Beijing Jiade Seal Materials Co., Ltd. – Professional Sealing Solutions

Jiade seals: Zero Leakage in Production.

Jiade Seals delivers one-stop sealing solutions to help customers achieve safe and sustainable production.

Key Advantages

Leveraging deep technical expertise and extensive industry experience, we provide comprehensive dynamic and static sealing product support and service assurance for our clients.

Innovation

Proprietary core technologies that continuously lead industry innovation

Quality Assurance

ISO 9001 quality management system certified to ensure product and service quality

Professional Team

Core team members have an average of 10+ years of experience.

Industry Recognition

Serving over 100 mid-to-large enterprise customers and recognized with multiple industry awards

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Solutions

Tailored sealing solutions for medium-to-large rotating equipment, customized to the unique characteristics of various industries.

Coal Chemical Industry / Thermal Power Generation

Coal Mill Rod Seal Solution

Provides scientific rod seal retrofit solutions for thermal power plants and coal chemical enterprises, improving production efficiency while eliminating dust leakage and pollution.

Energy Industry

Wall Box Seal Solution for Rappers

Help businesses achieve precise energy consumption management, reduce heat loss, and lower fuel costs.

Thermal Power Generation

Boiler Sight Port Sealing Solution

The boiler sight door sealing device solves the issues of short service life and air infiltration with ash leakage in the original fire door.

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Product Center

One-stop product portfolio meeting diverse enterprise sealing needs

HY-108U Series Mechanical Seal

Single-face, single-spring, clog-resistant

HY-M74N Series Mechanical Seals

Widely used in industrial sectors such as petroleum refining and chemical processing.

HY-MG1 Series Mechanical Seals

Widely used in clear water and wastewater containing particles.

HY-104 Series Mechanical Seals

Suitable for oils, water, brine, alkaline solutions, organic solvents, and more.

HY-FBD Series Mechanical Seal

Suitable for oil, water, and other weakly corrosive media

HY-BIA Series Mechanical Seal

Commonly used for weakly corrosive media such as oil and water.

HY-58U Series Mechanical Seal

Widely used in oil, water, organic solvents, and other weakly corrosive media.

HY-M7 N Series Mechanical Seal

Widely used in petrochemical pumps

HY-1527 Series Mechanical Seals

Suitable for water, oil, and other weak acid or alkaline media.

HY-M37G Series Mechanical Seals

For清水 pumps, sewage pumps, submersible pumps, and chemical pumps

HY-WB2 Series Mechanical Seals

This type of mechanical seal, featuring a PTFE bellows, is the most widely used in corrosion-resistant pumps.

HY-CRN Series Mechanical Seal

Modular design for easy installation, with enhanced adaptability and durability.

HY-BP Series Mechanical Seal for Booster Pumps

Feedwater pumps for thermal power plants

HY-CP Series Mechanical Seal for Condensate Pumps

Condensate pumps for thermal power plants

HY-RWB Series Thermal Network Circulating Pump Mechanical Seal

Heat network circulation pumps for thermal power plants

HY-TLD Series Mechanical Seal

This mechanical seal is primarily designed for flue gas desulfurization in coal-fired power plants. It is suitable for slurry circulation pumps, gypsum slurry pumps, limestone slurry pumps, and gypsum discharge pumps.

HY-TLJ Series Mechanical Seal

HY-LC Series Mechanical Seal

This seal is primarily used in flue gas desulfurization systems of coal-fired power plants, including slurry circulation pumps, gypsum slurry pumps, limestone slurry pumps, and gypsum discharge pumps.

HY-JBQ(EKT) Series Mechanical Seal

This seal is primarily used on side-mounted agitators in absorption towers of flue gas desulfurization systems at coal-fired power plants. It is also suitable for reactors in the chemical and papermaking industries.

HY-JBQ(SCB) Series Mechanical Seal

Cartridge, Single-End, Multi-Spring High-Performance Bearing Configuration

HY-HTM Series Mechanical Seal

HY5100 Graphite Molded Valve Cover and Seat Self-Sealing

HY5100 Graphite Molded Bonnet and Seat Self-Sealing

Manufactured from nuclear-grade antioxidant flexible graphite using a specialized process. This material offers excellent flexibility, self-lubrication, high springback, chemical stability, and resistance to high temperature and pressure.

