Nickel Alloy CMSX-10 Turbine Blades

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Product Introduction

Material 

The material composition of CMSX-10 single crystal alloy mainly includes elements such as nickel (Ni), chromium (Cr), aluminum (Al), tungsten (W), molybdenum (Mo), and rhenium (Re). Its typical component content is as follows:

• Nickel (Ni): 50% -60%
• Chromium (Cr): 9% -11%
• Molybdenum (Mo): 8% -10%
• Aluminum (Al): 5% -7%
• Titanium (Ti): 3% -4%
• Other alloying elements (including niobium, tantalum, etc.): totaling approximately 10% -20%

These percentage ranges are for reference only, and the actual ingredient content may vary slightly depending on the customer's needs and process

Comparison between CMSX-4 and CMSX-10

CMSX-4 and CMSX-10 are excellent single crystal high-temperature alloys used for manufacturing components such as high-temperature and high-pressure turbine blades. The following is a comparison between them in blade applications:
    1. High temperature performance:

• CMSX-4: CMSX-4 alloy exhibits excellent high-temperature strength and thermal fatigue resistance in high-temperature environments. It can withstand the impact and distortion of high-temperature and high-pressure airflow, and maintain structural stability.
• CMSX-10: CMSX-10 alloy exhibits higher creep resistance in high-temperature environments. Compared to CMSX-4, CMSX-10 is more suitable for applications with higher working temperatures and can withstand more harsh working environments.

    2. Heat and corrosion resistance:

• CMSX-4 and CMSX-10 both have excellent high-temperature oxidation and corrosion resistance, and can operate for long periods of time in high-temperature and high-pressure airflow without being affected by oxidation or corrosion.

    3. Mechanical performance:

• Both alloys have good mechanical properties, including high strength, toughness, and hardness, and can withstand stress under high-speed rotation and high load working conditions.

    4. Processing performance:

• Due to the fact that both of these alloys belong to high difficulty materials, their processing difficulty is relatively high, and advanced manufacturing processes and equipment are needed to ensure product quality.

   5. Cost and availability:

• CMSX-4 and CMSX-10 are usually high-end alloy materials, which have high production costs and may have limited supply. Therefore, when selecting materials, it is usually necessary to comprehensively consider factors such as performance requirements, cost, and availability.

Advantage

CMSX-10, as a high-temperature alloy, has many advantages in the aerospace field, including:
    1. Excellent high-temperature strength: CMSX-10 alloy has excellent high-temperature strength and thermal fatigue resistance, which can operate stably for a long time in high-temperature and high-pressure environments, and is not prone to deformation or fracture.
    2. Good creep resistance: CMSX-10 alloy has higher creep resistance compared to other single crystal high-temperature alloys, and can withstand higher working temperatures and continuous high-temperature loading.
    3. Excellent corrosion resistance: CMSX-10 alloy has good high-temperature oxidation and hot corrosion resistance, and can operate for a long time in high-temperature and high-pressure airflow without being affected by oxidation or corrosion.
    4. Excellent aerodynamic characteristics: CMSX-10 alloy can achieve complex blade geometries and has good aerodynamic characteristics, which can improve the efficiency and performance of turbines.
    5. Low density and good strength to weight ratio: CMSX-10 alloy has a relatively low density while maintaining high strength and hardness, thus enabling a lighter design and improving system performance and efficiency.
    6. Suitable for complex manufacturing processes: CMSX-10 alloy has good processing performance, suitable for complex manufacturing processes, and can achieve precise blade geometry and fine internal channel structures.

Application

    1. High pressure turbine blades: CMSX-10 alloy is commonly used to manufacture blades in high-pressure turbines, such as the first and second stage blades in high-pressure turbine stages. These blades need to work in extreme high temperature and high pressure environments, therefore they need to have excellent high-temperature strength, thermal corrosion resistance, and thermal fatigue resistance.
    2. Medium pressure turbine blades: CMSX-10 alloy can also be used to manufacture blades in medium pressure turbines, such as intermediate and tail stage blades in medium pressure turbine stages. Although the working temperature of these blades is relatively low, they still need to have good high-temperature and mechanical properties.
    3. Turboexpander blades: Turboexpanders are important components in turbo engines, used to convert high-temperature and high-pressure gas energy into mechanical energy. CMSX-10 alloy can be used to manufacture blades in turbine expanders to ensure their reliability and performance in high-temperature and high-pressure environments.
    4. Power turbine blades: In addition to aviation engines, CMSX-10 alloy blades can also be used in power turbines, such as high-temperature components in gas turbines and steam turbines. These blades need to be able to operate for long periods of time in high-temperature and high-pressure steam or gas environments, thus requiring excellent high-temperature performance and corrosion resistance.
 

