14 Idler Manufacturers in 2024
This section provides an overview for idlers as well as their applications and principles. Also, please take a look at the list of 14 idler manufacturers and their company rankings. Here are the top-ranked idler companies as of November, 2024: 1.Gravity Conveyor Rollers, 2.IDC Select, 3.Douglas Manufacturing Co., Inc..
Table of Contents
What Is an Idler?
An idler is a cylindrical component that supports and guides chains or belts in power transmission systems. It plays a crucial role in guiding the belt or chain, absorbing elongation, and maintaining tension. Idlers feature bearings for rotation and are designed with various outer shapes to match different types of belts and chains, such as sprocket gears for chains and V-groove pulleys for V-belts.
Materials for idlers include resin, steel, and stainless steel, with placement either on the tooth side (inner side) or the back side (outer side) of the belt.
Uses of Idlers
Idlers are vital for maintaining the continuous operation of chain or belt drives, adjusting the path of the drive, and keeping tension. They are instrumental in preventing slippage, increasing drive force, and ensuring smooth transitions between conveyors. Idlers find extensive use in industrial machinery, automotive drive units, and agricultural machinery.
Principle of Idlers
The principle of idlers revolves around tension maintenance, path adjustment, drive force enhancement, and layout compactness. Tension can be adjusted manually or maintained automatically through spring force or hydraulic pressure. Proper tensioning involves calculating the belt span, using manufacturer data for deflection, and adjusting for correct deflection at the span's center.
Structure of Idlers
Idlers contain rolling bearings for free rotation and are shaped to match the belt type. Depending on their position relative to the belt or chain, they can either be a flat roller type or a sprocket type.
How to Choose an Idler
The selection of idlers is based on the tension adjustment needs of the power transmission system. Idlers with tension adjustment capabilities require external movement mechanisms, while those without are fixed in place. The choice of bearings, bearing seals, and grease is influenced by the operating environment, with double-sealed bearings being ideal for dusty conditions.
List of 14 Idler Manufacturers
*Including some distributors, etc.
Sort by Features
- Default
- Company Size: largest first
- Year Founded: oldest first
- Year Founded: earliest first
Sort by Area
- United States of America
- China
- India
- Japan
- South Africa
Highly accurate design improves stability of rotation during conveyor operation and increases operating time. The need for fewer breakdowns and replacements increases operating rates and maintains productivity.
・The durability and low-maintenance designs of JRC rollers enable long-term cost-cutting.
It is economical to reduce operating costs by reducing the frequency of maintenance and replacement.
Efficient reduction of rotation resistance reduces energy consumption and saves electricity bills.
・JRC rollers are energy-efficient and contribute to reducing CO2 emissions.
Durable design means environmentally friendly product life with less frequent replacement and disposal.
We will promote the use of sustainable resources by using all-steel materials and making them easy to recycle.
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JRC Co., Ltd.
Idlers
Manufacturer Overview
Established in 1961, JRC Co., Ltd. is based in Osaka, Japan. The company designs, manufactures, and sells belt conveyor components such as rollers, pulleys, and stands for outdoor bulk handling. JRC serves key infrastructure sectors including power plants, steel mills, mining, cement factories, recycling plants, and wastewater treatment facilities, as well as civil engineering projects like tunnel, landfill, and dam construction. With fully automated production facilities, JRC ensures consistent quality, short lead times, and competitive pricing, holding a top market share (52%) in Japan. The company has 8 sales offices, 4 factories, and 2 logistics centers nationwide, providing tailored and rapid services to meet customer needs.
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ASGCO
Idlers
Manufacturer Overview
ASGCO, founded in Nazareth, PA, in 1971 is a manufacturer of proprietary bulk conveyor components and accessories that enhance material flow performance. The company's product portfolio includes Manufacture & service of bulk material handling conveyor equipment, Conveyor Belt Cleaners, and Conveyor Belt Idlers. The company serves markets including Medical and Healthcare, Aerospace and Defense, Consumer Goods, Industrial Manufacturing and Construction and Building. They also provide services including product selection, installation, preventative maintenance, troubleshooting, and repair.
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Douglas Manufacturing Co., Inc.