HY7300 Asbestos-Free Gasket

Manufactured by molding and vulcanizing a blend of 100% asbestos-free fibers, synthetic fibers, rubber, and additives.

Sealing Components

A complete sealing assembly comprising annular products of varying sizes, made from carbon fiber and nuclear-grade antioxidant flexible graphite via specialized molding processes, combined with high-temperature composite gaskets and metal gaskets.

HY3300 PTFE Graphite Packing Ring

Manufactured via molding from PTFE-graphite composite fiber into ring-shaped products in various sizes.

HY2700 Aramid NFS Fiber Packing Rings

This product features wear resistance, flexibility, and excellent thermal expansion properties.

HY2600 Aramid F4 Graphite Fiber Packing Ring

This product features high strength, excellent thermal conductivity, and self-lubrication.

HY2300 Aramid Fiber Packing Rings

This product features high strength, excellent wear resistance, and self-lubrication.

HY2800 Aramid Carbon Fiber Packing Ring

This product features high strength, excellent thermal conductivity, and self-lubrication.

HY2500 Aramid PTFE Fiber Packing Rings

The four corners of the filler are reinforced with high-strength aramid fiber, offering excellent resistance to high pressure and corrosion.

HY9400 Filling Tool

Packing Removal and Installation Tool

Mechanical Seal Repair Kit

Hydraulic Sealing Components

Hydraulic Cylinder Repair Seal Kit

HY7250 Guide Strip

Pure PTFE or filled with inorganic additives such as fiberglass, graphite, copper powder, and molybdenum disulfide. Phenolic laminates and POM (polyoxymethylene) wear-resistant materials are also available.

HY8600 Plate Heat Exchanger Gasket

Manufactured by molding and vulcanizing specialty rubber materials such as Nitrile Rubber (NBR), EPDM, Fluororubber (FKM), and Hydrogenated Nitrile Butadiene Rubber (HNBR). For highly corrosive applications, PTFE-coated gaskets are available.

HY7600 Bearing Protector

Labyrinth seal: non-contact, zero friction, providing long-lasting bearing protection for rotating equipment.

HY7200O O-ring

A circular ring seal made of rubber material, formed by vulcanization in a mold.

HY7260Y O-ring

Y-shaped single-lip elastic seal

HY7240 PTFE-Encapsulated Spring-Loaded Seals

HY7240 PTFE-encapsulated seals

A V-spring continuously provides preload, automatically compensating for seal wear, shaft misalignment, and thermal expansion/contraction gaps. Features bidirectional high- and low-pressure sealing with static/dynamic adaptability, suitable for low-speed, high-speed, reciprocating, and rotary applications.

HY7230 Strip Seal

Consists of a PTFE sealing ring with a stepped profile and an elastomeric O-ring

HY7220 Glycol Ring

Consists of a rectangular cross-section slider made of high-wear PTFE or engineering plastic, combined with an elastomeric O-ring.

HY7520 Shaft Seal

Features a rigid skeleton for high coaxiality and stable clamping force. Equipped with an integrated constant-tension spring compensation mechanism, it offers wear resistance, anti-aging performance, and suitability for high-speed rotation and reciprocating motion. Provides dust and oil protection while preventing medium leakage.

HY5200 Graphite Spiral Wound Gasket

Features high-temperature resistance, high-pressure tolerance, corrosion resistance, and self-lubrication.

HY9300 Expanded PTFE Gasket

Exhibits excellent corrosion resistance, self-lubrication, flexibility, and high/low temperature stability.

HY9200 Expanded PTFE Gasket

Features ultra-high flexibility, excellent flange conformity, zero cold flow, and superior creep resistance.

HY9000 PTFE Gasket

Exhibits excellent high/low temperature resistance, self-lubrication, creep resistance, cold flow resistance, and near-total chemical compatibility.

HY7100 Graphite Composite Gasket

Easy to install and use with excellent sealing performance.

HY8100 Metal-Clad Gasket

Features superior high-temperature resistance, corrosion resistance, high compressive strength, excellent sealing performance, and long service life.

HY8201 Metal Octagonal Gasket

Solid metal ring gasket with an octagonal cross-section (approximately rectangular with chamfered edges), precision-machined from high-strength metal.

