Special Rollers

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Related Conveyor Products

Polymer roller / Nonmetal Low-Noise Idlers

Polymer roller / Nonmetal Low-Noise Idlers

KDHI's nonmetal low-noise idlers use modified ultra-high-molecular-weight polyethylene shells, low-noise deep-groove ball bearings and V-type contact sealing. The design addresses running noise, corrosion, material adhesion and roller weight.
Impact Idler Assemblies

Impact Idler Assemblies

Impact idler assemblies support conveyor belts at loading points, using resilient roller surfaces to accommodate material impact.
Long-Distance Belt Conveyors

Long-Distance Belt Conveyors

KDHI designs long-distance belt conveyor systems for bulk material routes linking mines, processing facilities and terminals.
Tubular Conveyor / Pipe Conveyor

Tubular Conveyor / Pipe Conveyor

KDHI pipe conveyors provide enclosed bulk material transport for ports, power plants, metallurgy, cement and mining applications.
Conveyor Control and Protection Systems

Conveyor Control and Protection Systems

KDHI supplies centralized electrical control and protection systems for monitoring and operating belt conveyor lines from a control room.
Jupiter-1S Inspection Robot

Jupiter-1S Inspection Robot

The Jupiter-1S robot monitors conveyor rollers and belt condition, supporting inspection records and maintenance planning.

Conveyor Knowledge

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Brazil Vale S11D Carajos LDBC Project manufacturing launching ceremony

Manufacturing Launching Ceremony of Brazil Vale S11D Carajos LDBC Project

Nov 10, 2026

Manufacturing Launching Ceremony of Brazil Vale S11D Carajos LDBC Project
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KDHI and Vale representatives at the project cooperation signing ceremony

KDHI Company News and Updates

Nov 10, 2026

KDHI project delivery, Vale cooperation signing ceremonies and support for Shanghai Junhao Hope Primary School.
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Robotic pulley welding

Quality Checks in Conveyor Manufacturing

Apr 22, 2026

KDHI manufacturing quality control follows materials through fabrication, inspection, pre-assembly and preparation for shipment.
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Engineering & Support

Surveyor using a tripod-mounted instrument at a construction site
Conveyor engineer reviewing drawings on two monitors
Installation crew working beside a conveyor truss

Professional technical team conducts on-site survey

When you have transportation needs, you can contact us in advance. We will dispatch a professional team of engineers to your project site for on-site inspection and measurement, and communicate your specific needs.
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Suitable technical proposal support for you, Civil engineering load data support

KDHI has never stopped researching and innovating bulk material conveying technology! KDHI has a comprehensive technical management system and a very professional design team, including multiple technical specialties. With many years of experience in bulk material handling, KDHI uses international belt conveyor calculation and dynamic analysis tools to design to applicable CEMA, ISO, DIN and JIS standards.
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Site installation guidance, After sales team that responds within 72 hours

KDHI has engineers with extensive overseas project experience. Whether it is installation guidance, commissioning or after-sales service, KDHI's overseas technical team provides owners with technical support.
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Conveyor transfer station

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