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Premium Hydraulic & Pneumatic Seals

High-performance sealing solutions trusted by industries worldwide since 1996. Engineered for durability, precision, and extreme conditions.

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About Us

Shaanxi Kelong New Materials Technology Co., Ltd.

Established in 1996, Shaanxi Kelong is a high-tech enterprise integrating R&D, production, and sales. With over 133,000 square meters of manufacturing space, we specialize in advanced sealing products, hydraulic hoses, and long wall chock haulers.

Our products are widely used across industries including coal mining, aerospace, high-speed rail, construction machinery, wind power, and industrial automation. We serve global markets with ISO-certified quality and engineering excellence.

1996
Founded
133K+
m² Facility
Seal Manufacturing Hydraulic Seals TPU Seals Rod Seals

Our Premium Products

Discover our wide range of high-performance hydraulic and pneumatic seals, O-rings, and industrial hoses engineered for reliability and longevity.

Hydraulic Piston Seal Kit

Hydraulic Piston Seal Kit

Complete repair kit for excavator and industrial cylinders. Includes piston seals, guide rings, and backup rings.

  • • NBR/PU materials
  • • High pressure resistance
  • • For mining & construction
Get Best Price
KL08 Rod Seal

KL08 Single Acting Rod Seal

Wear-resistant PU seal with easy installation design for hydraulic cylinders.

  • • Polyurethane material
  • • High extrusion resistance
  • • Low friction
Get Best Price
U-Cup Piston Seal

Single Acting U-Cup Piston Seal

Polyurethane hydraulic seal for light-duty cylinders. Ideal for industrial applications.

  • • PU material
  • • ID 6-200mm
  • • Low friction design
Get Best Price
KL45 Piston Seal Set

KL45 Three-Piece Piston Seal Set

Compact hydraulic piston seal ring set for safe and reliable operation.

  • • 3-piece design
  • • High pressure rated
  • • Easy installation
Get Best Price
NBR Sealing Elements

NBR Sealing Elements

Fast-installation sealing components made from FDA-approved materials.

  • • Nitrile rubber
  • • FDA compliant
  • • Oil resistant
Get Best Price
KL95 TPU Seal

KL95 Double Lip TPU Seal

TPU seal with dual sealing lips in blue, red, and yellow. Enhanced sealing performance.

  • • Thermoplastic urethane
  • • Double lip design
  • • Color-coded
Get Best Price
Hydraulic Hose 1SN

Wire Braid Hydraulic Hose EN853 1SN

High-pressure hose with steel wire braid reinforcement for industrial applications.

  • • Oil-resistant rubber
  • • SAE 100R1 compliant
  • • 1 braid steel wire
Get Best Price
PTFE Stainless Steel Hose

Stainless Steel Braided PTFE Hose

Chemical-resistant hose with PTFE inner and 304 stainless steel braid.

  • • PTFE inner layer
  • • 304 SS braid
  • • High strength
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Why Choose SealHose?

Premium Quality

ISO-certified manufacturing with strict quality control ensures reliability and longevity in every product.

Global Reach

Trusted by customers in over 50 countries with efficient logistics and multilingual support.

Custom Solutions

OEM/ODM services available. We engineer custom seals and hoses to meet your exact specifications.

25+
Years Experience
133K
m² Factory
50+
Countries Served
150+
Products

Customer Feedback

J

J***y

"Reliable factory, very professional. We have been purchasing Ke long hydraulic hoses for over 10 years and their products and service have never let me down!"

— November 2, 2023

Get in Touch

For quotes, technical support, or custom solutions, contact us today.

Email

cecilia@snkelong.com

Phone / WhatsApp

+86 173 8911 9519

WeChat

+86 173 8911 9519

Fax

86-29-33326567

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