Huangshi Rviton Machinery Co.,Ltd

400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines

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新闻

Reliable Floating Seal Solutions Leading Heavy Machinery Industry | Rviton Machinery

Reliable Floating Seal Solutions Leading Heavy Machinery Industry | Rviton Machinery

2026-05-30 17:44:43

The global heavy machinery and construction equipment sectors are undergoing a massive transformation, driven by the demand for higher operational efficiency and reduced downtime. At the heart of this industrial evolution is the critical need for reliable sealing technology. Huangshi Rviton Machinery Co., Ltd., a premier Chinese manufacturer, has positioned itself as a global leader in this niche, specializing in the design and production of high-quality floating seal (also known as duo-cone seals or mechanical face seals) solutions.

Huangshi Rviton Machinery Co., Ltd Driving Global Construction Equipment Efficiency with Premium Floating Seal Solutions

Huangshi Rviton Machinery Co., Ltd Driving Global Construction Equipment Efficiency with Premium Floating Seal Solutions

2026-05-29 17:02:31

Heavy construction and mining equipment operate in some of the most unforgiving environments on Earth. From muddy construction sites in Southeast Asia to abrasive mining fields in Australia, undercarriages are constantly subjected to sand, water, slurry, and extreme temperatures.

Rviton Machinery: Empowering Global Heavy Machinery Logistics with Advanced Floating Seals

Rviton Machinery: Empowering Global Heavy Machinery Logistics with Advanced Floating Seals

2026-05-28 10:39:32

In the highly demanding world of heavy construction, mining, and agricultural machinery, mechanical integrity is paramount. Dust, mud, water, and extreme temperatures constantly threaten the life cycle of undercarriage systems and gearboxes. To combat these challenges, Huangshi Rviton Machinery Co., Ltd., a premier Chinese manufacturer, has announced a series of breakthroughs in the production and global distribution of its high-performance floating seal technologies.

Contact us

OEM and ODM are our special services, we can also provide custom packing.

400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines

  • Type:Standard
  • Size: 400-700mm
  • MOQ: 1 set
  • Stock: Yes
  • Process: Forged
  • Hardness: HRC58-62
  • Life: 5000 hours
  • Warranty: 18 months
  • Colour: Black
  • Metal: Steel / Cast iron
  • Rubber: NBR60
  •  
  • Product Details

400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines

400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines
400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines
1 set It consists of two metal sealing rings and two rubber seals  
Size 400 mm -700 mm
MOQ 1 set
OEM for

Hitachi / Caterpillar / Komatsu / Kobelco / Case / JCB ...

material Steel / 15Cr3Mo cast iron + NBR60 rubber
lifetime 8000 hours
FOB Wuhan, Shanghai, Qingdao, Ningbo, Shenzhen, Xiamen
package

Shrink films + Inner box + standard export carton + wood pallet + wood box

Guarantee 18 months
floating seals for coal mining machines
400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines
448 MM Floating Seal Made in China for Tunnel Shield Machine
We offer a wide range of OEM part numbers floating seal and keep them in stock to ensure quick delivery. From the size ID38MM to 1000 mm. 
Now welcome to contact me for more details and quotes. floatingseal04@rvton.com

Komatsu, Caterpillar, Hitachi, Kubota, Kobelco, Danapac, Goetze, Trelleborg...

400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines

model# Bottom roller Carrier Roller Front idler Final Drive
PC60 110-30-00085 140-30-00040 141-30-00610  
PC200 20Y-30-00040 20Y-30-00090 10Y-30-00100 150-27-00026
E200B 1M8746 8E5609 5P0204  
E320 9W7220 8E5609 9W7225  
D60 141-30-00616 141-30-00616 141-30-00610 141-27-00015
D85ESS-1 154-30-00832 154-30-00832 154-30-00832 192-27-00022
D3 9E6690 9E7216 9E6691  



About Rvton Factory

 

We have three floating seals production lines, each month output reaches more than 50000 sets.400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines
There are 2 materials: 
Steel Gcr15 / 100cr6 and cast iron 15Cr3Mo
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 60-68
Lifetime (Hours) 3000 5000

NBR60, silicone and FKM rubber rings are offered
  Material  NBR60  SILICONE  FKM
 Hardness  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  -40℃- +120℃  -49℃- +230℃  -30℃- +250℃
 Specific Gravity(g/cm3)  1.25  1.2  1.8

-Why Rvton deliver so fast?


-As we stock lots of raw materials,packing boxes and completed products.

400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines


-How do Rvton make print on floating seals/ seal group?

-Using the lasing print machine to print the log,part# according to the customers' demand. 
400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines
-We place the oil during packing to protect each seal from the scratches caused by the transport.
400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines

 

FAQ

 -You're the factory?

   Yes, we are a 13 years factory in Hubei Province, China


- How do you control the quality?

  Each seal is 100% inspected in every process before exported 


- How long to make the shipment?

  In three days with stocks, 15-30 days according to the order qty.


- Can i buy one to test?

  Yes, we offer a trial order and sample order for your Quality Evaluation. 


Welcome to contact us and visit us! 

400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines

 For more information, please contact me! Good offer will be sent to you.


400 mm - 700 mm Planetary Gearbox Floating Seals for Coal Mining Machines

Fay Xu

Sales Representative

E: floatingseal04@rvton.com

T: 008615327878823

Skype: fay.xu3

Wechat: Rvtonseal04

Whatsapp: 0086 15327878823


Huangshi Rviton Machinery Co.,Ltd

Tel:+86 15717237241

Contact Person:RVTON

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