Melt Extract Stainless Steel Fiber - Steel Fiber Copper Coated with Wire Diameter

Melt Extract Stainless Steel Fiber - Steel Fiber Copper Coated with Wire Diameter System 1

Melt Extract Stainless Steel Fiber - Steel Fiber Copper Coated with Wire Diameter

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1000 kg

Supply Capability:: 30000 kg/month

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The Products

1>steel fiber
2>tensile strength: >1000Mpa
3>wire diameter:0.5mm-1mm
4>standard: ASTM A820
5>20 years factory

Specifications

Comparison of Steel fiber Reinforced Concrete and Ordinary Concrete

Item	Ordinary concrete	Steel fiber reinforced concrete	Enhancement rate
Item	C30(RC)	C30(SFRC)	(,%,)
Tensile strength	3,5MPa	5,39-7MPa	54-100
Compressive strength	31,2MPa	32,5-40MPa	4,4-28,2
Ultimate bending strength	5,5MPa	9,18-13,75MPa	67-520
First crack bending strength	4,88MPa	7-8Mpa	43-100
First crack strength	8,85N,m	23-53N,m	160-500
Impact and fatigue strength	5,96/cm2	53,3-91/m2	8-15 times
Impermeability grade	P4	P6~p12	0,5 ~2,5 times

Reference for using the steel fiber reinforced concrete

Type of steel fiber reinforced concrete	length/mm	L/D
For general purpose	20~60	30~80
Jet concrete	20~35	30~80
Joints of seismic frame	35~60	50~80
Railway sleeper	30~35	50~70
Layered composite pavement	30~120	60~100

Proportion of steel fiber and concrete

Proportion for general projects:

Content of steel fiber	Sand percentage (%)	Water cement ratio	Slump (cm)	Unit amount (kg/m³)
Steel fiber	Cement	Gravel	Sand	Water
1—1.2	40	0.45	3—5	78	400	1233	819	180

Content of steel fiber

Sand percentage

(%)

Water cement ratio

Slump

(cm)

Unit amount (kg/m³)

Steel fiber

Cement

Gravel

Sand

Water

1—1.2

0.45

3—5

400

1233

819

180

Content of steel fiber	Sand percentage (%)	Water cement ratio	Slump (cm)	Unit amount (kg/m³)
Steel fiber	Cement	Gravel	Sand	Water
1.5—1.8	48	0.45	3—5	120	450	1210	1035	200

Content of steel fiber

Sand percentage

(%)

Water cement ratio

Slump

(cm)

Unit amount (kg/m³)

Steel fiber

Cement

Gravel

Sand

Water

1.5—1.8

0.45

3—5

120

450

1210

1035

200

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Steel Fiber Copper Coated With Wire Diameter

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Steel Fiber Copper Coated With Wire Diameter

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Steel Fiber Copper Coated With Wire Diameter

Steel fiber

FAQ

certificated: ISO 9001

Technical advantages of Daye steel fiber:
A. Improve mechanical performance of concrete
B. Provide uniform distribution throughout concrete with excellent mixing
C. No balling or caking by adopt correct mixing method

D. Reduce concrete volume

E.Save construction time and cost

F.Reduce excavation volume

G.Available for jointless floor.

Q: Can melt extract stainless steel fiber be used in high-strength lightweight concrete mixtures?: Yes, melt extract stainless steel fiber can be used in high-strength lightweight concrete mixtures. It helps to enhance the mechanical properties of the concrete, such as increasing its tensile strength and crack resistance, while also reducing the overall weight of the mixture.

Q: How does melt extract stainless steel fiber improve the crack resistance of concrete?: The crack resistance of concrete is enhanced by melt extract stainless steel fiber in several ways. To begin with, the inclusion of stainless steel fibers in the concrete mix helps to evenly distribute stresses throughout the entire structure. These fibers form a three-dimensional network within the concrete, reinforcing it and preventing cracks from spreading while also improving the efficiency of applied loads. Furthermore, the crack resistance of concrete is improved by the high tensile strength and ductility of stainless steel fibers. These fibers possess exceptional mechanical properties that enable them to absorb and dissipate energy when exposed to external forces or changes in temperature. Consequently, they provide greater resistance to cracking caused by shrinkage, temperature fluctuations, and external loads. Another important factor is the capability of stainless steel fibers to control crack width and limit its propagation. Acting as small bridges across cracks, these fibers reduce their width and prevent them from expanding further. This limitation of crack width ensures the integrity and longevity of the concrete structure. Additionally, stainless steel fibers enhance the flexural strength and toughness of concrete. This increased flexural performance enables the concrete to withstand higher bending stresses and deformations without cracking. Consequently, it enhances the overall crack resistance of the concrete, making it more resistant to initial and subsequent cracking under load. In summary, the addition of melt extract stainless steel fiber significantly improves the crack resistance of concrete by establishing a reinforcing network, absorbing energy, controlling crack width, and enhancing flexural strength and toughness. These combined effects result in a more durable and reliable concrete structure, with reduced cracking and increased resistance to various external factors.