Idlers
Manufacturer Overview
Douglas Manufacturing, founded in 1978 with headquarters in the USA, is a manufacturer of numerous bulk material handling components and conveyor systems. The company's products include spiral clean pulleys, wing pulleys, pulley lagging equipment, electromagnetic separators, and other conveyor components used in the agriculture, mining, construction, and oil and gas industries. The company also offers custom-engineered conveyor assemblies to meet client-specific requirements. Douglas Manufacturing was acquired by Rulmeca Holding Spa in 2023.
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PRECISION PULLEY AND IDLER
Idlers
Distributor Overview
Precision Pulley & Idler (PPI), established in 1977, is a supplier of engineered conveyor components and solutions, based in the United States. The company is catering to a diverse group of industries including aggregate, mining, forestry, unit handling and food processing. It has developed a unique Finite Element Analysis program (PFEA) that has brought a new understanding to the dynamics of a conveyor pulley system. It operates 27 facilities in 16 different locations including manufacturing, warehousing, service centers and a training center in the United States. Its global facilities are located in Chile, Mexico, Peru and Canada.
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Katayama Chain, Co., Ltd.
Idler Sprockets
Manufacturer Overview
Katayama Chain, Co., Ltd., established in 1958 and located in Higashi-Osaka-shi, Osaka, is a manufacturer of power transmission equipment and transport equipment. Their comprehensive product range includes chains, gears, shaft couplings, and roller conveyors. These products are engineered to deliver efficient power transmission in various industries, such as automotive, industrial machinery, agriculture, and construction. Katayama Chain, Co., Ltd. adheres to stringent control measures, ensuring that their power transmission solutions meet or exceed industry standards that are reflected in their certifications, such as ISO 9001.
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Gravity Conveyor Rollers
Conveyor Idler
Manufacturer Overview
Global Conveyor Supply Co., Ltd. (GCS), established in 1995 and headquartered in Guangdong Province, China, is a manufacturer of bulk material conveying equipment and complete solutions. The company's product line includes conveyor rollers and automated conveyor belt application solutions. Its products are used for heavy industry production of products that include steel and construction components. It also offers custom conveyor rollers and exports to countries and regions that include Southeast Asia, the Middle East, and Australia.
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Kali
Idlers
Manufacturer Overview
Kali BMH Systems Pvt. Ltd., founded in 1976 and incorporated as Kali MHS in 2007, and headquartered in Tamil Nadu, India, is a developer and manufacturer of bulk material handling equipment. The company's product line includes a wide range of idlers, frames, and specialized equipment to suit various requirements for thermal power plants, mines, and ore handling systems, among other large-scale industrial operations. It's clients include Dhamra Port Company Limited, FL Smidth Minerals, and Thyssen Krupp.
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Ritika Engineering Pvt. Ltd.
Conveyor Idlers
Manufacturer Overview
Ritika Engineering Pvt. Ltd., established in 1999 and headquartered in Bhubaneswar, India, is a specialized manufacturer of industrial material handling products. The company's products include foundation bolts, carrying idlers, and conveyor brackets. These products are used for steel and other metal production as well as the manufacture of heavy industrial machinery and large construction components. It also offers custom-designed and engineered-fabricated products to its clients, which cover a range of heavy industrial manufacturers.
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Shanxi BuMtresD Mechanical Equipment Co., Ltd.
Idlers
Manufacturer Overview
Shanxi BuMtresD Mechanical Equipment Co., Ltd., a subsidiary of BuMtresD Inc. of the USA, is a manufacturer of bulk handling equipment based in Shanxi, China. The company's products include conveyor belts, conveyor rollers, pulleys, and a range of other conveyor equipment. These products are widely used in thermal power plants, steel mills, and coal mines. Its clients include Huaneng Power International, Inc., China Datang Corporation, and China Shenhua Energy Company Limited, among many others.
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Tru-Trac
Conveyor Idlers
Manufacturer Overview
Tru-Trac is a conveyor tracker manufacturer established in 1995 in Centurion, South Africa. The company's product catalogue includes belt trackers and scrapers, fasteners, conveyor idlers and frames and multiple other items. It also offers services in field maintenance and conveyor training and surveys. Its long lasting expertise shows the firm's products have been successful all over the world in various fields, for instance: mining, cement, power generation, marine infrastructures, foundries and even the food industry.
