G5 Silicon Nitride Si3n4 Ceramic Balls for Bearings

Name: G5 Silicon Nitride Si3n4 Ceramic Balls for Bearings
Brand: Adena Ceramics International LLC (Shanghai)
SKU: 2226508995

Shanghai, ChinaAdena Ceramics International LLC (Shanghai)

US$0.88-25.00

10 kg

Sample price:US$10.00/kg.Request sample

Product profile

Customization

Available

Color

Black

Diameter

1-50mm

Model NO.

Si3n4 ball

Material

Silicon Nitride

Surface Finish

Polished

Usage

Building Materials, Chemical, Machinery, Petroleum

Specific Gravity

≥3.2

Fracture Toughness

7MPa*M1/2

Crushing Strength

≥1.5kN(φ2mm)

Vickers Hardness

≥1600hv

Transport Package

Carton, Drum, Pallet

Specification

1-50mm

Trademark

Adena Ceramic

Origin

China

Key features

High Performance Applications: Suitable for high-speed, vacuum, and high-precision bearings in aviation and defense.

Superior Wear Resistance: Low wear rate at ppm level, minimizing equipment wear and extending service life.

Excellent Chemical Stability: Resistant to strong acids and alkalis, ideal for chemical and petroleum industries.

Lightweight Design: Density is only 50%-60% of ordinary steel balls, reducing inertia and energy consumption.

High Temperature Resistance: Maintains structural integrity and performance in extreme high and low-temperature environments.

Full Customization Available: Supports full customization from samples and designs to meet specific engineering needs.

ISO 9000 Certified Quality: Manufactured under international quality systems with advanced testing methods.

Free Sample Testing: Free samples provided for testing before placing official orders.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceMulti-language PioneerExperienced Team

Adena Ceramics International LLC (Shanghai)

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.65h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D design, ODM, OEM, and multiple customization options. It reports ISO 9001 certification, two production lines, stated zirconia grinding bead and alumina ball output, and dedicated quality-control staff. However, quality assurance, complaint handling, and corrective-action procedures lack written procedures or records, and there is no valid manufacturing-capacity contract with related subcontractors. Overseas service coverage is limited: it reports inventory and an overseas warehouse but no overseas agents, branches, showroom, or offline trade-show participation. Financial information is only indicated by reporting years, without sufficient evidence to assess financial credibility. Customer-specific cases are not provided.

Supplier typeThe supplier explicitly describes itself as a professional technical supplier and reports a business scope including special ceramic products, daily-use ceramics, instruments, metal materials, electronics, mechanical and electrical equipment, hardware, wires and cables, and pneumatic and electric tools. This indicates a technically oriented supplier with a broad stated product scope.

CertificationsThe supplier reports holding ISO 9001 certification. This is explicit certification evidence relevant to quality management, although the slices do not provide the certificate number, validity period, or scope.

After-Sales capabilityThe supplier reports in-stock service capacity and an overseas warehouse, and accepts FOB, CIF, CFR, and EXW quotation terms. However, it has no overseas agents or branches, no overseas showroom, no offline trade-show participation, and no written procedures or records for complaint handling or corrective and preventive actions; it also reports no quality assurance.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, new products during the past year, ODM services, and OEM services for popular brands. It also reports 6–10 years of total R&D-engineer experience, although no SDK is available.

Production capacityThe supplier reports multiple processing and finishing equipment types, two production lines, 6–10 quality-control staff, and stated output of 5,000 tons of zirconia grinding beads and 200,000 tons of alumina balls. It also reports inventory capability, but has no valid manufacturing-capacity contract with related subcontractors and no written quality-assurance, complaint, or corrective-action procedures.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, and customization from customer designs. It also provides 3D software design services and identifies customization as supported by its R&D capability.