HY8202 Metal Oval Gasket

Solid metal ring gasket with an elliptical cross-section, designed to form a reliable line seal by tightly fitting against the trapezoidal groove face of the flange.

Woven graphite ring

Product Features: Flexible graphite fiber-based core with embedded or hooked stainless steel/ nickel wires, woven and then molded into a ring.

Flexible Graphite Ring

Product Features: Made from high-purity flexible graphite via molding or stamping, offering excellent resiliency, self-lubrication, high-temperature resistance, and chemical inertness. Binder-free, non-aging, with low thermal expansion coefficient for stable sealing performance under thermal cycling conditions.

HY4301NFS Flexible Elastomeric Packing

Product Features: Crafted from NFS fiber with high-elasticity special rubber cores, impregnated with PTFE and specialized lubricants, then woven. Delivers superior strength, elasticity, low energy consumption, and self-lubrication.

HY4300 Aramid Rubberized Gland Packing

Product Features: Woven with high-strength aramid fiber as the outer skeleton, filled with high-elasticity specialty rubber or synthetic elastomer, and impregnated with PTFE and lubricants. Combines the wear resistance and tensile strength of aramid with the high resilience and sealing compensation of the rubber core. Low coefficient of friction minimizes shaft wear, ensuring uniform preload after installation.

HY5700 External Metal Packing

Key Features: Core made of high-strength fiberglass braided with flexible graphite, encased in an outer stainless steel mesh for reinforcement. The metal mesh significantly enhances extrusion resistance, resilience, and pressure-bearing capacity, making it ideal for demanding conditions involving high pressure, high temperature, and particulate-laden media.

HY5000 Graphite Fiber Packing

Key Features: Crafted from flexible graphite yarn through a through-braiding process. Offers excellent self-lubrication and thermal conductivity, low friction coefficient, and protects the shaft.

HY1100 High-Temperature and High-Pressure Carbon Fiber Packing

Key Features: Excellent thermal conductivity, corrosion resistance, wear resistance, and chemical stability. High mechanical strength with low starting torque. Ideal material for dynamic and static seals.

HY2200 PTFE Graphite Packing

Product Features: Woven from a composite fiber of polytetrafluoroethylene (PTFE) and graphite. Effectively addresses the poor thermal conductivity and high coefficient of thermal expansion inherent in standard PTFE packing, thereby expanding its range of applications.

HY3200 PTFE Fiber Packing

Product Features: Made primarily from PTFE fiber, impregnated with a specialized lubricant, and woven for durability. Offers excellent corrosion resistance, abrasion resistance, and high mechanical strength, along with self-lubricating properties, low friction coefficient, and minimal torque.

HY4000NFS Fiber Packing

Product Features: Woven from PTFE, graphite, and specialty lubricants impregnated into NFS fiber. Offers excellent self-lubrication, flexibility, resilience, ease of installation, and superior performance in compensating for movement during operation.

HY2000 Aramid Fiber Gland Packing

Product Features: Constructed from high-strength, high-modulus aramid fibers impregnated with PTFE and specialty lubricants, then woven. Offers superior lubricity and wear resistance.

Coal Mill Tie Rod Sealing Device

Coal mill equipment widely used in metallurgy, power generation, coal chemical industry, and other sectors.

HY2100 Aramid PTFE Packing

Product Features: Constructed by weaving high-strength aramid fibers at the four corners and PTFE fibers in the center, then impregnated with PTFE and a special lubricant. Offers high pressure resistance and corrosion resistance.

Sealing device for the feed end of a ball mill

Seal for coal slurry leakage at the feed end of a rod/sag mill

HY2400 Aramid NFS Packing

Product Features: Constructed from high-strength aramid fibers at all four corners, compounded with NFS fibers, impregnated with PTFE and lubricants, then woven. Offers excellent wear resistance, flexibility, resilience, and self-lubricating properties.

Sootblower Wall Box Sealing Device

Help enterprises achieve precise energy consumption management, reduce heat loss, and lower fuel costs.

HY1200 Carbon Fiber and Aramid Packing

Product Features: Woven from high-strength aramid fibers at the four corners, composite with highly thermally conductive carbon fiber, and impregnated with PTFE and lubricants. Offers high strength, excellent thermal conductivity, and low friction coefficient.

