Sill Bearing Sill Bearing

China 6304 2rs Bearing Supplier & Factory

Premium Precision Engineering & Global Industrial Solutions from the Heart of Hangzhou Bay

The Essential 6304 2RS: Industrial Backbone

In the vast world of mechanical engineering, the 6304 2RS deep groove ball bearing stands as a testament to versatility and reliability. As a leading China 6304 2RS bearing supplier, we understand that this specific component—with its 20mm bore, 52mm outer diameter, and 15mm width—is the heartbeat of countless industrial applications.

The "2RS" designation signifies the double-lipped rubber seals on both sides, providing an airtight defense against dust, water, and contaminants while retaining the high-grade grease required for lifetime lubrication. This makes the 6304 2RS an indispensable asset in environments where maintenance is difficult or environmental conditions are harsh.

6300 Series Precision Bearings

Global Industrial Landscape & Trends

Navigating the evolving demands of the 21st-century machinery market.

High-Precision Demand

The global shift towards automation and robotics has increased the demand for P5 and P6 precision grade bearings. Industries in Germany, Japan, and the USA are moving away from standard tolerances to high-frequency, low-vibration solutions.

Sustainability & Greening

Modern procurement focuses on low-friction designs that reduce energy consumption. Our 6304 2RS bearings utilize specialized synthetic greases that extend service life by up to 40%, significantly reducing the carbon footprint of industrial machinery.

Smart Manufacturing

The "Industry 4.0" trend integrates sensors with bearing housings. While the 6304 2RS is a traditional component, its manufacturing process in our factory now involves AI-driven quality inspection to ensure zero-defect delivery.

Global Procurement & Localized Applications

Global enterprises, from agricultural equipment manufacturers in Brazil to electric motor producers in Southeast Asia, share a common need: consistency. A 6304 2RS bearing might be a small part of a machine, but its failure can lead to thousands of dollars in downtime.

50+ Export Countries
15M+ Annual Production
0.01% Quality Deviation

Key Application Scenarios:

  • Electric Motors: The 6304 2RS is the standard choice for medium-sized electric motors. Its ability to handle radial and axial loads simultaneously makes it perfect for the high-speed rotation required in HVAC systems and industrial fans.
  • Agricultural Machinery: In the dusty fields of the Midwest or the humid plantations of Vietnam, the "2RS" rubber seal is a lifesaver. It prevents soil and moisture from entering the raceway of tractors and harvesters.
  • Automotive Aftermarket: Used extensively in alternators and tensioners, our bearings meet the strict vibration and noise standards (Z3, Z4 levels) required by modern automotive standards.
  • Household Appliances: Washing machines and gym equipment rely on the silent operation of the 6300 series. Our factory prioritizes low-noise testing to ensure consumer satisfaction.

The SILL BEARING Advantage

Why we are the preferred China 6304 2RS bearing factory for global leaders.

Strategic Location

Located in Hangzhou Bay New Zone, we are positioned perfectly between the Shanghai Port and Ningbo Port. This logistical trifecta allows us to offer the fastest shipping lead times in the industry, significantly reducing your inventory pressure.

Material Integrity

We use only premium GCr15 High-Carbon Chromium Steel. Our heat treatment process ensures a Rockwell hardness of HRC 60-65, providing the wear resistance necessary for heavy-duty industrial cycles.

R&D Capability

As a specialized factory, we don't just supply; we innovate. We offer OEM and ODM services, customizing seal materials (NBR, Viton) and grease types (Mobile, Shell, Kyodo Yushi) to meet specific regional environmental challenges.

SILL BEARING FACTORY is more than just a manufacturer. Our proximity to the Hangzhou-Ningbo Expressway and the 329 State Line ensures that our raw material supply chain is never interrupted. Furthermore, being only 90 minutes away from Hangzhou Xiaoshan and Ningbo Lishe Airports allows our technical team to provide rapid on-site support for international clients visiting our facilities.

We pride ourselves on an integrated quality management system. Every batch of 6304 2RS bearings undergoes rigorous testing: from the spectral analysis of raw steel to the final noise testing in anechoic chambers. This commitment to quality has allowed us to serve as a cornerstone for industrial progress globally.