preventing cracks from forming. Additionally, the fiber content influences the thermal properties of the composites. Fiberglass fibers have low thermal conductivity, meaning they are poor conductors of heat. Increasing the fiber content in the composites improves their resistance to heat flow, making them suitable for applications requiring thermal insulation. Furthermore, the fiber content affects the dimensional stability of the composites. Higher fiber content reduces the coefficient of thermal expansion, making the material less susceptible to expansion and contraction due to temperature changes. This property is particularly important in applications where dimensional stability is crucial, such as in aerospace or automotive industries. In summary, the fiber content in fiberglass chopped strand composites plays a vital role in determining their mechanical properties. Higher fiber content results in improved strength, stiffness, impact resistance, thermal insulation, and dimensional stability. Understanding and optimizing the fiber content is essential in designing and manufacturing composites that meet specific performance requirements.
- Q: What is the difference between E-glass and S-glass chopped strands?
- E-glass and S-glass chopped strands are types of fiberglass materials utilized in various applications. Nevertheless, there are notable distinctions between them. 1. Composition: E-glass, an abbreviation for "electrical" glass, consists of alkali-lime glass. It contains a substantial amount of silica (approximately 52-56%) alongside alumina, calcium oxide, and other oxides. Conversely, S-glass, known as "structural" glass, is made up of a highly pure form of silica (around 65-70%), magnesia, and alumina. 2. Strength and Stiffness: In comparison to E-glass, S-glass possesses higher tensile strength and modulus of elasticity. It is recognized for its exceptional mechanical properties, rendering it suitable for high-performance applications that demand superior strength and stiffness. 3. Chemical Resistance: Due to its elevated silica content, S-glass demonstrates improved resistance against chemical attack when compared to E-glass. It can withstand exposure to acids, alkalis, and other corrosive substances more effectively. 4. Electrical Properties: E-glass is specifically engineered for its electrical insulation capabilities. It has a lower dielectric constant and higher dielectric strength, making it an ideal choice for applications where electrical insulation is crucial. Conversely, S-glass is not typically utilized for electrical purposes. 5. Cost: Generally, E-glass chopped strands are more economically viable in comparison to S-glass. The higher silica content and superior mechanical properties of S-glass contribute to its increased cost. To summarize, although both E-glass and S-glass chopped strands belong to the fiberglass category, S-glass offers greater strength, stiffness, chemical resistance, and superior electrical insulation properties. However, E-glass is more affordable, making it suitable for applications where extreme mechanical properties are not necessary. The choice between the two depends on the specific requirements and budget of the application.
- Q: How is fiberglass chopped strand incorporated into composite manufacturing processes?
- Various methods, such as hand layup, spray-up, and filament winding, are commonly used to incorporate fiberglass chopped strand into composite manufacturing processes. In the hand layup method, the chopped strand is dispersed onto a mold or tooling surface made of either metal or composite material. The resin, typically thermosetting, is then manually applied over the chopped strand using a brush or roller. This manual application allows for precise control over the orientation of the fibers and distribution of the resin, resulting in a composite product that is strong and durable. Another method, spray-up, involves spraying a mixture of chopped strand and resin onto a mold surface using a chopper gun. The gun combines the chopped strand and resin, cutting the strand into short lengths while mixing it with the resin. This mixture is then sprayed onto the mold, facilitating a rapid and efficient production process. The sprayed chopped strand is evenly distributed, resulting in a high-quality composite with excellent strength and stiffness properties. Filament winding is a commonly used process for manufacturing cylindrical or tubular composite structures, such as pipes or pressure vessels. In this method, continuous strands of fiberglass are pulled through a resin bath, impregnating them with the appropriate resin. These wet strands are then wound onto a rotating mandrel in a precise pattern, forming a composite structure with exceptional strength and durability. In summary, fiberglass chopped strand is a versatile material that can be incorporated into composite manufacturing processes using various techniques. Each method offers unique advantages in terms of production speed, control over fiber orientation, and overall product quality.
- Q: Is fiberglass chopped strand suitable for applications requiring low thermal conductivity?
- No, fiberglass chopped strand is not suitable for applications requiring low thermal conductivity. Fiberglass, being a type of glass fiber reinforced polymer, has relatively high thermal conductivity. This means that it is a good conductor of heat, which is not desirable in applications where low thermal conductivity is required. For such applications, materials with low thermal conductivity, such as ceramic fibers or insulating foams, would be more suitable.
