Overview
The closed glass-lined reactor is a critical piece of equipment in industries handling corrosive chemicals. Its design combines a robust steel shell with a glass (enamel) lining, offering exceptional resistance to acids, alkalis, and other aggressive substances. These reactors are widely used in pharmaceutical manufacturing, specialty chemical production, and food processing where purity and corrosion resistance are paramount. The glass lining provides a non-reactive surface that prevents contamination of processed materials while maintaining excellent thermal conductivity. Modern versions often include advanced features like pressure capabilities up to 10 bar, temperature resistance from -30°C to 250°C, and various agitation systems for optimal mixing.
Structure and Working Principle
The reactor consists of several key components: the enamel-coated vessel, agitator system, heating/cooling jacket, and pressure-sealed lid. The glass lining is typically 0.8-2mm thick, fused to the steel substrate at high temperatures (800-900°C) to create a permanent bond. Operation involves loading materials through the top port, then sealing the system for pressure reactions if needed. The jacket allows precise temperature control, while the agitator ensures homogeneous mixing. Special designs may include multiple feed ports, bottom discharge valves, and instrumentation ports for process monitoring.
Key Features
The primary advantage is the glass lining's near-universal chemical resistance, handling everything from concentrated acids to organic solvents. The smooth surface (Ra < 0.5µm) prevents material buildup and enables easy cleaning, crucial for pharmaceutical GMP compliance. These reactors also offer excellent thermal shock resistance when properly used, with some models tolerating rapid 150°C temperature changes. Modern designs incorporate safety features like rupture discs, pressure relief valves, and advanced sealing systems to prevent leaks in critical applications.
Application Areas
Pharmaceutical industry uses them for API synthesis where product purity is essential. They're ideal for reactions involving hydrochloric acid, sulfuric acid, or other aggressive media common in drug manufacturing. In chemical production, they serve for esterification, polymerization, and neutralization processes. Food industry applications include natural pigment extraction and specialty ingredient production where metal contamination must be avoided.
Maintenance and Precautions
Regular inspection of the glass lining is crucial - any chips or cracks require immediate repair to prevent steel corrosion. Use plastic-coated tools when cleaning to avoid mechanical damage. Thermal shock prevention is vital: limit heating/cooling rates to manufacturer specifications (typically 3°C/min). For pressure operations, always verify the integrity of gaskets and seals before use. Proper storage when not in use includes keeping the interior dry to prevent moisture damage to the enamel.
B2B Procurement Guide
When sourcing these reactors, verify the manufacturer's enamel quality standards (DIN 4753 or equivalent). Consider customization options like special agitator designs or additional ports for your specific process needs. Lead times can be significant (8-16 weeks) due to the specialized manufacturing process. For budget planning, installation costs (foundation, piping) often equal 30-50% of equipment cost. Always request material certificates and pressure vessel compliance documentation for regulatory approvals.
Related Manufacturers
- 主营：二手捏合机
- 主营：搪玻璃储罐、搪瓷反应釜、搪玻璃反应釜、电加热反应釜、不锈钢反应釜、搪玻璃罐、配制罐、不锈钢储罐、搅拌器
- 主营：不锈钢储罐、薄膜蒸发器、碟片式冷凝器、搪玻璃储罐、搪玻璃蒸馏罐、搪玻璃反应锅、外半管反应釜、搪玻璃反应釜、电加热反应釜、搪玻璃搅拌器、不锈钢反应釜、泡花碱反应釜、衬四氟反应釜、列管式冷凝器、搪瓷管道/弯管、衬四氟储罐
- 主营：不锈钢设备、压力容器、换热器、搪玻璃设备、搪玻璃反应釜、开式搪玻璃反应釜、闭式搪玻璃反应釜、搪玻璃储罐、搪玻璃反应器、不锈钢反应釜、反应釜、开式搪玻璃储罐、化工塔器、不锈钢反应器、不锈钢储罐、列管式换热器、翅片式换热器、冷凝器、蒸发器、煤气化设备、煤气发生炉、固定床煤气发生炉、碳钢容器、脱硝设备、搪瓷反应设备
- 主营：搪瓷反应釜、搪玻璃反应釜、不锈钢反应釜、电加热反应釜
- 主营：冷凝器、反应罐、放料阀、搪瓷釜、反应釜、搪玻璃罐、搪玻璃搅拌、搪玻璃储罐、搪玻璃碟片、搪玻璃管道、搪玻璃贮罐、搪瓷片、白乳胶、搅拌器、机械密封、卧式贮罐、知名搪瓷、永信搪瓷、搪瓷配件、搪瓷储罐、卧式储罐、搪瓷反应锅、不锈钢列管、内盘管搪瓷、电加热搪瓷
- 主营：搪玻璃反应釜、搪玻璃储罐、搪玻璃搅拌器、搪玻璃管道、电加热反应釜、搅拌釜、不锈钢储罐、压力容器
- 主营：搅拌器、侧入式搅拌器、立式搅拌器、反应釜供应、不锈钢搅拌器、搅拌装置、框式搅拌器、推进式搅拌器、桨式搅拌器、水处理搅拌器、发酵搅拌器、沥青搅拌器、钛材搅拌器、搪瓷搅拌器、搅拌设备、大型搅拌器、防腐搅拌器、四氟搅拌器、衬胶搅拌器、衬塑搅拌器、哈式合金搅拌器、非标搅拌器、玻璃钢搅拌器、螺带搅拌器、国贸减速机、机械密封
- 主营：脱硫塔、搅拌机、搅拌器、反应釜、搅拌桨、立式搅拌、衬塑搅拌、防腐搅拌、搅拌叶片、搅拌装置、搅拌设备、喷涂四氟、合金搅拌、衬胶搅拌、脱硫搅拌浆
- 主营：蒸煮锅、酿造设备、制药设备、反应釜、夹层锅、圆盘制曲机、CIP清洗系统、提取浓缩设备、杀菌机、储存罐、过滤器、乳化罐、输送设备、发酵罐、搅拌罐、翻曲机、冷凝器、关风器
- 主营：搅拌器、侧入式搅拌器、立式搅拌器、反应釜搅拌器、脱硫搅拌器、焊接机架、铸造机架、机械密封、填料密封、不锈钢搅拌器、化工搅拌器、溶解罐搅拌器、搅拌器厂家、顶入式搅拌器、沥青搅拌器、油罐搅拌器
- 主营：高压釜、反应釜、压蒸釜、强力蒸压釜、法兰蒸养釜、加砌块蒸养釜、混凝土蒸压釜
- 主营：搪瓷反应釜、搪玻璃反应釜、搪玻璃搅拌器、搪玻璃储罐、搪玻璃反应罐、搪瓷搅拌器、搪瓷储罐、搪瓷反应罐
- 主营：不锈钢储罐、衬四氟设备、搪瓷管件、搪玻璃反应釜、搪玻璃储罐、不锈钢反应釜、搪玻璃双锥真空干燥机、搪玻璃碟片式冷凝器、搅拌器、薄膜蒸发器、搪瓷修补材料、列管冷凝器
- 主营：不锈钢反应釜、搪玻璃反应釜、衬塑罐、搅拌器、衬胶罐