Roller Press Manufacturers

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​Jiangsu Haijian Co., Ltd
Jiangsu Haijian Co., Ltd was established in 1970 and was restructured into a provincial privately-owned joint-stock company in 2003. The company currently employs over 300 people, with engineering and technical personnel accounting for 25% of the total workforce. It covers an area of 100,000㎡ and has a building area of 55,000㎡. We currently possess vertical lathes ranging from Φ2.5-10m in diameter; gear hobbing machines with Φ2-8m capacity; floor-type lathes with Φ5×16m and Φ7×20m capacities; overhead cranes ranging from 10-150t; plate rolling machines from 30-120; gas annealing furnaces measuring 6.5×6.5×18m; and automatic drying and spraying booths, with a total of 500 units/sets of various equipment.
Jiangsu Haijian Co., Ltd is a professional China Cement Roller Press Manufacturers and Cement Roller Press Company. We provide professional cement production equipment, industrial solid waste incineration equipment, and professional equipment for mining and metallurgical applications.We are a major manufacturing enterprise, a key backbone enterprise, and a primary export base for cement, power, environmental protection, and metallurgical and mining equipment in China. The company has the legal rights to independently manage the import and export of its products and is legally authorized to undertake general contracting for foreign projects.
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  • Admin 2025-10-31
    How to Clean an Active Lime Production Line?
    Cleaning an active lime production line is a crucial regular maintenance task. It aims to remove accumulated material, rings, and nodules throughout the production line to ensure proper equipment operation, product quality, and production efficiency. Cleaning must adhere to the principles of "safety...
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  • Admin 2025-10-24
    Does a Lime Rotary Kiln Need Cleaning?
    1. Why is it necessary to clean a lime rotary kiln? Ensuring product quality and output:Rings: This is the most common problem requiring cleaning. When the material in the kiln melts at excessively high temperatures, it adheres to the refractory bricks, forming rings of hard scale. Rings significant...
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  • Admin 2025-10-17
    What to Consider When Using a Lime Rotary Kiln?
    1. Production process and key points of operation (1). Raw material (limestone) control Particle size and gradation: Strictly control the particle size range of limestone entering the kiln (such as 40-80mm). If the particle size is too large, it is difficult to burn through, and a "green core" will...
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Industry knowledge

Roller presses are essential industrial equipment, widely used in metallurgy, building materials, mining, and other fields. They are primarily used for plastic processing of metal and non-metallic materials. Their core function is to transform the material's shape and properties through intense pressure, adapting them to the needs of subsequent processing or direct use. Whether rolling steel plates, forming metal bars, or processing ceramics and composite materials, roller presses efficiently complete processing tasks, improving production efficiency and product quality.

Jiangsu Haijian Co., Ltd. is a professional cement roller press manufacturer and company. We are a major manufacturer, key backbone enterprise, and a major export base for cement, power, environmental protection, and metallurgical mining equipment in China. The operating principle of a roller press is based on the combination of roller rotation and pressure. The equipment typically consists of one or more pairs of parallel rollers. As the material passes between the rollers, it is subjected to compression and friction, resulting in plastic deformation. The roller gap, speed, and pressure applied can be precisely adjusted to suit the material's properties and processing requirements. For example, during the metal rolling process, hot billets undergo multiple roll passes, gradually thinning and elongating them to form the desired sheet or strip. The roller press's control system ensures stability and consistency during the process, thereby guaranteeing product dimensional accuracy and surface quality.

Regarding ongoing maintenance, the stable operation of a roller press relies on regular maintenance and inspection. Because the equipment operates under high pressure and load, key components such as rollers, bearings, and drive systems are susceptible to wear and fatigue, requiring regular lubrication, cleaning, and replacement of wearing parts. Furthermore, the stability of the hydraulic and electrical control systems requires special attention to prevent equipment downtime due to oil contamination or circuit failures. Furthermore, proper operator use and routine inspections are crucial. A sound maintenance strategy not only extends the service life of the roller press but also reduces unexpected failures, ensuring continuous and efficient operation of the production line.