Hanturbo Technology (Zhejiang) Co., Ltd. is one of the leading manufacturers and suppliers of co2 refining equipment in China. We specialize in providing high quality custom service with competitive price. If you're going to buy discount co2 refining equipment, welcome to get quotation from our factory.
Product Introduction
The CO2 refining equipment is a deep purification system designed specifically to enhance the purity of CO2. It employs multi-stage distillation and efficient adsorption coupling technology to purify industrial-grade CO2 to electronic grade, food grade, or high-purity grade standards. The equipment features high purification accuracy, controllable energy consumption, and easy operation, making it a key equipment for gas production enterprises to enhance product value-added and expand high-end markets.
Product Details
Product Specifications and Parameters
|
Items |
Technical Parameters |
|
Processing Material |
Industrial-grade CO₂ (Purity ≥ 99%) |
|
Product Purity |
99.99%~99.999% (adjustable) |
|
Impurity removal |
H₂O ≤ 3ppm, O₂ ≤ 5ppm, N₂ ≤ 10ppm, THC ≤ 1ppm |
|
Processing capacity |
50~3000 kg/h (based on liquid CO₂) |
|
Work pressure |
1.5~3.5 MPa (Distillation column operating pressure) |
|
Operating temperature |
-30℃ to +50℃ (-60℃ for cryogenic section) |
|
Control method |
PLC full automatic control, online purity monitoring |
|
Meets standards |
GB 1886.228, GB/T 23938 |
Answers to Customer Concerns
Q: What are the requirements for the source of raw materials?
A: Acceptable industrial-grade liquid CO₂, by-product CO₂ from synthetic ammonia, and crude CO₂ purified by fermentation gas extraction, etc., with key indicators of purity ≥ 99%, free from sulfur compounds and other difficult-to-remove impurities such as ammonia. The specific suitability needs to be confirmed through technical assessment.
Q: Is it convenient to switch between different purity grades?
A: By adjusting the reflux ratio, tower pressure, and adsorption cycle, purity adjustment within the range of 99.99%~99.999% can be achieved, with a switching time of about 2~4 hours and no need to replace any hardware.
Q: Is equipment maintenance complex?
A: Annual maintenance mainly includes adsorbent inspection, instrument calibration, and seal replacement; the core distillation tower is a static device and requires almost no maintenance; remote diagnostic services are provided, with 80% of software issues solvable online.

Application Fields
This device is suitable for the following high-end CO₂ application scenarios:
Food and Beverage: Carbonated beverage inflation, beer brewing, food cold chain dry ice, tobacco puffing, meeting food safety and taste requirements.
Electronics Semiconductor: Wafer cleaning, photoresist development, chamber cleaning, carrier gas transportation.
Photovoltaic Industry: Silicon wafer cleaning, battery sheet texturing, diffusion process, controlling metal ion and particulate matter pollution.
Pharmaceuticals and Chemicals: Supercritical fluid extraction, drug synthesis protective gas, laboratory high purity gas source.
Welding Cutting: MAG/MIG welding protective gas, laser cutting auxiliary gas, to improve weld quality and cutting accuracy.
Fire Extinguishing: High-pressure CO₂ fire extinguishing system filling, ensuring fire extinguishing efficiency and system reliability.
Scientific Research: Laboratory standard gas preparation, isotope analysis, precision instrument carrier gas.
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