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We Only Produce High Quality Oil Seals

Premium radial shaft seals for hydraulic pumps, tractors, wheel hubs, gearboxes, and motors. Engineered for durability, precision, and performance in extreme conditions.

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About DMHUI Seals

DMHUI Sealing Technology (Shenzhen) Co., Ltd. is a professional manufacturer specializing in high-performance oil seals for industrial and automotive applications. With years of engineering expertise, we focus on producing reliable, precision-engineered radial shaft seals that meet international quality standards.

Our product range includes hydraulic pump oil seals, tractor oil seals, wheel hub seals, ZF gearbox seals, servo motor seals, and rubber dust boots — all designed for long service life and resistance to heat, pressure, and wear.

Industrial Grade

Built for heavy-duty machinery

Quality Assured

Rigorous testing & inspection

DMHUI Seal Manufacturing Facility

Our Products

High-performance oil seals for every application

Hydraulic Pump Oil Seal

Hydraulic Pump Oil Seal

TC, SC, TCZ types in NBR, Viton, and silicone materials

  • • Size: 40x62x9/10.3
  • • Material: NBR rubber
  • • Application: Excavators, loaders, pumps
Tractor Oil Seal

Tractor Oil Seal

Valve stem and transmission seals for agricultural machinery

  • • Type: UP0449E
  • • Size: 34.92x...
  • • High resistance to oil & dust
Wheel Hub Oil Seal

Wheel Hub Oil Seal

Precision seals for automotive wheel assemblies

  • • Size: 47x62x6
  • • Type: SC, NBR
  • • Prevents grease leakage & contamination
ZF Gearbox Oil Seal

ZF Gearbox Oil Seal

Designed for ZF transmission systems

  • • TCZ type available
  • • High pressure resistance
  • • Compatible with synthetic oils
Servo Motor Oil Seal

Servo Motor Oil Seal

Seals for precision motors and actuators

  • • Size: 18x35x9
  • • Type: BABSL, VIT
  • • Low friction, high RPM compatible
Rubber Dust Boot

Rubber Dust Boot

Protective boots for joints and linkages

  • • Flexible NBR construction
  • • UV and ozone resistant
  • • Custom sizes available
Rotary Shaft Seal

Rotary Shaft Seal

General-purpose radial shaft seals

  • • Size: 73x101.6x14
  • • TC type standard
  • • Dual-lip design for sealing efficiency
Custom Oil Seals

Custom Oil Seals

OEM/ODM services for special applications

  • • Custom sizes & materials
  • • Viton, NBR, silicone options
  • • Fast prototyping & production
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Why Choose DMHUI Seals?

Engineered for performance, durability, and reliability

High Performance

Optimized for high-speed rotation and extreme pressure environments.

Eco-Friendly

Environmentally conscious manufacturing with low-emission materials.

Certified Quality

Rigorous QC processes ensure every seal meets international standards.

Global Supply

Trusted by customers in Europe, Asia, North America, and beyond.

10K+
Seals Produced Monthly
30+
Countries Served
15+
Years Experience
99.8%
Customer Satisfaction

Frequently Asked Questions

What materials are used in DMHUI oil seals?

We use high-quality NBR (nitrile rubber), Viton (FKM), and silicone depending on the application. NBR is standard for most oil and grease applications, while Viton offers superior heat and chemical resistance.

Can you produce custom-sized oil seals?

Yes, we offer OEM and ODM services. Provide your specifications, drawings, or samples, and we can manufacture custom oil seals to meet your exact requirements.

What is the lead time for orders?

Standard products ship within 5–7 working days. Custom orders typically take 15–20 days depending on complexity and quantity. We offer expedited options upon request.

Do you provide technical support?

Yes, our engineering team provides full technical support, including seal selection, installation guidance, failure analysis, and material recommendations.

Get in Touch

Reach out for product inquiries, quotes, or technical support

Contact Information

DMHUI Sealing Technology (Shenzhen) Co., Ltd.

Room 1316, Haiyuan International Financial Center, No. 152, Fu'an Avenue, Hehua Community, Pinghu Street, Longgang District, Shenzhen, China

+86-15323799895

[email protected]

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