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Hebei Joyroll Conveyor Machinery Co., Ltd.
Conveyor Idler
Manufacturer Overview
Hebei Joyroll Conveyor Machinery Co., Ltd., based in Handan City, Hebei Province, China, and established in 2008, is a manufacturer specializing in belt conveyors and related parts. The company delivers idler rollers, including automatic conveyor idler roller production and electrostatic powder coating. These rollers offer advantages such as low runout, reduced revolving resistance, dust and water resistance, low noise, efficient operation, energy savings, and a long service life. The company serves a wide range of industries, including coal, mining, ports, construction, steel mills, and electric power plants.
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Elecon Engineering Co. Ltd.
Idlers
Manufacturer Overview
Elecon Engineering Co. Ltd., founded in 1979 and headquartered in Gujarat, India, is a manufacturer and supplier of industrial gear boxes. The company's products include power transmissions and material handling equipment suitable for mining, agriculture, and ship loading and unloading at ports. It also provides reconditioned gearboxes and custom gearboxes with ongoing support, maintenance, and repairs. Apart from power transmissions and material handling equipment, it also has a foundry department that produces steel and alloy materials on demand and serves industries that include cement, power transmission, and plastics.
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Shanghai Kuqiao Equipment Co., Ltd.
Conveyor Idler
Distributor Overview
Shanghai Kuqiao Equipment Co., Ltd. in Pudong, Shanghai, China, has been a supplier of mobile bulk material conveying systems and material handling solutions, since 2008. The company supplies material handling equipment such as radial telescopic stackers, tracked mobile conveyors, mobile ship loaders, mobile hopper feeders, and universal belt conveyors for applications such as bulk material transferring, stockyard reclaiming, port stacking, and vessel loading in the mining, transportation, hydraulic, port, and chemical industries.
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Idler Manufacturer Ranking
*Including some distributors, etc.Ranking as of November 2024
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Gravity Conveyor Rollers |
14.2%
|
| 2 | IDC Select |
12.8%
|
| 3 | Douglas Manufacturing Co., Inc. |
10.0%
|
| 4 | ASGCO |
8.7%
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| 5 | Kali |
8.2%
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| 6 | Ritika Engineering Pvt. Ltd. |
7.3%
|
| 7 | Katayama Chain, Co., Ltd. |
6.8%
|
| 8 | Elecon Engineering Co. Ltd. |
5.9%
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| 9 | Shanghai Kuqiao Equipment Co., Ltd. |
5.0%
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| 10 | Tru-Trac |
5.0%
|
Derivation Method
The ranking is calculated based on the click share within the idler page as of November 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
- Gravity Conveyor Rollers: 120
- Ritika Engineering Pvt. Ltd.: 20
Newly Established Company
- Hebei Joyroll Conveyor Machinery Co., Ltd.: 2008 (16 years ago)
- Ritika Engineering Pvt. Ltd.: 1999 (25 years ago)
- Gravity Conveyor Rollers: 1995 (29 years ago)
Company with a History
- Elecon Engineering Co. Ltd.: 1951 (73 years ago)
- ASGCO: 1971 (53 years ago)
- PRECISION PULLEY AND IDLER: 1977 (47 years ago)
Idler Manufacturers in United States
*Including some distributors, etc.
Global Distribution of Idler Manufacturers by Country
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
United States of America
|
4 | 30.8% |
China
|
4 | 30.8% |
India
|
3 | 23.1% |
Japan
|
1 | 7.7% |
South Africa
|
1 | 7.7% |
List of Idler Products
11 products are listed.
Union Maeda Co., Ltd.
Standard T1.6 steel plate v Pulley
20+ people viewing
Last viewed: 5 hours ago
It is a steel sheet V pulley from φ70 to φ254.
Mitsukai Seisakusho Co., Ltd.
Vacuum pump compressor parts pulley coupling
30+ people viewing
Last viewed: 3 hours ago
Pulley coupling for vacuum pump compressor. * There are other model numbers.
