• Changzhou Jinao Roller Machinery Co., Ltd.
    Our Commitment to Detail
    Precision in Every Surface
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    Changzhou Jinao Roller Machinery Co., Ltd. Changzhou Jinao Roller Machinery Co., Ltd.
    Changzhou Jinao Roller Machinery Co., Ltd.
    Reliable Material
    By balancing optimal strength with good durability, we extend roller service life and significantly reduce maintenance downtime.
  • Changzhou Jinao Roller Machinery Co., Ltd.
    You Have Our Commitment
    Details In Our Roller
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    Changzhou Jinao Roller Machinery Co., Ltd. Changzhou Jinao Roller Machinery Co., Ltd.
    Changzhou Jinao Roller Machinery Co., Ltd.
    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.
  • Changzhou Jinao Roller Machinery Co., Ltd.
    You Have Our Commitment
    Details In Our Roller
    View More
    Changzhou Jinao Roller Machinery Co., Ltd. Changzhou Jinao Roller Machinery Co., Ltd.
    Changzhou Jinao Roller Machinery Co., Ltd.
    Coating Process
    Precise pre-treatment and strict parameter control significantly enhance wear resistance. Moreover, our specialized coatings optimize your production efficiency.
You Have Our Commitment
Details In Our Roller
View More
  • Changzhou Jinao Roller Machinery Co., Ltd. Changzhou Jinao Roller Machinery Co., Ltd.
    Changzhou Jinao Roller Machinery Co., Ltd.
    Reliable Material
    Balancing strength and machinability to extend the service life of rollers and reduce downtime for maintenance.
  • Changzhou Jinao Roller Machinery Co., Ltd. Changzhou Jinao Roller Machinery Co., Ltd.
    Changzhou Jinao Roller Machinery Co., Ltd.
    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.
  • Changzhou Jinao Roller Machinery Co., Ltd. Changzhou Jinao Roller Machinery Co., Ltd.
    Changzhou Jinao Roller Machinery Co., Ltd.
    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.

Industrial Roll Manufacturers and Suppliers in China

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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
Industries We Serve
Powering Diverse Industries with Precision
  • 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

    Lithium Battery Separator Production

  • Packaging Printing

    Packaging Printing

  • Coating Industry

    Coating Industry

  • Specialty Materials

    Specialty Materials

Forged in Excellence
Our Meticulous Manufacturing Process
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  • Electroplating Process 01
    01 / Electroplating Process
    Electroplating Process
    Precision electroplating delivers superior hardness, alongside enhanced wear and corrosion resistanc...
  • CNC Precision Grooving 02
    02 / CNC Precision Grooving
    CNC Precision Grooving
    CNC precision machining creates uniform micro-grooves essential for precise coating and film forming...
  • Precision Coating 03
    03 / Precision Coating
    Precision Coating
    Ceramic & Teflon spraying provide non-stick, heat-resistant surfaces for demanding operations.
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