SDMIX KT20 connector parts

Description：   Precision-engineered for SDMIX KT20 series concrete mixers, our dynamically balanced connectors represent the critical link in ensuring smooth power transmission and operational stability in demanding mixing environments. Manufactured through our ISO 9001-certified production system, each connector component undergoes advanced lost-foam casting (EPC) and vertical flaskless molding processes, achieving exceptional material density of 99.8% that eliminates structural weaknesses and ensures reliable performance under continuous heavy loads. The connectors utilize our specialized alloy formulation with strategic additions of copper and vanadium, refined in medium-frequency induction furnaces to create a homogeneous microstructure with optimized hardness of 57-63 HRC. This advanced material technology provides superior fatigue resistance, with independent verification confirming performance exceeding 450,000 operational cycles – representing a 58% service life improvement over standard components. The enhanced metallographic structure (M3C carbides in pearlitic matrix) delivers exceptional mechanical properties including 500 N/mm² tensile strength and impact toughness of 7.8 J/cm², ensuring dependable operation under shock loading conditions. Our digital manufacturing process incorporates dynamic balancing technology to achieve vibration-free operation, with each connector precision-machined to ±0.10mm tolerance for perfect KT20 series compatibility. The connector geometry is optimized through finite element analysis to distribute stress evenly across the component, reducing concentration points by 48% while maintaining optimal power transmission efficiency. The specialized surface treatment and heat treatment processes enhance wear resistance in high-friction areas, extending component lifespan and reducing maintenance requirements. Backed by comprehensive technical documentation and responsive customer support, these connectors are designed for easy installation and long-term reliability in commercial concrete production operations, ensuring minimal downtime and maximum operational efficiency. Left Mixing Arm Right Mixing Arm Central Mixing Arm   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. Structural Integrity Assurance - Lost-foam casting and vertical flaskless molding achieve a density of >99.7%, eliminating defects and guaranteeing structural integrity for a longer lifespan. Perfect KT20 Compatibility - precision-machined to exact SDMIX specifications with ±0.2mm tolerance for effortless installation. 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. Exceptional Service Life - ISO 9001 certified manufacturing with complete material traceability and technical support. 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 strengthσb/Mpa tensile strength0.2/Mpa elongation(%)  Fyi new model number equal old model number minimum value minimum value minimum value HBSBrinell 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...