Wet-Method Steel Corrosion Fatigue Testing Platform – Gas-Solid Steel Slag Reactor

The wet-method steel corrosion fatigue testing platform is primarily used to study the carbonization and oxidation corrosion processes of steel slag. The system is equipped with a 310S reactor and an electrically heated furnace. The main components of the system include a feeding unit, a reaction unit, and a tail gas treatment unit. The reactor is designed for a maximum operating temperature of 600°C and a maximum operating pressure of 3 MPa. The system demands a high degree of automation, excellent data accuracy and reproducibility, as well as reliable safety and long-term stable operation.

Fixed-Bed Reactor for Condensation Reactions

The adiabatic fixed-bed experimental setup for the preparation of methyl methacrylate via the condensation of methyl propionate with formaldehyde consists of a feed unit, a reaction unit, and a separation unit. The entire system features an integrated frame design, with all major flow meters, instruments, and pipe valves constructed from high‑quality materials sourced both domestically and internationally. The reactor, pipelines, and valves are made of 316L stainless steel. The process control system employs Honeywell’s HC900 hybrid control system. Gas feed in the feed system is metered and controlled using mass flow meters, while liquid feed is precisely controlled through the coordinated operation of metering pumps and analytical balances.

Jacketed Reactor

The high- and low‑temperature oil bath reactor is constructed from Hastelloy alloy, with all parts in contact with the material inside the reactor also made of Hastelloy. The reactor features a quick‑opening design for even more convenient operation. It is equipped with a three‑way gas inlet system. The oil bath is used to precisely control the material temperature, employing a double‑tube jacketed inlet–outlet configuration, while mechanical stirring provides the mixing action. The operator interface is a color touch screen, featuring multi‑level menus and tiered management settings with multiple windows.

1L Parallel Reaction Polymerization Apparatus

The polyester polymerization reactor test setup manufactured by Shanghai Yanzheng Instruments supports key process stages such as esterification (ester exchange), polycondensation, and vacuum degassing. It is compatible with a variety of polyester systems including PET, PBT, and PLA, meeting end-to-end requirements from basic research to pilot-scale scale-up.

Adipic Acid Continuous Reaction System

The adipic acid continuous reaction unit is primarily used for research into the continuous production of adipic acid from cyclohexane under catalytic conditions. The customer plans to build a set of adipic acid continuous reaction equipment, mainly for evaluating and studying the process, exploring precise process parameters, and obtaining data on product distribution and product properties through sampling, analysis, evaluation, and data processing—providing foundational design data for both laboratory-scale and industrial-scale process development. YanZheng Instruments can customize complete reaction systems according to customers’ specific process requirements.

Fixed-Bed Catalyst Evaluation System

The YanZheng Instrument Fixed-Bed Catalyst Evaluation System is primarily used to evaluate and study process operations, explore optimal process parameters, and obtain data on product distribution and product properties through sampling, analysis, evaluation, and data processing—providing foundational design data for pilot-scale and industrial-scale process design. This system is suitable for continuous reaction experiments under high temperature and high pressure. It demands a high degree of automation, excellent data accuracy and reproducibility, as well as reliable safety and the ability to operate stably over long periods.

Complete Reactor Vessels

This equipment features a corrosion‑ and pressure‑resistant reactor body made of stainless steel/titanium, equipped with a dual‑mode mixing system featuring propeller‑type and turbine‑type agitators. Combined with intelligent temperature control via jacket and coil systems, it enables precise regulation of polymerization reaction temperatures. Multiple feed inlets support the precise proportioning of raw materials such as ethylene oxide and propane, while built‑in nitrogen purging and safety relief devices ensure oxidation protection and overpressure safeguarding. Specifically designed for the production of polyether polyols and other polymers, this equipment utilizes vacuum dehydration, staged feeding, and closed‑loop temperature control processes to achieve continuous, high‑efficiency synthesis. It is widely applicable across the daily chemical, pharmaceutical, and polymer materials industries, balancing capacity enhancement with intrinsic safety.

Complete Set of Experimental Equipment for Zirconium Reactors

This complete set of zirconium reactor experimental equipment features a compact design, KF quick‑turn fittings for one‑click opening and closing, ensuring convenient operation. The reactor is equipped with an internal condenser coil; it boasts an LCD true‑color full‑touch operating interface; magnetic coupling stirring requires no cooling water; the copper jacket surrounding the reactor body provides excellent heat distribution and rapid heat transfer; it supports both insulation timing and start‑up timing, offers dual timing modes, and is equipped with a remote control port as well as an RS485 communication port.

Explosion‑Proof Alkoxylation Complete Set of Equipment

The small-scale alkoxylation pilot plant is primarily used for researching reaction processes involving propylene oxide, ethylene oxide, and other compounds under catalytic conditions. The plant is designed for a maximum operating temperature of 240°C and a pressure range of -0.1 to 6 MPa. The unit is engineered and constructed in accordance with laboratory test equipment standards. Non-standard components are fabricated from corrosion‑resistant materials, and the plant is equipped with a PLC control system and multiple layers of critical safety protection systems to ensure operational safety. The entire plant is installed according to Exd IIBT4 certification requirements.

Polyester Reactor

Dual‑reactor configuration (0.5 L / 3 L) with a shared intelligent oil bath and vacuum system, featuring 316L stainless steel anchor agitators optimized for high‑viscosity materials. Temperature is precisely controlled via programmatic settings with an accuracy of ±0.5°C, while a two‑stage vacuum pump enables staged evacuation down to -0.1 to 2 MPa. The PLC touch screen provides real‑time monitoring of temperature–pressure curves. The system supports seamless switching between esterification and polycondensation processes, offers full data traceability, and specializes in the R&D of bio‑based and biodegradable polyesters, helping to achieve efficient polymer synthesis and process optimization.