Steel Fiber Loose Company CNBM Company China

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Tianjin
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2000 kg
Supply Capability:
30000 kg/month
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   Quick Details

  • Place of Origin: Jiangsu, China (Mainland)

  • Model Number: HT-MC

  • Material: Color Steel

  • certificated: ISO 9001

 

Specifications


1.material: steel plate
2.shape: waved
3.thickness: 0.5-13mm
4.length:35-5mm
5.tensile strength: >800Mpa

 

Xorex Steel Fiber

The milled steel fiber is made of high-strength steel wire through milling process, which makes the wire into wave shape to increase the touching area with concrete. By tightly binding with the mortar, the steel fiber can greatly enhance the performance of steel-fiber reinforced concrete, with strong cracking and shearing resistance, and tensile strength.

Specification

Thickness (mm)

Width

(mm)

Length (mm)

Length-

diameter l/d

Tensile strength

(MPa)

Bending property

T×W×L

0.5-1.3

2-4

35-50

70~38

≥600

≥3

 


Item

Ordinary

concrete

Steel fiber reinforced concrete

Enhancement rate

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

 


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


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

1.5—1.8

48

0.45

3—5

120

450

1210

1035

200

 

 

 

 



 




Picture

Steel Fiber Loose Company CNBM Company China

 

Steel fiber  

Steel Fiber Loose Company CNBM Company China

Steel Fiber Loose Company CNBM Company China

 

