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Modern construction, mining and agricultural operations are shifting toward high-intensity, round-the-clock operation, placing stringent requirements on the durability and stable performance of core machinery parts. Harsh working environments including heavy dust, mud and variable temperatures easily cause component wear and equipment failure, making high-quality sealing technology the key barrier to safeguarding continuous machine operation.
Persistent operational wear, frequent equipment downtime and insufficient high-end spare part supply have long plagued the global construction, mining and agricultural machinery sectors. As industrial equipment operates under harsher working conditions and higher load intensities worldwide, durable, precision-engineered sealing components have become a core determinant of machinery stability and service life.
As global industrial operations demand higher efficiency, reduced downtime, and greater equipment longevity, the role of specialized sealing technology has become more critical than ever. Huangshi Rviton Machinery Co., Ltd., a premier Chinese manufacturer with over 20 years of expertise in the sealing industry, has announced the expansion of its global distribution network. The company is set to deliver its advanced Mechanical Face Seal portfolio to key markets across North America, Europe, and Asia-Pacific, addressing critical sealing challenges in construction, mining, agriculture, and renewable energy sectors.
Hitachi 4110358 Seal Group for EX200-1 excavator
Product Description
| OEM part# | 4110358 |
| One set | consists of two metal sealing rings and two rubber rings |
| Material | 100CR6 steel + NBR60 |
| Warranty | 18 months |
| Stock | available |
| FOB | Wuhan ,Shanghai ,Qingdao ,Ningbo ,Shenzhen ,Xiamen |
| Package | Shrink films + inner box + standard export carton + wood pallet + wood box |
| Application | constuction machinery ,farm machinery ,coal mining machinery |
 |
Mechanical face seals are precision components, the smallest of material and design details can influence the quality.The metal ring is processed by CNC machine,the fine precision increase O-ring gripping ability,eliminating O-ring sliding,ensure runs smoothly. |
| Polishing attained by lapping process.The surface flatness of Rvton products is within 3 light bands of Optical interference of monochromatic light., our standard of the working surface roughness is ≤Ra 0.1μm |  |
| METAL | Steel Gcr15/ 100Cr6 | Cast 15Cr3Mo |
| Surface smoothness/roughness: | ≤Ra0.2μm | 6.3-12.5μm |
| Work face smoothness | ≤Ra0.15μm | ≤Ra0.1μm |
| Pressure loading | ≤0.15MPa | ≤0.3 MPa |
| Forging line speed | 2m/s | 3m/s |
| Temperature range | -100~200°C | -40~160°C |
| Hardness (HRC) | 58-62 | 65-68 |
| Lifetime (Hours) | 3000-5000 | 5000-8000 |
| Material | NBR60 | SILICONE | FKM |
| Hardnesds | 60°-65° | 60°-65° | 72°-78° |
| Minimum tensile strength | 11MPa | 10.6MPa | 11MPa |
| Minimum elongation at break | 300% | 400% | 260% |
| Permanent deformation | 12% | 8% | 25% |
| Temperature range | -42℃-120℃ | -49℃-230℃ | -30℃-250℃ |
| Specific Gravity | 1.25 | 1.2 | 1.8 |
 |
By sea---Heavy cargo by container transport, FOB Wuhan ,Shanghai ,Qingdao ,Ningbo ,Shenzhen ,Xiamen Port. Air to the port---For goods above 100KG, it is economic choice for customers. International Express---Such as DHL,TNT, FEDEX,UPS,EMS and so on.It is the best choice for sample order.Your consignee account is welcome. |
