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The 38CrNi3MoV Dynamic Balance Block for Tilting Pad Bearings is a core precision component engineered to optimize load distribution and structural balance for heavy-duty tilting pad thrust bearing systems. Also known as a high-performance balancing weight for thrust bearings, this component is installed alongside thrust pads on the bearing support ring base, serving as a critical solution to compensate for uneven force and local mass deviation during axial load transmission. Designed for long-term stable operation under extreme working conditions, it is an indispensable part to ensure the reliability of high-speed rotating equipment thrust systems.
The 38CrNi3MoV balance block for tilting pad thrust bearings corrects the stress state of thrust pad assemblies, eliminating local load concentration during axial thrust transmission. This ensures uniform force across all thrust pads, significantly improving the fitting state and stability of the lubricating oil film between the pad and thrust shaft.
By fine-tuning the internal balance of the bearing system, this dynamic balance block for thrust bearings effectively suppresses operational vibration and reduces uneven wear of bearing components, extending the service life of the entire thrust bearing assembly and minimizing unplanned downtime for industrial equipment.
The component maintains exceptional structural stability under continuous heavy load, high-speed, and variable working conditions, meeting the strict requirements of critical industrial rotating equipment.
Parameter | Standard Value |
Core Material | 38CrNi3MoV Alloy Steel |
Hardness Range | 280-320 HB |
Dimensional Tolerance | ±0.005 mm |
Critical Surface Flatness | ≤0.002 mm/100×100 mm |
Surface Roughness | Ra ≤0.8 μm |
Applicable Temperature Range | -40℃ to 350℃ |
Customization Scope | Full customization per customer drawings & technical requirements |
This high-precision dynamic balance block is widely adapted for thrust bearing devices in critical industrial fields, including marine propulsion systems, industrial steam turbines, hydro turbines, power generation equipment, and large-scale rotating machinery. It is specially optimized for harsh operating environments such as high humidity, high temperature, and long-term continuous operation, delivering reliable performance for heavy equipment manufacturers and industrial operators.

We select premium 38CrNi3MoV high-strength alloy steel for this balance block, which delivers outstanding tensile strength, impact toughness, and fatigue resistance, far exceeding standard carbon steel materials for long-term heavy load operation. The manufacturing process adopts 5-axis CNC milling technology for precision machining of all force-bearing and assembly reference surfaces, ensuring strict compliance with dimensional accuracy and flatness requirements. After machining, the component undergoes ultrasonic cleaning and uniform anti-rust oil coating to prevent oxidation and corrosion during transportation and storage.

We provide fully customized machining services for the 38CrNi3MoV balance block based on customer-provided thrust bearing structure drawings, thrust pad layout, and technical parameters, ensuring a perfect fit with mating thrust pads and support ring bases. Beyond single component manufacturing, we offer full system supporting solutions, including matched thrust pads, thrust pad base rings, thrust shafts, white metal bearing bushes, bearing housings, and oil supply semi-rings, all manufactured under unified machining standards for optimal compatibility.
We adopt a 3-layer export-grade packaging solution to protect components during global transportation:
1) Inner layer: Critical surfaces are coated with anti-rust oil and wrapped with VCI anti-corrosion paper to isolate moisture;
2) Buffer layer: Pearl cotton and custom positioning blocks are used for shock absorption and fixation;
3) Outer layer: Reinforced export wooden case, suitable for sea, land, and air transportation, with customizable handling marks as required.
As a professional manufacturer of precision bearing components for industrial clients, TOTEM MACHINERY combines advanced CNC machining capabilities, strict full-process quality control, and systematic design expertise. We not only provide single component machining per drawings, but also deliver full bearing and lubrication system solutions, helping your equipment achieve safe, stable, and long-term operation, with responsive technical support and flexible customization services to meet your project-specific requirements.

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