Superior Wear Resistance and Fuel Efficiency with Automotive-Grade Silicon Nitride Ceramics

Specially developed for the automotive industry, this product line is manufactured using 99.6% high-purity silicon nitride (Si₃N₄) through precision gas pressure sintering. Featuring lightweight, high-temperature resistance, and superior wear resistance to significantly enhance performance and lifespan of critical automotive components.

Primary Applications

• Powertrain: Turbocharger rotors

• Transmission: Bearing balls and cages

• Braking system: High-performance brake pads

• NEV: Motor insulation components

• Exhaust system: Hot-end seals

Automotive Advantages

✓ Lightweight: Density 3.2g/cm³, 40-60% weight reduction
✓ Extreme wear resistance: 1/10 wear rate of steel
✓ High-temperature resistance: Withstands 1200°C instant temperature
✓ Fuel efficiency: Reduces friction loss by 15-20%
✓ Extended lifespan: 3-5x longer service life

Automotive-Grade Specifications

Automotive Manufacturing Process

1. Material selection: Automotive-grade powder (metal impurities ≤100ppm)

2. Precision forming: 200MPa isostatic pressing + CNC machining

3. Atmosphere sintering: 1850°C nitrogen-protected sintering

4. Surface treatment: Nano-level polishing (Ra≤0.1μm)

5. Full inspection:

   • Dynamic balance testing (G2.5 grade)

   • Fatigue test (10 million cycles)

   • Bench test (simulating real conditions)

Usage Guidelines

⚠️ Installation: Use specialized tools
⚠️ Temperature limit: Instantaneous ≤1200°C/Continuous ≤800°C
⚠️ Lubrication: Must use specified lubricants
⚠️ Maintenance: Inspect every 50,000km

Automotive Services

• Warranty: 5 years or 300,000km

• Technical support: Free failure analysis

• OEM solutions: Custom development for automakers

• Testing service: Provides bench test reports

FAQ

Q: Advantages vs traditional metal parts?
A: Key benefits include:
① >40% weight reduction
② 10x better wear resistance
③ 3-5% improved fuel efficiency

Q: Cold climate performance?
A: Passes -40°C low-temperature tests without performance degradation.

Q: Crash safety?
A: Complies with ECE R94 standards, breaks without sharp edges.

We are a company with many years of experience in the production of special precision ceramics and the ability to design, manufacture, process and sell structural and functional parts of various special precision ceramics.

Deyu Precision Ceramics Technology Co., Ltd. has many years of experience in producing special precision ceramics, and has the ability to design, manufacture, process and sell structural and functional parts of various special precision ceramics. At present, the company has production and processing equipment such as dry press, isostatic press, experimental furnace, flat kiln, machining center, surface grinder, universal internal and external grinder, centerless grinder and laser cutting machine, as well as complete high-precision testing equipment such as high-precision projector, three-dimensional tester, metallographic microscope, hardness tester and densitometer.

With advanced production technology and complete production facilities, the company is one of the few domestic enterprises that can produce special precision ceramic structural parts and functional parts with machining accuracy less than 2 microns, and has strong core competitiveness in the same industry in China.

Advantages of the company: 1. National new technology enterprises; 2. The company has a municipal R&D center; 3. Cooperation with domestic key universities and research institutes; 4. Design, molding, sintering and precision processing; 5. The products cover alumina, zirconia, silicon nitride, silicon carbide and other precision ceramics; 6. Precision plus technology.

The company has always been standing in the position of customers to solve problems, focusing on the principle of quality and delivery time, adhering to the business philosophy of "integrity, innovation and reassurance", and sincerely looking forward to cooperating with you.