Understanding Tiantai Lauter Tun Design for Optimal Brewing Efficiency

When it comes to brewing beer, achieving high-quality wort efficiently is crucial. The lauter tun plays a pivotal role in this process, particularly in ensuring effective filtration and sugar extraction from the malt. Let’s delve into the key design aspects of Tiantai’s lauter tun that make it a standout choice for brewers.

 

Material and Construction

 

Tiantai lauter tuns are crafted from food-grade 304 stainless steel, renowned for its durability and sanitation properties. The inclusion of an insulation layer helps maintain optimal brewing temperatures. A large side spent grain outlet door, fitted with a sanitary EPDM rubber ring, ensures a secure seal, while a glass sight glass allows brewers to monitor the grain bed’s condition.

 

Bottom Configuration

 

At the base of the lauter tun, mash inlet valves, adjustable from 2 to 6, facilitate the controlled transfer of mash from the mash tun. This process is designed for efficiency, completing within just 10 minutes. The bottom is equipped with wort outlet pipes strategically placed to ensure even distribution, along with a cone-shaped outlet and central wort collection circle. This design promotes smooth, slow wort flow, crucial for minimizing oxygen absorption during filtration.

 

 

Lauter Tun design bottom view

 

 

Cleaning and Maintenance

 

To streamline post-filtration cleaning, the lauter tun incorporates evenly distributed cleaning nozzles. High-pressure water rinses the false bottom thoroughly, maintaining hygiene standards batch after batch.

 

Internal Features

 

Inside the tank, a CIP (Clean-In-Place) cleaning ball and sparging ring are installed. The sparging ring, a single-piece stainless steel pipe with multiple angled holes, ensures comprehensive grain bed coverage during wort vorlauf, optimizing grain washing effectiveness.

 

Raking and Cutting Unit

 

A core innovation of Tiantai’s design is the raking and cutting unit. Post-filtration, spent grains can compact, impeding wort flow. The adjustable raking and cutting unit loosens these grains by varying its height and rotation, ensuring thorough washing without excessive resistance. This unit can be equipped with 2 to 6 raking arms, each with a single-leg knife that moves in non-overlapping trajectories, minimizing blind spots and ensuring uniform grain distribution.

 

Filtering Efficiency

 

The lauter tun utilizes inclined wedge sieve plates with a 13% opening rate. This design minimizes grain blockages, enhancing filtration speed and efficiency, critical for achieving clear wort.

 

Lauter Tun design inside view

 

Conclusion

 

Tiantai’s lauter tun combines robust construction with innovative design features to meet the rigorous demands of modern brewing. Whether you’re looking to improve filtration efficiency, reduce maintenance downtime, or enhance brewing consistency, Tiantai offers a solution tailored to your needs.

 

For more information on our products or to discuss your brewing equipment requirements, feel free to contact us directly. We’re here to help you achieve the perfect brew, one batch at a time.

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