Overview
Used fermentation equipment refers to pre-owned vessels and systems designed for controlled microbial or enzymatic processes. These are widely adopted by breweries, biotech firms, and food manufacturers seeking cost-efficient alternatives to new machinery. The market includes stainless steel fermenters, bioreactors, and ancillary components like heat exchangers. Second-hand units typically offer 30–60% cost savings over new equipment, though buyers must assess wear, sanitation history, and regulatory compliance. Common sources include brewery closures, pharmaceutical facility upgrades, or surplus auctions.
Structure and Working Principle
A standard used fermenter consists of a cylindrical vessel with conical/flat bottoms, agitators, and ports for sensors/venting. Stainless steel models dominate for durability, while glass-lined variants resist acidic media. Automated systems integrate PLCs for pH, dissolved oxygen, and temperature regulation. During operation, microorganisms metabolize substrates (e.g., sugars) under controlled conditions. Older equipment may lack modern automation but can often be retrofitted with new controls. Critical inspection points include gasket conditions, weld integrity, and insulation quality.
Key Features
1. **Hygienic Design**: Sanitary fittings and polished surfaces (Ra ≤ 0.8µm) prevent bacterial colonization. 2. **Scalability**: Smaller pilot-scale units (50–500L) suit R&D, while production-scale tanks exceed 10,000L. 3. **Retrofitting Potential**: Many used systems allow upgrades like CIP spray balls or IoT-enabled monitoring. Older models may feature manual controls, whereas post-2010 equipment often includes programmable logic. Buyers should verify the presence of essential accessories—racking arms, sample valves, or pressure relief devices—to avoid hidden costs.
Application Areas
1. **Beverage Industry**: Craft breweries frequently adopt used stainless steel fermenters to expand capacity affordably. 2. **Pharmaceuticals**: Smaller biotech firms utilize second-hand bioreactors for antibody or vaccine development. 3. **Waste Treatment**: Anaerobic digesters repurposed from food processing handle organic waste. Niche applications include kombucha production and alternative protein cultivation. Buyers should confirm equipment’s prior use—residual flavors or contaminants can affect product quality in sensitive applications like dairy.
Maintenance and Precautions
Regular maintenance includes inspecting seals, calibrating sensors, and passivating stainless steel surfaces. Used equipment requires thorough sanitization—peracetic acid or steam sterilization eliminates residual biofilms. Avoid units with pitting corrosion or compromised jackets (for temperature control). Pressure vessels must comply with ASME or PED certifications. Documented service records and non-destructive testing (e.g., ultrasonic thickness gauging) mitigate risks.
B2B Procurement Guide
1. **Supplier Vetting**: Purchase from specialized dealers offering refurbishment warranties (e.g., 6–12 months). Auction platforms like EquipNet provide condition reports. 2. **Logistics**: Account for disassembly/transport costs—large tanks may require modular relocation. 3. **Regulatory Checks**: FDA-compliant equipment demands 3.1B material certificates. Negotiate based on remaining lifespan; fermenters typically last 15–25 years. Request trial runs with test batches to verify performance. Budget 10–20% of purchase price for potential part replacements.
