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Precision Rolls Forged for Endurance.

From mirror-finish chrome rolls to heavy-duty drying cylinders, we deliver relentless endurance for your demanding workflows.

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Precision Engineered, Perfectly Finished.

High-precision rollers engineered to eliminate downtime and boost your production line's output.

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Industrial Rollers
Reducer Motors

Industrial Rollers Mirror-Like Polished Precision Calendering Roller
Industrial Rollers Hard Chrome Plated Roller
Industrial Rollers Metering Roller for Coating
Industrial Rollers High-Precision Industrial Embossing Roller
Industrial Rollers Matte Finish Press Roller
Industrial Rollers Metal Anilox Roller for Printing
Industrial Rollers Metal Engraved Mesh Roller for Coating
Industrial Rollers Industrial Stretching Roller for Plastic and Metal Foil Processing
Industrial Rollers Press Roller for Paper & Packaging
Industrial Rollers Casting Roller for BOPP & Optical Film Production
Industrial Rollers Conveyor Guide Roller
Industrial Rollers High-Precision V/U Grooved Roller for Slitting and Die-Cutting Machines

Reducer Motors Motoli Low-Backlash Precision Planetary Gear Reducer
Reducer Motors ZLYJ High-Strength Single Screw Plastic Extruder Special Reducer
Reducer Motors Compact Precision Planetary Reducer for Servo Motor
Reducer Motors HB Series High-Torque Parallel Shaft Gearbox
Reducer Motors GS Series Helical Gear Worm Reducer Motor
Reducer Motors GK Series Helical Spiral Bevel Gear Reducer Motor
Reducer Motors GF Series Parallel Shaft Helical Gear Reducer Motor
Reducer Motors GR Series Helical Gear Reduction Motor

Our Commitment to Detail
Precision in Every Surface

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Reliable Material

By balancing optimal strength with good durability, we extend roller service life and significantly reduce maintenance downtime.
You Have Our Commitment
Details In Our Roller

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Surface Finish

Precisely control the Ra value according to specific scenarios to minimise material scratching and adhesion, ensuring product precision while balancing functionality and cost.
You Have Our Commitment
Details In Our Roller

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Coating Process

Precise pre-treatment and strict parameter control significantly enhance wear resistance. Moreover, our specialized coatings optimize your production efficiency.

Reliable Material

Balancing strength and machinability to extend the service life of rollers and reduce downtime for maintenance.
Surface Finish

By precisely controlling the Ra value for specific applications, we reduce scratching and adhesion. This ensures flawless product precision without compromising cost-effectiveness.
Coating Process

Through precise pre-treatment and parameter control, the wear resistance of roll components is enhanced, while optimising production efficiency via coating characteristics.

CHANGZHOU JINAO CHANGZHOU JINAO CHANGZHOU JINAO

Changzhou Jinao Roller Machinery Co., Ltd.

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Year’s of Experience

Who We Are

Advanced Roller Manufacturer

Changzhou Jinao Roller Machinery Co., Ltd.,

established in 2005 (formerly known as Changzhou Xidan Machinery Parts Factory), is a specialist roll manufacturing enterprise serving industries including lithium battery separators, packaging printing, and coating. The company integrates research, development, manufacturing, refurbishment, and application services.

The company specialises in supplying a comprehensive range of high-precision roller products for domestic and international industries including lithium battery separator production lines, paper packaging printing, flexographic printing, precision coating, storage batteries, and leather processing. Our portfolio encompasses precision-finished mirror-finish rollers, ceramic rollers, high-accuracy adhesive application/coating rollers, and specialised filter paper corrugating rollers.

More About Us

Lithium Battery Separator Production

Jinao high-precision mirror rolls and ceramic rolls are purpose-built for coating and drying processes in lithium-ion battery separator production, widely used in ceramic coating, PVDF coating, and other critical steps. Our mirror rolls deliver exceptional s...
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Packaging Printing

In the packaging and flexographic printing industries, there are extremely high demands for color fidelity, registration accuracy, and the surface texture of printed materials. Our mirror-finished calendering rollers are key to enhancing the visual appeal and ...
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Coating Industry

In the precision coating industry, applications span high-value-added products such as optical films, protective films, adhesive tapes, and functional release materials. This field demands absolute perfection in coating uniformity, thickness control (down to t...
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Specialty Materials

In the manufacturing of specialty filter paper and corrugated board, filtration efficiency, air permeability, strength, and stiffness are core performance indicators. On filter paper production lines, large mirror-finish calender rollers subject the wet paper ...
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Lithium Battery Separator Production
Packaging Printing
Coating Industry
Specialty Materials

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01 / Electroplating Process

Electroplating Process

Precision electroplating delivers superior hardness, alongside enhanced wear and corrosion resistanc...
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02 / CNC Precision Grooving

CNC Precision Grooving

CNC precision machining creates uniform micro-grooves essential for precise coating and film forming...
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03 / Precision Coating

Precision Coating

Ceramic & Teflon spraying provide non-stick, heat-resistant surfaces for demanding operations.

2026-07-30 Company News
Featured at the 9th New Energy Battery Membrane Materials Technology and Market Forum 2026
Changzhou Jinao Roller Machinery will participate in the 9th New Energy Battery Membrane Materials Technology and Market Forum 2026 and the Technical Exchange Conference on Lithium-Ion Battery Separat...
2026-06-26 Company News
Brief on Industry Positioning & Core Value
Different from single production-oriented enterprises, Changzhou Jinao Roller Machinery offers one-stop comprehensive service capabilities that break away from the single supply model of traditional ...
2026-06-26 Company News
Brief on Full-chain Service Advantages
Different from single production-oriented enterprises, Changzhou Jinao Roller Machinery has one-stop comprehensive service capabilities and breaks the single supply mode of traditional roller enterpr...
2026-06-26 Company News
Brief on Core Product System
The company has a complete high-precision roller product system, with four core products to fully meet the production needs of various industries. The main products include high-precision and stable ...
2026-06-26 Company News
Brief on Core Business Fields
Changzhou Jinao Roller Machinery focuses on supporting services for high-end industrial rollers. Its core service scenarios cover mainstream industries including lithium battery separator production ...