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:The steel fiber concrete cover per cubic concrete how much steel fiber
The design is specified, usually according to the total amount of cementitious material
Q:
The thermal expansion of concrete is significantly affected by melt extract stainless steel fibers. When incorporated into the concrete mixture, these fibers provide reinforcement and contribute to the enhancement of the concrete's overall strength and durability. In terms of thermal expansion, stainless steel fibers exhibit a low coefficient of thermal expansion, indicating minimal expansion or contraction in response to temperature changes. This characteristic serves to mitigate the adverse effects of thermal expansion on concrete. Concrete, on the other hand, demonstrates a relatively high coefficient of thermal expansion, resulting in substantial expansion and contraction with fluctuations in temperature. Consequently, this may lead to cracking, deformation, and other types of damage. Nevertheless, the addition of melt extract stainless steel fibers to the concrete aids in the uniform distribution of stress caused by thermal expansion throughout the material. As a result, the likelihood of cracking and damage is reduced. Moreover, the stainless steel fibers also enhance the mechanical properties of the concrete as a whole, rendering it more resistant to various forces, including thermal expansion. These fibers function as reinforcement, elevating the tensile strength and ductility of the concrete, thereby enabling it to withstand the stresses and strains arising from thermal expansion. In summary, the inclusion of melt extract stainless steel fibers in concrete has a positive impact on the material's thermal expansion properties. It serves to mitigate the negative consequences of thermal expansion, minimize cracking and damage, and enhance the overall durability and strength of the concrete.
Q:
Yes, melt extract stainless steel fiber can be used in lightweight concrete applications. Stainless steel fibers are often added to concrete to improve its strength, durability, and resistance to cracking. These fibers can help distribute stress more evenly throughout the concrete, preventing the formation of large cracks. In lightweight concrete, which is made by replacing some or all of the traditional aggregates with lightweight materials, stainless steel fibers can still be incorporated to enhance the overall performance of the concrete. However, it is important to carefully consider the dosage and length of the fibers to ensure that they do not negatively impact the workability or density of the lightweight concrete.
Q:
Yes, melt extract stainless steel fiber can be used in tunnel segment lining applications. Stainless steel fibers are known for their high tensile strength, corrosion resistance, and durability, making them suitable for various construction applications. In tunnel segment lining, these fibers can enhance the mechanical properties of the concrete, such as its flexural and tensile strength, crack resistance, and overall durability. Additionally, stainless steel fibers can also help prevent the propagation of cracks and improve the structural integrity of the tunnel lining. Therefore, melt extract stainless steel fibers are a suitable choice for tunnel segment lining applications.
Q:
The inclusion of melt extract stainless steel fiber in concrete increases the impact resistance of concrete slabs. By adding stainless steel fibers to concrete mixtures, the mechanical properties, including impact resistance, are improved. These fibers are evenly dispersed throughout the concrete mixture, offering reinforcement and preventing crack formation. In the event of an impact, the stainless steel fibers assist in distributing stress and energy, reducing the likelihood of damage or failure. This improved impact resistance is particularly crucial in applications where concrete slabs are exposed to heavy loads, such as industrial floors, bridge decks, and pavements. Ultimately, the incorporation of melt extract stainless steel fiber in concrete greatly enhances its ability to withstand impact forces, enhancing the overall durability and longevity of the concrete slabs.
Q:
The rheology of self-compacting concrete is greatly influenced by the inclusion of melt extract stainless steel fibers. Rheology pertains to the flow characteristics and behavior of a substance, and in the case of self-compacting concrete, it determines its ability to flow and fill intricate forms without mechanical consolidation. The addition of melt extract stainless steel fibers to self-compacting concrete serves as reinforcement, enhancing its mechanical properties. These fibers enhance the structural integrity of the concrete matrix by imparting tensile strength, crack resistance, and improved ductility. This reinforcement effect leads to improved rheological properties of self-compacting concrete. Reducing segregation and bleeding is one of the primary impacts of melt extract stainless steel fibers on the rheology of self-compacting concrete. The fibers aid in the uniform distribution of aggregates, preventing their settlement and resulting in a more homogeneous mixture. This reduces the risk of particle segregation during pouring and casting, resulting in improved flowability and stability of the concrete. In addition, the presence of stainless steel fibers improves the viscosity and yield stress of self-compacting concrete. The fibers form a network within the concrete mixture, increasing its internal friction and resistance to flow. As a result, the slump flow decreases and the concrete exhibits increased resistance to deformation, enabling it to maintain its shape and stability even under its own weight. Moreover, melt extract stainless steel fibers can enhance the cohesiveness and filling capability of self-compacting concrete. The fibers create a bridge between the cementitious matrix and the aggregates, improving their bond. This leads to better workability and flowability, allowing the concrete to effortlessly fill intricate and congested areas without the need for vibration or compaction. In conclusion, melt extract stainless steel fibers positively impact the rheology of self-compacting concrete by reducing segregation and bleeding, improving viscosity and yield stress, and enhancing cohesiveness and filling capability. These fibers contribute to the overall performance and durability of self-compacting concrete by providing reinforcement and improving its structural integrity.
Q:
Yes, melt extract stainless steel fiber can be used in precast tunnel invert segments. Stainless steel fiber is commonly used in precast concrete applications to enhance the mechanical properties and durability of the concrete. It provides excellent crack resistance, impact resistance, and ductility to the concrete. The melt extract stainless steel fiber has high tensile strength and corrosion resistance, making it suitable for use in harsh environments such as tunnels. It helps to improve the flexural strength and load-bearing capacity of the precast tunnel invert segments, ensuring their long-term structural integrity. Additionally, the use of stainless steel fiber can also reduce the need for traditional reinforcement, simplifying the production process and reducing costs.
Q:
Yes, melt extract stainless steel fiber can be used in fiber-reinforced polymer (FRP) composites. Melt extract stainless steel fiber is an ideal reinforcement material due to its high strength and corrosion resistance properties. It can enhance the mechanical properties of FRP composites, such as increasing their strength, stiffness, and impact resistance. Additionally, the addition of stainless steel fiber can improve the durability and fire resistance of FRP composites. Overall, melt extract stainless steel fiber is a suitable choice for reinforcing FRP composites, making them more robust and suitable for various applications in industries such as construction, automotive, and aerospace.
Q:
The recommended mix design when using melt extract stainless steel fiber in concrete typically involves a dosage rate of 1 to 2% by volume of concrete. This dosage rate helps to enhance the mechanical properties of the concrete, such as its tensile strength, flexural strength, and impact resistance. Additionally, it is important to use a well-graded aggregate and a water-cement ratio that is suitable for the specific application and desired performance requirements.
Q:
Melt extract stainless steel fiber can effectively enhance the crack resistance and reduce crack propagation in concrete. The fibers act as reinforcement, providing additional strength and ductility to the concrete matrix. When cracks form, the fibers help to distribute the stress and prevent crack propagation by bridging the crack surfaces. This reinforcement mechanism improves the overall durability and performance of the concrete by minimizing crack width and preventing further crack development.

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