Related Manufacturers
- 主营：浓缩蒸发器、薄膜蒸发器、搪瓷反应釜、MVR蒸发器、化工蒸发设备、强制循环蒸发器
- 主营：干燥机、换热器、离心机、二手提取罐、不锈钢发酵罐、压片设备、密封液体罐、真空搅拌釜、胶囊填充机、干燥搅拌机、玻璃反应釜、脱水分离机、不锈钢储罐、液压成型机、不锈钢混合机、旋转式压片机、不锈钢冷凝器、不锈钢提取罐、搪瓷卧式储罐、不锈钢搅拌罐、中药粉碎机组、不锈钢反应釜、液体搅拌设备、食品液体罐设备、化工高压冷却器
- 主营：浓缩蒸发器、mvr蒸发器、降膜蒸发器、二手干燥机、强制循环蒸发器、卧螺离心机、刮刀离心机、衬塑离心机、管式离心机、推料离心机、列管冷凝器、石墨冷凝器、搪瓷冷凝器、不锈钢反应釜、高压反应釜、搪瓷反应釜、二维混合机、双螺旋锥形混合机、双锥混合机、螺带混合机、闪蒸干燥机、耙式干燥机、流化床干燥机、不锈钢储罐
- 主营：搅拌罐、吊带离心机、化工压力储罐、化工搅拌设备、搪玻璃反应釜、干粉电磁除铁器
- 主营：饮料灌装机、饮料机械
- 主营：双锥干燥机、立式反应釜、真空烘干机、真空干燥机、不锈钢反应釜、不锈钢烘干机、密封反应设备、电加热反应设备
- 主营：工业换热器、工业冷却器、不锈钢储罐、衬塑离心机、真空搅拌釜、搪瓷反应釜、真空冷却器、平板离心机、卧螺离心机、液压过滤机、脱水过滤机、不锈钢离心机、不锈钢冷凝器、不锈钢反应釜
- 主营：反应釜、干燥机、混合机、发酵罐、电磁磁选机、强力分散机、压滤机、离心机、过滤器、MVR强制循环蒸发器、浓缩提取机组、冷凝器、粉碎机、球磨机、捏合机、包装机、压片机、真空均质乳化机、灌装机、振动筛、空压机
- 主营：搅拌罐、冷凝器、烘干机、二手蒸发器、二手离心机、二手反应釜、螺旋换热器、不锈钢储罐、卧式离心机、搪瓷反应釜、卧螺离心机、蒸汽冷凝设备、蒸发冷凝设备、不锈钢反应釜、回转烘干设备、三回层烘干设备
- 主营：压滤机、混合机、浓缩蒸发器、二手粉碎机、真空干燥机、高压反应釜、气流粉碎机、搪瓷反应釜、卧螺离心机、不锈钢储罐、平板离心机、喷雾干燥机、流化床干燥机、电加热液体罐、不锈钢冷凝器、落地式离心机、不锈钢反应釜、电加热反应釜、空心桨叶干燥机、搪瓷片式冷凝器、虹吸刮刀离心机、平板密闭离心机
- 主营：二手锅炉、二手燃烧机、二手燃气锅炉、二手燃煤锅炉、二手蒸汽锅炉、二手蒸汽发生器、二手燃油锅炉、pe罐、塑料水塔、塑料大桶
- 主营：二手反应釜、二手蒸发器、二手化工设备、二手搪瓷反应釜、二手不锈钢反应釜、二手高压釜、二手离心机、二手韦斯伐里亚分离机、二手碟式分离机、二手卧螺离心机、二手净乳机、二手淀粉离心机、二手植物油分离机、二手平板离心机、二手平板吊带离心机、二手换热器、二手列管换热器、二手不锈钢冷凝器、二手闪蒸干燥机、二手滚筒烘干机、二手粉碎机、二手三合一过滤机、二手转子泵、二手桨叶干燥机、二手塑料吨桶
- 主营：二手蒸发器、二手离心机、二手反应釜、二手冷凝器、二手干燥机、二手混合机、二手粉碎机、二手压滤机、二手高压反应釜、二手化工设备、二手制药设备、二手食品设备、二手提取罐、二手砂磨机、二手捏合机、二手列管石墨换热器、二手卧螺离心机、二手搪瓷反应釜、二手MVR强制循环蒸发器、二手真空干燥机、二手平板刮刀离心机、二手钛材冷凝器、二手不锈钢储罐、二手耙式干燥机、二手卧式洛带混合机
- 主营：二手反应釜、二手干燥机、二手蒸发器、二手压滤机、二手冷凝器、二手制药设备、二手食品设备
- 主营：浓缩蒸发器、喷雾干燥塔、板式换热器、二手真空储罐、二手立式提取罐、二手立式乳品罐、二手三筒烘干机、高压反应釜、二维混合机、饲料粉碎机、高压均质机、平板离心机、化工液体罐、单层液体罐、卧螺离心机、闪蒸干燥机、单筒烘干机、不锈钢储罐、真空液体罐、滚筒烘干机、板框压滤机、滚筒烘干设备、热风循环烘箱、不锈钢反应釜、平板吊带离心机