Q: Can melt extract stainless steel fiber be used in the construction of bridge decks?: Yes, melt extract stainless steel fiber can be used in the construction of bridge decks. These fibers enhance the strength and durability of the concrete used in bridge decks, making them more resistant to cracking, shrinking, and corrosion. Additionally, they provide increased load-bearing capacity, improved resistance to impact and fatigue, and enhanced fire resistance. Thus, incorporating melt extract stainless steel fiber in bridge deck construction can significantly improve the overall performance and longevity of the structure.

Q: Can melt extract stainless steel fiber be used in marine structures for shotcrete?: Indeed, melt extract stainless steel fiber finds its application in marine structures for shotcrete. Renowned for their exceptional resistance against corrosion, stainless steel fibers prove to be a fitting choice for employment in marine settings. Shotcrete, a technique involving the pneumatic application of concrete, can reap the advantages of incorporating stainless steel fibers, as they enhance the concrete's longevity and robustness. By mitigating cracking and bolstering the shotcrete's structural integrity as a whole, these fibers render it a dependable option for marine structures confronted by demanding elements like saltwater and waves.

Q: How does the size and shape of melt extract stainless steel fiber affect its performance?: The performance of melt extract stainless steel fiber is greatly influenced by its size and shape in different applications. Firstly, the fiber's surface area and volume are impacted by its size, which in turn affects its bonding strength with other materials. Smaller fibers generally have a larger surface area, allowing for stronger adhesion and better reinforcement of composite materials. Furthermore, the fiber's mechanical properties, such as tensile strength and ductility, are also influenced by its size. Smaller fibers tend to have higher tensile strength and increased flexibility, making them suitable for applications requiring improved structural integrity and resistance to deformation. Additionally, the performance of melt extract stainless steel fiber is dependent on its shape. Fibers with irregular or jagged shapes exhibit enhanced interlocking capabilities, enabling them to provide better mechanical anchorage within the matrix material. This improved interlocking mechanism enhances the fiber's ability to distribute stress and resist crack propagation, thereby increasing the overall durability and toughness of the composite material. On the other hand, fibers with a more regular or smooth shape offer advantages in terms of flowability and dispersibility during the manufacturing process. These fibers tend to exhibit better homogeneity and uniform distribution within the matrix material, resulting in improved mechanical properties and overall performance. In conclusion, the performance of melt extract stainless steel fibers is significantly influenced by their size and shape. Manufacturers can optimize the fiber's bonding strength, mechanical properties, and overall effectiveness in various applications, such as reinforcement in concrete, thermal insulation, or electrical conductivity, by carefully selecting the appropriate size and shape.

Q: Is melt extract stainless steel fiber compatible with different types of fiber-reinforced polymers?: Yes, melt extract stainless steel fiber is compatible with different types of fiber-reinforced polymers (FRPs). Melt extract stainless steel fiber is commonly used as a reinforcement material in FRPs to enhance their mechanical properties. It can be effectively combined with various types of fibers, such as carbon, glass, aramid, and natural fibers, to create composite materials with improved strength, durability, and performance. The compatibility between melt extract stainless steel fiber and other types of fibers is primarily due to its excellent adhesion properties and ability to form a strong bond with the polymer matrix. This ensures a uniform distribution of the steel fibers within the FRP, resulting in enhanced load-bearing capacity, crack resistance, and impact resistance. Additionally, the corrosion resistance of stainless steel fibers makes them suitable for use in different environments, including those with high moisture or chemical exposure. This compatibility with various fiber types and environmental conditions allows for the customization of FRPs to meet specific application requirements, such as in construction, automotive, aerospace, and marine industries. In summary, melt extract stainless steel fiber is compatible with different types of fiber-reinforced polymers, enabling the creation of composite materials with improved mechanical properties and enhanced durability.

