| Specification | |
|---|---|
| Material | As per Requirement |
| Inner Diameter | 3mm to 300mm |
| Outer Diameter | 3mm to 300mm |
| Length | 3mm to 300mm |
| Shape | Cylindrical |
| Lubrication | As per Requirement |
| Brand | SVB |
| Minimum Order Quantity | 1 |
| Delivery Time | Depends on Quantity |
Think of it as bronze with a built-in lubrication system. Graphite Filled Bronze Washers use solid graphite embedded directly into the bronze matrix, giving you continuous self-lubrication without a single drop of oil or grease. That’s what makes them a go-to choice for high-performance industrial applications where wear resistance and smooth operation both matter.
Here’s the mechanism: graphite particles distributed through the bronze act as an internal solid lubricant. As the washer operates, this reduces friction at the contact surface and cuts down wear — a real advantage in heavy-load or high-temperature settings where conventional lubricants break down or evaporate.
Durability and precision drive our manufacturing process. Every graphite filled bronze washer delivers even load distribution, a long working life, and dependable performance in harsh environments — the kind of conditions that wear down standard bronze washers faster than you’d like.
Key Features
Harsh environments expose weak materials fast — that’s exactly why we engineer these washers to international quality standards, with strict controls throughout production. The payoff is fewer failures, less downtime, and washers that keep performing where standard options wouldn’t. Customization is available too, so you’re not paying for specs you don’t need.
Q1. What are graphite filled bronze washers?
They are bronze washers filled with graphite that provide self-lubrication and reduce friction.
Q2. Do these washers require external lubrication?
No, the graphite provides continuous lubrication without the need for oil or grease.
Q3. Where are these washers used?
They are widely used in heavy machinery, high-temperature applications, and industrial systems.
Q4. Do you offer customized sizes?
Yes, we provide washers in various sizes and specifications as per customer requirements.
| Technical Data | ||
|---|---|---|
| Performance Index | Data | |
| Max Load Capacity | Static load | 180N/mm² |
| Dynamic load | 90N/mm² | |
| Max Sliding Speed | Dry friction | 1.5m/s |
| Oil lubrication | 3.0m/s | |
| Max PV Value Limit | Dry friction | 2.5N/mm² · m/s |
| Oil lubrication | 4.5N/mm² · m/s | |
| Friction Coefficient | Dry friction | 0.06~0.16 |
| Oil lubrication | 0.03~0.08 | |
| Working Temperature | -40℃~+300℃ | |
| Thermal Conductivity | 65W/m · k | |
| Coefficient of Thermal Expansion | 17X10⁻⁶/K | |