Precision Tungsten Carbide Blank with Density ≥14.8g/cm³ for High Density Rotor Core Material

Brand Name:Sanxin
Model Number:SX1272
Minimum Order Quantity:5
Delivery Time:5-25days
Payment Terms:L/C,T/T,Western Union
Place of Origin:Zhuzhou,China
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Location: Zhuzhou Hunan China
Address: No. 8, Middle School Road, Baiguan Town, Lusong District, Zhuzhou, Hunan, China
Supplier`s last login times: within 4 hours
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Product Details

Precision Blank Density ≥14.8g/cm³ Core Material For Manufacturing Special Motor Rotors


The rotor cavity blank prepared using WC-Ni-based non-magnetic tungsten carbide material, through isostatic pressing and non-magnetic formulation technology, provides a high-quality base material with zero magnetic interference, high density, and near-net-shape forming for subsequent processing of rotors of high-speed motors and precision instruments, solving the problems of magnetic loss and processing deformation in the manufacturing of precision rotors using traditional materials.


Material-science:


Material Composition: 90% WC + 10% Ni (Non-magnetic formula)

Magnetic Properties: Permeability < 1.001, Remanence < 0.02 mT


Physical Properties:

- Density: 14.8-15.1 g/cm³

- Hardness: 90-92 HRA (Sintered State)

- Coefficient of Thermal Expansion: 5.3 × 10⁻⁶/K


Processing Characteristics:

- Isostatic Pressing Density Uniformity > 99%

- Controllable Sintering Shrinkage: 12.5 ± 0.3%

- Machining Allowance: 0.5-1.0 mm per side


Blank-specifications:


Cavity Types:

- Cylindrical Cavity: Φ10-100mm

- Stepped Cavity: Multi-level complex structure

- Irregular Cavity: Custom-made according to drawings


Dimensional Accuracy:

- External Tolerance: ±0.1mm

- Cavity Position Accuracy: ±0.05mm

- Blank Weight: 50-2000g


Product Specifications Table:


Parameter TypeStandard RangeAccuracy ClassInspection Method
Outer Diameter of BlankΦ20-150mm±0.1mmDigital Calibrator
Cavity DiameterΦ10-120mm±0.15mmCoordinate Measuring
Height of Blank20-100mm±0.2mmHeight Gauge Inspection
Weight Deviation±1%±0.5%Precision Balance
Density Uniformity>99%>99.5%Water Immersion Test

The data in the table is for reference only; custom drawings are available upon request.


Application:


Aerospace:

Satellite attitude control flywheel rotors;

High-speed rotors for aircraft motors;

Gyro rotors for navigation systems


Medical Equipment:

MRI equipment drive rotors;

Centrifuge core rotors;

Special rotors for medical pumps


Precision Industry:

High-speed electric spindle rotors;

Precision instrument balancing rotors;

Core rotors for special motors


High-end Scientific Research:

Low-temperature experimental equipment rotors;

High-vacuum environment rotors;

Precision measuring instrument rotors

China Precision Tungsten Carbide Blank with Density ≥14.8g/cm³ for High Density Rotor Core Material supplier

Precision Tungsten Carbide Blank with Density ≥14.8g/cm³ for High Density Rotor Core Material

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