Dark Gray Flanged Silicon Nitride Ceramic Ring: High-Strength Wear-Resistant Precision Annular Component

Product Introduction
This product is a dark gray annular ceramic component manufactured from high-purity silicon nitride material, innovatively designed with a flanged structure that combines excellent mechanical strength with precise dimensional control. Through advanced sintering technology and precision machining, the product achieves mirror-level surface smoothness, demonstrating the outstanding comprehensive properties of silicon nitride material. This ceramic ring not only inherits the inherent high strength and high toughness characteristics of silicon nitride but also achieves multi-functional integration through unique structural design, making it an ideal key component solution for high-speed and high-pressure operating conditions.

Core Advantages

• Exceptional Mechanical Properties: Flexural strength ≥800MPa, fracture toughness ≥6.5MPa·m¹/²

• Excellent Wear Resistance: Hardness up to HRA 90-93, wear rate lower than 10⁻⁷mm³/N·m

• Outstanding Temperature Resistance: Maintains stable performance at high temperatures up to 1200°C

• Lightweight Design: Density only 3.2g/cm³, approximately 60% lighter than steel

• Superior Corrosion Resistance: Resistant to acids, alkalis, and oxidation, suitable for harsh environments

Specifications Table

Manufacturing Process
Raw material preparation → Spray granulation → Bidirectional pressing → Isostatic pressing → Gas pressure sintering → Precision machining → Surface grinding → OD/ID grinding → Non-destructive testing → Dimensional inspection → Product packaging

Usage Instructions

1. Ensure mating surfaces are clean and flat during installation to avoid impurity intrusion

2. Use specialized tools for assembly to ensure even force distribution

3. Maintain proper lubrication and cooling in working environments

4. Regularly inspect surface condition and replace abnormal components promptly

5. Avoid severe impact with hard materials

After-Sales Service
We provide 24-month extended quality assurance with professional technical team support for full-process application guidance. Customer files are established for regular quality tracking to ensure product performance. Emergency quality issues receive response within 12 hours.

FAQ
Q: What is the main function of the flanged design?
A: Enhances structural strength, provides axial positioning function, and facilitates installation and fixation.

Q: Can it be used for extended periods in strong acid environments?
A: Silicon nitride has excellent corrosion resistance and can withstand most acidic media.

Q: What are the advantages compared to silicon carbide ceramics?
A: Offers higher fracture toughness and better thermal shock resistance, making it more suitable for impact load applications.

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.