E

Engineered Products

Transforming material potential into deliverable, reusable engineered products. High performance goes beyond the lab — into every piece of equipment and every production line.

Four Engineered Product Groups

From sealing to filtration, from composite components to custom specialties — our engineered products turn materials science into deployable industrial solutions.

AIINDUSTRY®
E1

High-Temperature Sealing Products

Integrated R&D, manufacturing, and service provider for sealing solutions. Built on 20+ proprietary formulations, covering 10 product lines — O-rings, oil seals, cassette seals, hydraulic & pneumatic, FFKM, PTFE, and more — for automotive powertrains, aircraft engines, and industrial equipment.

10Product Lines
20+Formulations
6Industries
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Yiran®
E2

Air Filtration Products

Industrial and commercial air filtration solutions provider. Covering 13 product lines and 14 brand series — from pre-filtration to ULPA ultra-high efficiency, from particulate to molecular purification. Serving semiconductor cleanrooms, pharmaceutical facilities, commercial buildings, and industrial dust collection.

13Product Lines
14Brand Series
7Applications
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Composites
E3

Composite High-Temperature System Components

Mullite fiber-reinforced composite components integrating thermal insulation, structural support, and functional layers. Deployed in industrial furnace linings, heat treatment equipment, and aerospace thermal protection — maintaining structural integrity at 800–1700°C.

800–1700°CTemperature Range
MulliteCore Material
CustomPer Equipment
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Specialty
E4

Specialty-Condition Engineered Products

Purpose-built for ultra-high temperature, high pressure, strong corrosion, and high radiation environments. From material selection and structural design to prototyping and batch delivery — we provide custom-engineered solutions for the most demanding industrial conditions.

On-DemandTemp/Pressure
Multi-MaterialComposite Systems
SpecialDevelopment
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Typical Performance Indicators

Product Series Typical Temp. Range Typical Media Primary Materials Typical Forms Delivery Model
E1 High-Temp Sealing -60 ~ 320°C (customizable higher) Oil, gas, chemicals, steam Modified PTFE, FFKM, metal O-rings, gaskets, sealing rings Custom by application
E2 Air Filtration -20 ~ 350°C Air, process gas, particulates Glass fiber, synthetic, activated carbon Media rolls, bags, cartridges, HEPA Designed by application
E3 Composite Components 800 ~ 1700°C Hot gas, thermal radiation Mullite fiber-based composites Insulation modules, structural parts Custom by equipment
E4 Specialty-Condition Products Custom by requirement Ultra-high temp, high pressure, corrosion Multiple high-performance materials Custom structural parts, systems Special development

Bringing high performance from the lab to the industrial floor.

Typical Application Areas

Automotive Powertrain

Sealing and thermal insulation for engines, transmissions, and exhaust systems, meeting high-temperature, high-pressure, and long-life requirements.

Aerospace

Thermal protection systems, engine seals, and high-temperature filtration components for extreme thermal environments.

Petrochemical

High-temperature/high-pressure sealing, corrosive media filtration, and specialty-condition components for long-term stable operation.

Industrial Furnaces & Metallurgy

Furnace insulation linings, high-temperature flue gas filtration, and composite structural parts to improve thermal efficiency and service life.