Precision-engineered for SDMIX KT20 series concrete mixers, our structural-enhanced mixing arms are designed to withstand the most rigorous mixing conditions while maintaining optimal performance and durability.
Brand:
SDMIXOrder(MOQ):
1000kgGoods Stock:
1000Payment:
T/T, L/C, Paypal, Western UnionMarket Price:
$2Price:
$64/1000kgPrice Range:
1000 - 5000/$63Price Range:
5000 - 10000/$62Product Origin:
AnhuiColor:
CustomizedShipping Port:
ShanghaiLead Time:
15-30daysDescription: |
Precision-engineered for SDMIX KT20 series concrete mixers, our structural-enhanced mixing arms are designed to withstand the most rigorous mixing conditions while maintaining optimal performance and durability. Manufactured through our ISO 9001-certified production facilities, each mixing arm undergoes advanced lost-foam casting (EPC) and vertical flaskless molding processes, achieving exceptional material purity with density ratings of 99.8% - eliminating micro-porosity and ensuring structural integrity under continuous heavy-duty operation.
The mixing arms feature our proprietary high-chromium alloy composition (31-34% Cr content) with strategic additions of molybdenum and nickel, refined in medium-frequency induction furnaces to create a uniform carbide distribution with optimized hardness of 60-66 HRC. This advanced metallurgical structure provides superior wear resistance, with independent testing confirming performance exceeding 400,000 mixing cycles while maintaining consistent mixing efficiency. The specialized metallographic structure (M7C3 carbides in austenitic matrix) delivers exceptional mechanical properties including 490 N/mm² tensile strength and impact toughness of 8.8 J/cm², ensuring reliable operation under extreme dynamic loads.
Our digital engineering process incorporates finite element analysis to optimize stress distribution throughout the arm structure, reducing fatigue failure points by 55% while enhancing overall durability. Each mixing arm is precision-machined to ±0.12mm tolerance, ensuring perfect compatibility with KT20 series mixers and facilitating effortless installation. The reinforced rib design increases flexural strength to 680 N/mm², providing exceptional resistance to bending forces during operation.
The advanced production monitoring system tracks every stage of manufacturing, from alloy formulation to final heat treatment, ensuring consistent quality across all components. Backed by comprehensive technical documentation and responsive customer support, these mixing arms represent the pinnacle of wear solution technology for modern concrete production facilities requiring reliable, long-lasting performance.
Features and Advantages |
Advanced Alloy Composition - High-chromium alloy ensures a hardness of 58-65 HRC and superior abrasion resistance, ideal for heavy-duty mixing.
Superior Mechanical Properties - Tensile strength 450 N/mm² with impact toughness ≥ 8 J/cm² for reliable performance under heavy loads.
Optimized Geometry - engineered profile reduces power consumption by 20% while enhancing mixing efficiency.
Universal Compatibility: Precision-engineered for mixer brands including BHS, AMMANN, NFLG, DEX, SICOMA, TEKA, and CONELE.
Intelligent Production: Vertical flaskless molding line guarantees batch consistency.
Production Line Capabilities |
1、Vertical Flaskless Molding Line: Enables high-speed, large-batch production with minimal dimensional variance.
2、Lost Foam Casting: Delivers complex geometries and smooth surfaces for precise fitment.
3、Medium-Frequency Induction Furnace: Ensures uniform melting of high-chromium alloys (Cr content 15-28%).
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 |
FAQ |
1.Q: Could you introduce your company’s business nature and production qualifications?
A: A: We are a professional manufacturer specializing in high-wear-resistant alloy components. Our in-house casting and machining facilities ensure full control over quality, cost, and lead time.
2.Q: How can I place an order?
A: Simply share your requirements via email or through our online system. We’ll promptly prepare a proforma invoice (PI) with detailed pricing and delivery terms for your confirmation.
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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