HY1000 Carbon Fiber Packing

Key Features: Excellent thermal conductivity, corrosion resistance, wear resistance, and chemical stability, combined with high mechanical strength and low starting torque. Ideal for various dynamic and static seals.

Boiler door hinge sealing device

Suitable for shaft-end sealing of power plant hot primary air control valves, air preheater outlet valves, shut-off locking valves, and isolation valves.

HY8000 Metal Spiral Gasket

Key Features: High mechanical strength, easy to use, excellent compression recovery, ideal for applications with extreme temperature fluctuations.

HY1300 Carbon Fiber Graphite Molded Valve Stem Combination Seal

Product Features: Molded from carbon fiber and nuclear-grade anti-oxidation flexible graphite using a specialized process. Offers excellent thermal conductivity, corrosion resistance, wear resistance, and high-temperature tolerance.

HY9500 Injection Pump

This is a new type of manual oil pump featuring scientific performance, advanced design, lightweight operation, and reliable quality.

HY6000 Injected Filler

Ideal choice for online pump sealing solutions

DT Series Mechanical Seal

Double-end, non-cartridge, multi-spring, unbalanced, any rotation direction.

HY-JBQ (AEB) Agitator Mechanical Seal

Cartridge, single-face, multi-spring, high-performance bearing configuration

Diaphragm valve diaphragm

Designed for imported control valve actuators; widely used in chemical, petroleum, power generation, and water treatment industries for automatic regulation of flow, pressure, and liquid level.

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Modified PTFE Sheet

Comprehensive performance significantly improved after modification

Expanded PTFE Gasket Sheet

Refined from pure polytetrafluoroethylene (PTFE) raw materials

Rubber Sheet

High performance and stable materials

Asbestos-free gasket sheet

Common sealing products for oil-based media

Graphite Sprint Board

Wide range of applications with excellent sealing performance

PTFE Plate

Excellent corrosion resistance

High-pressure oil hose assembly

Stable quality and craftsmanship

Muzzle Extension Protection Pad

For blast furnace clay gun equipment in metallurgy and ironmaking

HY4000NFS Fiberglass Graphite-Coated Packing

HY4000NFS Fiber-Impregnated Graphite Packing

Product Features: Rope-style product made by braiding fibers impregnated with NFS, PTFE, graphite, and special lubricants.

HY3210 PTFE Fiber Packing Rings

Manufactured from PTFE fiber as the base material, impregnated with a specialized lubricant, and woven into ring-shaped sealing products.

HY-JDMF Carbon Ring Seal

Made of carbon-graphite or metal-impregnated resin graphite materials

Boiler sight port sealing device

Resolves the short lifespan of the original fire door and issues with air intake and ash leakage.

HY-318 Mechanical Seal

Suitable for various scenarios, including replacing packing with mechanical seals.

HY8300 Metal-Ceramic Coated Gasket

Offers excellent high-temperature resistance, high compressive strength, and corrosion resistance.

HY8400 High-Temperature Combination Gasket

Corrosion-resistant, high compressive strength, excellent sealing performance, and long service life.

HY2900NFS Fibrous Filler Rings

Ring-shaped product woven from NFS fiber impregnated with PTFE, graphite, and specialty lubricants.

HY1500 Carbon Fiber Filler Ring

Manufactured via compression molding into various ring sizes, this product uses carbon fiber as the primary material, impregnated with PTFE and specialized lubricants.

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News & Updates

Get the latest company news and industry updates

2026/3/11·215View count

Jiade Seals Unveils Next-Generation Digital Management Platform

A newly upgraded digital analytics platform that significantly boosts precision and efficiency

Jiade Wins the 2025 Technology Innovation Enterprise Award

2026/3/11·128View count

Jiade Seals Receives 2025 Technology Innovation Enterprise Award

The company's significant contributions to technological innovation have been recognized by the industry.

Jiade Forms Signs Strategic Partnership with Leading Manufacturing Enterprise

2026/3/11·96View count

Jiade Seals Establishes Strategic Partnership with Leading Manufacturing Enterprise

Drive the implementation of a one-stop sealing product solution together

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