Asphalt Plant Spare Part
Asphalt Plant Spare Part
Asphalt Plant Spare Part

LBR4020 Asphalt Mixing Plant Spare Part - Wear-resistant Blade

High chromium cast iron wear blade with heat treatment and precision casting ensure mixing consistency and efficiency.

  • Order(MOQ):

    1000kg
  • Goods Stock:

    1000
  • Payment:

    T/T, L/C, Paypal, Western Union
  • Market Price:

    $3
  • Price:

    $1.98/1000kg
  • Price Range:

    5000 - 10000/$1.93
  • Price Range:

    1000 - 5000/$1.96
  • Product Origin:

    Anhui, Maanshan
  • Color:

    Customized
  • Shipping Port:

    Shanghai
  • Lead Time:

    15-30days
Description:

 

 

Maximize the mixing efficiency and operational uptime of your LBR4020 concrete mixer with our precision-engineered High-Chromium Alloy Blade. As a critical agitator component that directly interacts with abrasive aggregates, sand, and cementitious materials, this blade is designed to withstand the severe wear conditions of continuous concrete batching operations. As a professional manufacturer of wear parts and a technical service provider for well-known industrial equipment manufacturers worldwide, we combine decades of foundry expertise with advanced manufacturing technologies to deliver components that set new benchmarks for durability and performance.

 

Our manufacturing process begins with our advanced lost foam casting line, a technology that excels in producing the complex aerodynamic geometries required for efficient mixing blades. This precision casting method delivers exceptional dimensional accuracy and a superior as-cast surface finish, minimizing drag and reducing material adhesion that can compromise mixing homogeneity. Each blade is then validated against strict OEM specifications to ensure a perfect, wobble-free fit on the mixer arm—critical for balancing wear across the entire agitator assembly and preventing premature failure of connected components.

 

The blade's extended service life is rooted in scientific material control. We utilize energy-efficient medium frequency induction furnaces to create a precisely controlled, high-purity melt of a proprietary high-chromium alloy. This precise material composition undergoes our proprietary multi-stage heat treatment process, which refines the metallographic structure to achieve an ideal balance of mechanical properties. The result is exceptional surface hardness (HRC 58-62) to resist abrasive wear from aggregates, combined with high impact toughness and tensile strength to withstand shock loads and resist bending deformation over millions of mixing cycles.

 

Manufactured under our ISO 9001:2015 certified quality management system, every blade is fully traceable and validated in our in-house laboratory using optical emission spectrometers and metallographic microscopes. With a service life capable of processing over 200,000 cubic meters of concrete, our LBR4020 blade is a strategic investment in reducing maintenance frequency, lowering total cost of ownership, and sustaining peak output from your concrete mixing equipment.

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Features and Advantages
 

 

ELKON High-Chromium Agitator Blades
    • Dynamic Performance Engineering: Designed for the dual demands of abrasion resistance and structural load-bearing; blades are optimized for wear, while arms are engineered for high flexural strength and fatigue resistance.

    • Precision Casting: Arms are cast via the lost foam process for complex, efficient shapes and smooth surfaces. Blades are produced using high-pressure, vertical flaskless molding for maximum dimensional accuracy and structural density.
    • Proprietary Balanced Heat Treatment: Our advanced thermal processing creates a differentiated microstructure: a tough, shock-absorbing core seamlessly integrated with an ultra-hard, wear-resistant surface layer for extended service life.

 

CONELE Concrete Mixer Blades
    • Full Laboratory Validation & Certification: Each set is backed by material test certificates from our in-house lab, confirming alloy composition, hardness profile (HRC), and key mechanical properties like impact toughness.

    • Designed for Seamless OEM Replacement: Manufactured to exact LBQ1500 specifications for perfect fit and balance, ensuring easy installation and immediate restoration of optimal mixing performance without downtime for modifications.

    • Smart Manufacturing Traceability & Support: Produced within a digitally integrated system ensuring batch-to-batch consistency, and supported by technical expertise drawn from our industry-university R&D collaborations for ongoing performance optimization.
Production Line Capabilities

 

1、Vertical Flaskless Molding Line: Enables high-speed, large-batch production with minimal dimensional variance.

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2、Lost Foam Casting: Delivers complex geometries and smooth surfaces for precise fitment.

