Nice Sealing | Professional Oil Seals & Hydraulic Sealing Solutions Manufacturer

About Nice Sealing

Established in 1996 in China, Nice Sealing specializes in the development and production of oil seals with over 20 years of industry expertise. We are committed to delivering high-quality sealing solutions that meet the rigorous demands of modern industrial applications.

Our sealing products are widely used across the metallurgical, chemical, electrical, automotive, engineering machinery, light industrial machinery, and electrical appliance manufacturing industries. We proudly serve as a one-stop provider for all hydraulic and pneumatic sealing needs.

20+ Years of Manufacturing Experience
Full Range of Rubber Materials Available
Custom Molding & Tooling Capabilities
Global Distribution Network

Our Products

Comprehensive range of high-performance sealing components engineered for durability, precision, and reliability in demanding environments.

TCN Oil Seals

Double-lip NBR or FKM/VITON oil seals with spring reinforcement. Ideal for rotary shaft applications requiring high dust and fluid resistance.

Material: NBR, FKM/VITON, VMQ/SILICONE, EPDM

Type: TC, TB, SC, SB

KY-D Seals

Precision-engineered rod seals for hydraulic cylinders. Excellent wear resistance and low friction performance under high pressure.

Application: Hydraulic Systems

Material: NBR, PU, FKM

Spring Energized Seals

PTFE-based seals with integrated stainless steel springs for consistent sealing force across temperature and pressure variations.

Material: PTFE + Spring

Temp Range: -200°C to +260°C

O-Rings

Standard and custom-sized O-rings in multiple elastomers. Used for static and dynamic sealing in pumps, valves, and connectors.

Materials: NBR, FKM, EPDM, VMQ

Standards: AS568, ISO 3601

V-Rings & V-Packing

Multi-layer sealing systems for high-pressure hydraulic applications. Adjustable preload and excellent extrusion resistance.

Type: VEE PACKING, V-RINGS

Application: Heavy Machinery

Piston & Rod Seals

High-performance polyurethane and rubber seals for double-acting cylinders. Low friction and long service life.

Type: IDI/URI/ISI, E4, WR

Material: PU, NBR, PTFE

Dust Seals (Scraper Rings)

Protect hydraulic and pneumatic systems from contaminants. Effective in harsh outdoor and industrial environments.

Type: ZP, BU, BD/URB

Material: PU, NBR

Rubber Gaskets & Bonded Seals

Custom-cut gaskets and bonded washers for flange, cover, and enclosure sealing. Available in multiple hardness and materials.

Materials: NBR, EPDM, FKM

Shapes: Flat, molded, die-cut

X-Rings (Quad Rings)

Four-lobed seals offering superior sealing with lower squeeze requirements. Ideal for reciprocating and static applications.

Advantage: Reduced Friction

Material: NBR, FKM

Guide Rings (Wear Rings)

Non-metallic guide rings made from POM, PTFE, or reinforced polymers. Prevent metal-to-metal contact in cylinders.

Material: POM, PTFE, Nylon

Function: Alignment & Wear Protection

Camlock & Center Bearings

Specialized seals for quick-connect couplings and articulated joint systems. Ensures leak-free performance under vibration.

Type: Camlock Seals, Center Bearings

Application: Fluid Transfer

Rubber Cord & ED Seals

Extruded rubber profiles and cord stock for custom gasket fabrication. Available in spools or cut lengths.

Shapes: Round, D, Square, Custom

Material: NBR, EPDM, Silicone

Why Choose Nice Sealing?

Decades of expertise, advanced manufacturing, and global service support.

Full Series Moulds

Extensive inventory of standard molds ensures fast production and delivery of common seal types.

Multiple Materials

NBR, FKM/VITON, EPDM, VMQ/Silicone, PU, PTFE – tailored to your chemical, temperature, and pressure needs.

Global Shipping

Fast and reliable delivery via DHL, FedEx, UPS, TNT, air, and sea freight to over 80 countries.

Custom Solutions

Rapid tooling development and OEM/ODM services for unique sealing requirements.

Frequently Asked Questions

What materials are available for oil seals?

We offer oil seals in NBR (Nitrile), FKM/VITON, VMQ/Silicone, EPDM, PU (Polyurethane), and PTFE. Each material has specific temperature, chemical, and pressure resistance properties.

What are the common types of oil seals you manufacture?

We produce TC, TB, SC, SB, TCN, KY-D, IDI/URI/ISI, E4, WR, ZP, BU, BD/URB, BA, UNR/UHR, and custom designs. Both metric and imperial sizes available.

Do you offer custom sealing solutions?

Yes, we provide full OEM and ODM services. Share your drawings or samples, and we’ll develop molds and produce seals to your exact specifications.

What is the delivery time for standard and custom seals?

Standard seals: 3–7 days from stock. Custom seals: 15–25 days depending on mold complexity and order quantity.

How are the products packaged?

Standard packaging is PE bag inside and carton outside. All packaging is neutral. Custom packaging is available upon request.

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