- Q: Is fiberglass chopped strand lightweight?
- Yes, fiberglass chopped strand is lightweight. Chopped strand refers to short fibers of fiberglass that have been cut to a specific length. These fibers are typically mixed with a resin or binder to form a composite material. Since fiberglass itself is a lightweight material, the chopped strands retain this characteristic. This makes fiberglass chopped strand an ideal choice for applications that require a lightweight material, such as automotive parts, boat hulls, and aerospace components. Additionally, the lightweight nature of fiberglass chopped strand allows for increased flexibility and ease of handling during the manufacturing process.
- Q: What are the typical sustainability considerations when using fiberglass chopped strand composites?
- When utilizing fiberglass chopped strand composites, there are several sustainability factors that should be taken into consideration. Firstly, the extraction of silica sand, a non-renewable resource, is involved in fiberglass production. It is crucial to assess the environmental impact of mining and processing silica sand, as well as the potential for habitat destruction and water pollution. Another aspect of sustainability to consider is the energy consumption associated with manufacturing fiberglass composites. The production process necessitates high temperatures for melting and shaping the material, resulting in significant energy usage. This energy consumption contributes to greenhouse gas emissions and climate change. Moreover, disposing of fiberglass chopped strand composites can be challenging from a sustainability standpoint. Fiberglass is not biodegradable and can persist in the environment for an extended period. To minimize waste and environmental impact, it is important to consider proper disposal methods such as recycling or finding alternative uses for the material. Furthermore, the health and safety of workers during the manufacturing process of fiberglass chopped strand composites should be taken into account. The production and handling of fiberglass can release harmful fibers and chemicals into the air, posing health risks to workers if not appropriately controlled. Ensuring worker protection and implementing suitable safety measures are crucial for sustainability in this context. To address these sustainability considerations, various initiatives and technologies are being developed. These include the use of recycled fiberglass, the advancement of more energy-efficient manufacturing processes, and the implementation of stricter regulations and guidelines to ensure safe production and disposal of fiberglass chopped strand composites. Overall, achieving sustainability when utilizing fiberglass chopped strand composites requires careful consideration of the environmental impact of raw materials, energy consumption during production, disposal practices, and worker safety. By addressing these considerations, the use of fiberglass composites can be made more sustainable and environmentally friendly.
- Q: Is fiberglass chopped strand suitable for applications requiring fire resistance?
- No, fiberglass chopped strand is not suitable for applications requiring fire resistance. While fiberglass itself is a fire-resistant material, chopped strand refers to short, random lengths of fiberglass strands that are typically used as reinforcements in composite materials. Chopped strand does not possess the same level of fire resistance as other fiberglass products, such as woven fabrics or mats that are specifically designed for fire-resistant applications. Therefore, if fire resistance is a requirement for a particular application, it is advisable to explore alternative materials or fiberglass products that are specifically engineered to meet such requirements.
- Q: What is the cost of fiberglass chopped strand compared to other materials?
- The cost of fiberglass chopped strand is generally lower compared to other materials such as carbon fiber or Kevlar.
- Q: Can fiberglass chopped strand be used for reinforcement in 3D printing?
- Indeed, in the realm of 3D printing, fiberglass chopped strand has the potential for utilization as a reinforcement. Due to its impressive mechanical properties and high strength-to-weight ratio, fiberglass chopped strand is widely employed in diverse industries. By incorporating it into thermoplastics or thermosetting resins, the overall strength and stiffness of printed components can be greatly enhanced. Nevertheless, it is crucial to acknowledge that the employment of fiberglass chopped strand in 3D printing may necessitate modifications to both the printing process and equipment. This is due to its abrasive nature, which can lead to wear on standard nozzles. Additionally, in order to achieve optimal reinforcement, it is imperative to ensure proper dispersion and alignment of the chopped strands within the printing material. In conclusion, with appropriate adjustments and precautions, fiberglass chopped strand can indeed be effectively employed as a reinforcement material in 3D printing applications.
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E-glass Fiber Chopped Strands For BMC Usage
- Ref Price:
-
$0.50 - 2.00
/ kg
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20000 kg
- Supply Capability:
- 200000 kg/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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