Huangshi Rviton Machinery Co.,Ltd

Rotary motor / FINAL DRIVE SEALS Japan Tadano / KATO truck crane spare parts

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新闻

Premium Floating Seal Technology Powers Huangshi Rviton Machinery’s Global Heavy Equipment Empowerment

Premium Floating Seal Technology Powers Huangshi Rviton Machinery’s Global Heavy Equipment Empowerment

2026-06-15 17:58:01

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.

Huangshi Rviton Machinery Redefines Global Heavy Machinery Reliability Through Advanced Toric Seal Technology

Huangshi Rviton Machinery Redefines Global Heavy Machinery Reliability Through Advanced Toric Seal Technology

2026-06-15 17:33:17

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.

Huangshi Rviton Machinery Co., Ltd. Expands Global Footprint with High-Performance Mechanical Face Seal Solutions for Heavy Industry and Renewable Energy

Huangshi Rviton Machinery Co., Ltd. Expands Global Footprint with High-Performance Mechanical Face Seal Solutions for Heavy Industry and Renewable Energy

2026-06-12 15:30:52

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.

Contact us

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

Rotary motor / FINAL DRIVE SEALS Japan Tadano / KATO truck crane spare parts

  • 1.Lifetime: 5000 Hours / 8000 hours
  • 2.Hardness: 58-62HRC / 62-68HRC
  • Sealing material: countertop 100cr6 / GCr15 steel / E52100 / 534A99 / SUJ2
  • 4.Inner diameter: 38 mm -1000MM
  • NBR / Viton / Silicone / HNBR: O-ring 5.Material
  • Malleable: sealed 6.Process
  • 7.O ring color: black / blue / red / Custom
  • 8.Warranty: 18 months after delivery
  • 9.OEM accepted: Accept OEM
  • 10.Rubber ring hardness: 60-65 ℃
  • Product Details
product description

1. also called floating seal ring face seal, seal group, dual-core cone seal, mechanical seal, seal life

2. Diemension metal seal: 375 * 351 * 19

3. Working Life: 5000 hours / 8000 hours

4. Warranty: 18 months for each shipment, to take care of afterservices

product name
Rotary motor / FINAL DRIVE SEALS Japan Tadano / KATO truck crane spare parts
material
Forgings steel / cast iron + rubber ring NBR / SiC / FKM
OEM Part Number
76.90 The H-30, GZ5860
machine type
Tadano / KATO HD700, DH400
application
Rotary motor / FINAL DRIVE
Hardness work
HRC58-62 // 62-68HRC
OEM Service
OEM design, OEM packing according to customer drawings, samples, special requirements
used
Engineering machinery, agricultural machinery, mining machinery.
Products

Seal group is made of a metal ring and rubber gasket

Metal ring:

smoothness of the surface / Roughness ≤Ra0.2μm
face Finish ≤Ra0.015μm
pressure The ≤0.3MPa
Forged Line speed 2 m / s
casting Line speed 3 m / s
temperature
 -100~200 ℃

 

Rubber gaskets:

Shore hardness 60 ° ~65 ° 
at the lowest limit tensile strength  11MPa
at the lowest limit Elongation at break  300%
flexible change  ± 5 °
Permanent deformation ≤12%


Our product advantages:

High quality and competitive price 1.Coexistence

2.Long life

3. Easy to install

4, high yield

5. Good performance

installation method:

1. Use Professional installation tool: the pressure will be applied to O-rings straight. As shown, a special tool is installed between the metal Floating ring and rubber ring towards the housing bore, the rubber ring It is pressed into the bore evenly.

                                             

2. Other Installation methods: one secondary seal is fixed between the cone Floating seal and O-ring seal annulus (as shown). Floating seal ring and by applying pressure uniformly Auxiliary O-ring O-ring brackets to ensure that other Correct position.


There There are too many standards, I list only a few. please Contact me, ask if you do not find what you want with. Thank you!

 



Standard

4176379

38 mm

51 mm

20.4 mm

1791292

63.5 mm

82.5 mm

31.8 mm

170-27-00010

130 mm

151 mm

32 mm

9W 6668

163.3 mm

191.2 mm

38 mm

9W 6672

182.3 mm

210.3 mm

38 mm

9W 3732

264.9 mm

292.8 mm

38 mm

4066695

298 mm

328 mm

42 mm


L type

Product number

OD

diameter

height

U17386

62.1

47.1

10

U16187

72

54

10

U16186

87

66.9

11.6

655973C91

93

73.5

10

 

XY type

Product number

OD

diameter

height

7T4080

70.5

53.7

31.5

7T0158

82.2

66.5

31

7T0159

93

76

32.5

7T0157

99

82

32.5

 

Iron formula

Product number

OD

diameter

height

TZ300A-1010

180

164

9.7

TZ310B-1027

185

158.7

12.3

TZ550A-1010

210

186

11.4

TZ850A-1010

230

201

13.3

TZ150A-1010

260

216

13.3

TZ150F-1027

284

247

13.3

TZ200B-1010

290

248

13.3

 

About Packing:

There Three styles of our mailbox. We also have cartons and pallets. We Seal group, and then a few boxs cartons.


 

About our factory:

Our company's products are in track-type tractors, excavators, heavy vehicles and machinery widely used. they Sold throughout the country and Southeast Asia, Europe and America, and The customer is always satisfied. Use RVTONG floating seal ring Make you more powerful and successful.

Feel free to contact the following Messi A quick answer:

Cao Messi


Huangshi Rviton Machinery Co.,Ltd

Tel:+86 15717237241

Contact Person:RVTON

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