Q: Can melt extract stainless steel fiber be used in bridge decks or infrastructure projects?: Yes, melt extract stainless steel fiber can be used in bridge decks or infrastructure projects. These fibers enhance the durability and structural strength of concrete, making it more resistant to cracking and improving its overall performance under heavy loads and harsh environmental conditions.

Q: Can melt extract stainless steel fiber be used in other materials besides concrete?: Yes, melt extract stainless steel fiber can be used in other materials besides concrete. Stainless steel fibers are known for their high strength and corrosion resistance, making them suitable for a variety of applications. These fibers can be added to other materials such as polymers, ceramics, and refractory materials to enhance their mechanical properties. In polymers, stainless steel fibers can improve the strength, stiffness, and dimensional stability. In ceramics, they can enhance the toughness and crack resistance. In refractory materials, stainless steel fibers can increase the resistance to thermal shock and improve the overall durability. Therefore, melt extract stainless steel fiber can be a versatile reinforcement material for various applications beyond concrete.

Q: What is the optimal dosage of melt extract stainless steel fiber in concrete mixes?: The concrete mix's ideal dosage of melt extract stainless steel fiber can vary depending on various factors, including specific application requirements, desired performance characteristics, and the type of concrete used. Typically, the volume dosage of stainless steel fiber in concrete ranges from 0.5% to 2%. However, it is crucial to perform extensive testing and seek advice from industry professionals to determine the precise dosage required for each project. Using higher dosages of stainless steel fiber can enhance the concrete's mechanical properties, such as flexural strength, toughness, and impact resistance. This is particularly advantageous for applications that demand exceptional durability, such as industrial floors, precast elements, or structures exposed to heavy loads or extreme weather conditions. On the contrary, lower dosages may be suitable for applications that prioritize cost-efficiency or where the concrete's appearance plays a significant role. It is vital to strike a balance between desired performance and project economics. Furthermore, selecting the appropriate length and aspect ratio of stainless steel fibers is crucial for achieving the desired performance. Longer fibers provide better crack control and improved ductility, while shorter fibers may be more effective in reducing shrinkage cracking. To determine the optimal dosage, it is recommended to conduct trial mixes using different fiber dosages and evaluate their performance through tests such as flexural strength, impact resistance, and shrinkage tests. This will help identify the dosage that meets the specific project requirements while considering factors like workability and cost-effectiveness. In conclusion, determining the optimal dosage of melt extract stainless steel fiber in concrete mixes requires a comprehensive evaluation of project requirements, desired performance characteristics, and thorough testing. Seeking guidance from industry experts and conducting extensive trials will ensure the best outcome for each application.

Q: How does melt extract stainless steel fiber affect the workability of shotcrete?: Melt extract stainless steel fiber can significantly improve the workability of shotcrete. Shotcrete, which is a method of applying concrete or mortar through a high-pressure hose, is commonly used in construction projects for its versatility and ability to be applied in various shapes and forms. However, shotcrete can sometimes have limitations in terms of workability, especially when it comes to controlling the flow, reducing shrinkage, and enhancing the overall strength and durability of the application. Incorporating melt extract stainless steel fiber into shotcrete can address these limitations and enhance its workability. The fibers, which are typically produced through a melting and extraction process, are added to the shotcrete mix as reinforcement. These fibers provide several benefits that positively affect the workability of shotcrete. Firstly, the stainless steel fibers improve the control of the shotcrete flow, making it easier to manipulate and shape during application. The fibers act as a three-dimensional reinforcement, helping to distribute the forces evenly and reducing slump loss, which can occur when the shotcrete mixture becomes too fluid. This improved control allows for better precision in shaping and ensures that the shotcrete adheres to the desired surface with minimal segregation. Secondly, the stainless steel fibers help to reduce shrinkage and cracking in shotcrete. As the shotcrete cures, shrinkage can occur due to the drying of the cementitious materials. However, the addition of stainless steel fibers provides a reinforcement network that restrains the shrinkage, preventing the formation of cracks and enhancing the overall durability of the shotcrete application. This is particularly beneficial in areas where cracking and shrinkage can lead to structural issues or water infiltration. Lastly, the presence of melt extract stainless steel fibers in shotcrete enhances its strength and toughness. The fibers act as reinforcement, creating a matrix that improves the mechanical properties of the shotcrete. This results in increased resistance to impact, abrasion, and fatigue, making the shotcrete more resilient and durable. In conclusion, melt extract stainless steel fibers have a positive impact on the workability of shotcrete. By improving flow control, reducing shrinkage and cracking, and enhancing strength and toughness, these fibers contribute to the overall quality and performance of shotcrete applications in construction projects.

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