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3、Medium-Frequency Induction Furnace: Ensures uniform melting of high-chromium alloys (Cr content 15-28%).

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Product Parameters:

 

model number tensile strength
σb/Mpa
tensile strength
0.2/Mpa
elongation(%)  Fyi
new model number equal old model number minimum value minimum value minimum value HBS
Brinell hardness(BHS)
main metallographic structure
QT400-18 QT40-17 400 250 18 130-180 ferritle
QT400-15 - 400 250 15 130-180 ferritle
QT450-10 QT42-10 450 310 10 160-210 ferritle
QT500-7 QT50-5 500 320 7 170-230 ferritle+pearlite
QT600-3 QT60-2 600 370 3 190-270 pearlite+ferritle
QT700-2 QT70-2 700 420 2 225-305 pearlite
QT800-2 QT80-2 800 480 2 245-335 pearliteor tempered structure
QT900-2 - 900 600 2 280-360 bainite or tempered martensite
  Chemical composition(Mass fraction)(%)
C Si Mn Cr Mo Ni Cu S P
KmTBN14Cr2-DT 2.4~3.0 ≤0.8 ≤2.0 1.5-3.0 ≤1.0 3.3~5.0 - ≤0.10 ≤0.15
KmTBN14Cr2-GT 3.0~3.6 ≤0.8 ≤2.0 1.5-3.0 ≤1.0 3.3~5.0 - ≤0.15 ≤0.15
KmTBCr9Ni5 2.5~3.6 ≤2.0 ≤2.0 7.0-11.0 ≤1.0 4.5~7.0 - ≤0.15 ≤0.15
KmTBCr2 2.1~3.6 ≤12 ≤2.0 1.5~3.0 1.0 ≤1.0 ≤1.2 0.10 ≤0.15
KmTBCr8 2.1~3.2 1.5~2.2 ≤2.0 7.0~11,0 ≤1.5 ≤1.0 ≤1.2 ≤0.06 ≤0.10
KmlBCr12 2.0~3.3 ≤1.5 ≤2.0 11.0~14.0 3.0 ≤2.5 ≤1.2 ≤0.06 ≤0.10
KmTBCr15Mo 2.0~3.3 ≤1.2 ≤2.0 14.0~18.0 ≤3.0 ≤2.5 ≤1.2 ≤0.06 ≤0.10
KmTBCr20Mo 2.0~3.3 ≤1.2 ≤2.0 18.0~23.0 ≤3.0 ≤2.5 ≤1.2 ≤0.06 ≤0.10
KmTBCr26 2.0~3.3 ≤1.2 ≤2.0 23.0~30.0 3.0 ≤2.5 ≤2.0 ≤0.06 ≤0.1

model number

equal old model number
Chemical composition(Mass fraction)(%)
Residual element
C Si Mn S P
ZG200-400 2G15 0.20 0.50 0.80 0.04 0.04 Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00
ZG230-450 ZG25 0.30 0.50 0.90 0.04 0.04 Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00
ZG270-500 ZG35 0.40 0.50 0.90 0.04 0.04 Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00
ZG310-570 2G45 0.50 0.60 0.90 0.04 0.04 Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00
ZG340-640 ZG55 0.60 0.60 0.90 0.04 0.04 Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00

 

Packaging & Shipment
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FAQ

 

1.Q: Could you introduce your company’s business nature and production qualifications?
A: We are a professional manufacturer specializing in wear parts production with over two decades of industry expertise.

2.Q: How can we arrange a visit to your production facility?
A: We warmly welcome visits to our manufacturing base at any time. Our sales team will tailor a dedicated inspection itinerary for you.

3.Q: What core material systems do you utilize?
A: We employ engineered materials such as high-chromium cast iron, ductile cast iron, cast steel, and alloy steel. Material selection is scientifically optimized based on specific operational conditions and performance requirements.

4.Q: What payment methods do you support?
A: We accept international trade settlement methods including T/T and L/C. Flexible payment terms can be negotiated for long-term strategic partners.

5.Q: Do you offer customized branding services?
A: Yes, we provide end-to-end customization solutions covering industrial design, mold development, and product marking.

6.Q: How does your quality assurance system operate?
A: Our facility features professional-grade inspection equipment and a three-stage verification protocol: Incoming material inspection; Batch-specific process quality validation; Pre-shipment certification.

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Monday 8:00 AM - 5:00 PM ✅ Open
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