Technology

    1. Material preparation: Firstly, it is necessary to prepare the raw materials for CMSX-10 alloy. This includes mixing alloy elements in a certain proportion according to a specific formula, and melting and refining the mixture to obtain high-purity, uniformity, and stability of CMSX-10 alloy billets.
    2. Single crystal growth: CMSX-10 alloy is usually prepared through single crystal growth technology, which is a high-precision growth process that can obtain highly oriented, grain boundary free, and defect free single crystal structures. During the process of single crystal growth, the alloy forms a single crystal structure in a specific direction by gradually reducing the temperature and controlling the crystal growth rate.
    3. Casting and forging: Single crystal billets are usually prepared into the initial shape of CMSX-10 blades through vacuum casting or directional solidification technology. Subsequently, the billet is processed into a prefabricated billet with an approximate blade shape through processing techniques such as forging or extrusion.
    4. Precision machining: Prefabricated billets undergo precision machining processes such as CNC machining, electrical discharge machining, grinding, and polishing to achieve the precise dimensions, surface finish, and shape accuracy requirements required for blades.
    5. Heat treatment: After precision machining, CMSX-10 blades need to undergo heat treatment to eliminate residual stress and improve the structural stability of the material. The heat treatment process usually includes steps such as aging, solution treatment, and quenching.
   6. Surface treatment: Finally, CMSX-10 blades may require surface treatment such as coating, sandblasting, polishing, etc. to improve their heat and corrosion resistance, surface smoothness, and appearance quality.

Packaging and delivery

Lead time

Customization

• Customized logo 
• Customized packaging
• Graphic customization

For more customization details, message supplier

Surface Coating Technology

Why Choose us

As one of the largest casting factories in China, we have 20 + years of experience. I'd like to introduce our factory in detail for you:

• Adopt technology: lost wax investment casting, sand casting, shell mold casting, lost foam casting, vacuum casting and CNC machining, etc.
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• Certificate: ISO9001, ISO14001, CE, EAC, TUV, SGS, SABER, TS16949, CE, EAC, SGS
• More than 40 + exporting countries and More than 300 + abroad customers.

FAQ

Q1.Are you trading company or manufacturer?

A:OBT was established In 2003,speclallzing in the production of casting, CNC machining, forged titanlum alloys, high temperature alloys, brass products and one-stop technical solutions for more than 20 years.

Q2. Do you customize products according to our design drawings ?

A:Yes, we are a professional metal manufacturing factory with an experlenced engineering team that can make customized products according to customer drawings. We can also reverse-engineer drawings based on samples to produce large quantitles of goods.

Q3. WIll my design drawings be safe when you get It?

A:Yes, we will not publish your design to a third party unless your permission Is obtalned. We can sign NDA before you send the drawings.

Q4:How to avold mass order quality problems?

A:Strengthen prior prevention and Inspection of the production and processing process, regard Important processes as the focus of quallty control, and track Inspection and defense throughout the process. It can provide Spectrometer,MM, Tensile testing machine, Impact tester, Hardness tester, X-Ray,Salt spray test box, Pneumatic detection, UV accelerated weathering tester,dynamic balancing, high-temperature tensile testing, fluorescence test,room temperature mechanical property testing and other testing.

Q5.What's your dellvery time?

A:In general, the dellvery time Is within 15-90 days after payment. Q6.What Is the speed of the Impeller? What's the highest temperature It can withstand? A:The Impeller speed can reach 12,000 pm, and the high temperature resistance can reach 1,200 degrees Celslus. Depending on the material, the high temperature resistance of the product Is different.

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