Quick and reliable operation, excellent airtightness, and large capacity! Effectively prevents crushing and reverse suction.
The "Johnson Vacuum Breaker" is a vacuum breaker that easily and reliably opens unnecessary vacuum conditions that may occur in sealed containers or within piping. It can be used to prevent contamination from back siphoning in fluid processing circuits and to protect equipment from collapse. The airtightness is guaranteed, and the response is instantaneous. It is designed to have a large air intake, a long lifespan, and to be easy to install. 【Features】 ■ Reliable airtightness: suction with minimal force ■ Quiet and failure-free operation ■ Easy installation and maintenance ■ Proven durability ■ High pressure and high temperature: usable up to 2,059 kPa and 185°C For more details, please contact us or download the catalog.
Inquire About This Product
basic information
【Lineup】 ○VB-3/8B ○VB-3/8B-T ○VB-1/2B ○VB-1/2B-T ○VB-3/4B ○VB-3/4B-T ○VB-1B ○VB-1B-T ○VB-1 1/4B ○VB-1 1/4B-T ○VB-1 1/2B ○VB-1 1/2B-T ●For more details, please contact us or download the catalog.
Price range
Delivery Time
Applications/Examples of results
【Usage】 ○ As a vacuum breaker → For heating devices, sealed tanks, preheating and reheating coils, double boilers, air coils, hot water heating coils, drying cylinders, slasher cylinders, package boilers, and other pressure vessels. ● For more details, please contact us.
catalog（1）
Download All Catalogs
Company information
Since our establishment in 1965, we have been a specialized manufacturer of rotary joints, partnering with the American company Kiedent Johnson in technology. We have contributed to improving production efficiency across various industries, including the paper industry, cardboard, textiles, rubber, plastics, steel, chemicals, printing, and food. Particularly after the oil shock in Japan, we have gained attention for energy and resource conservation. Additionally, since our products are common across the world, they are highly valued for their convenience, along with their technology and quality. From domestic to overseas, we strive to develop better products at lower costs and faster speeds, expanding our field of activity.
![[Basic Knowledge Material] Sealant specialized for deck repair of floating roof tanks.](https://image.mono.ipros.com/public/product/image/cb2/2000620968/IPROS52605113925775414442.png?w=280&h=280)
