Reaction vessel 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 Reaction vessel Manufacturers and Reaction vessel 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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​Jiangsu Haijian Co., Ltd
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News Updates

  • Admin 2026-06-18
    How Is Solid Waste Treated?
    How Solid Waste Is Treated: A Direct Overview Solid waste treatment refers to the processes used to manage, reduce, recycle, or safely dispose of solid materials discarded by households, industries, and institutions. The four core treatment methods are landfilling, incineration, composting, and rec...
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  • Admin 2026-06-11
    How is cement made?
    Cement is made by heating a precisely blended mixture of limestone, clay, and other minerals to around 1,450°C in a rotary kiln, producing a material called clinker, which is then ground with gypsum into the fine grey powder we know as cement. This is the core of the cement plant process — a sequen...
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  • Admin 2026-06-05
    Jiangsu Haijian Successfully Ships Air-Swept Coal Mill for Fujian Jinniu Cement Group’s 5000t/d Cement Production Line
    Recently, Jiangsu Haijian Co., Ltd. successfully completed the loading and shipment of a Φ4.0×(8.5+3)m Air-Swept Coal Mill for the 5000t/d cement production line project of Fujian Jinniu Cement Group. The smooth delivery of this key equipment marks another important milestone in the cooperation betw...
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Industry knowledge

Reaction vessels are pressurized equipment used to carry out physical or chemical reactions in a medium. They are widely used in industries such as chemical, pharmaceutical, petroleum, fertilizer, and metallurgy. Reactors promote chemical reactions by optimizing the reaction environment. Reactors typically consist of a stirring system, sealing devices, heating/cooling modules, and pressure and temperature sensors. Through the combined effects of structural design and parameter control, they confine chemical reactions within specific physical boundaries, achieving substance transformation. Jiangsu Haijian Co., Ltd. is a professional reactor manufacturer and company, providing specialized equipment for cement production, industrial solid waste incineration, and mining and metallurgical applications. The main functions of reaction vessels include:

Chemical reactions: Processes such as polymerization, catalysis, synthesis, and decomposition.
Physical reactions: Processes such as dissolution, crystallization, mixing, and heating/cooling.
Process control: Providing stable temperature, pressure, and stirring conditions to ensure efficient reaction progress.

Operating Principle:
Reaction vessels promote the desired reaction by controlling parameters such as temperature, pressure, and stirring speed. Common types include:
Stirred reactors: Mechanically agitate materials to uniformly mix, improving reaction efficiency.
High-pressure reactors: Conduct reactions such as hydrogenation and polymerization under high pressure.
Tubular reactors: Perform continuous flow reactions, suitable for large-scale production.
Fixed-bed/fluidized-bed reactors: Used for gas-solid catalytic reactions (such as petroleum cracking).

Product Advantages and Features:
High-pressure and corrosion-resistant: Made of stainless steel, titanium alloy, or glass-lined materials, they are suitable for harsh environments such as strong acids and bases.
Precise temperature and pressure control: Equipped with heating/cooling jackets, pressure sensors, and automated control systems.
Efficient stirring: Optimized stirring structures (such as paddle, anchor, and turbine) ensure reaction uniformity.
Safety and reliability: Complies with ASME, GB/T, and other standards, equipped with protective devices such as safety valves and bursting discs.

Maintenance Tips:
Regular Inspection: Check for internal wall corrosion, weld integrity, and sealing performance.
Cleaning and Maintenance: Thoroughly clean after reactions to prevent residue from affecting the next batch.
Instrument Maintenance: Calibrate temperature and pressure sensors to ensure data accuracy.
Safety Protection: Regularly replace wearing parts (such as seals) and test the opening and closing pressures of safety valves.