Circumferential Pumps
Nakakin Circumferential Piston Pumps are manufactured using their own raw materials. This means that they have full control over all stages of production right from the start. They monitor both the production and assembly of our pumps, ensuring the highest quality standards. To stay ahead of competitors through the original manufacturing techniques and specially developed materials such as Nakamura Metal No. 3. Nakakin currently hold the top position in the Japanese market and export a number of Circumferential Piston Pumps to locations throughout the world. Nakakin continues to advance with our vision to always deliver “Technology & Confidence”.
Case Studies
JM/JO Series
Most popular model with inside seal.
These models use inner seals, JM for mechanical sealing and JO for O-ring sealing. Simple structures making dismantling and reassembly easy and providing a long effective life with high performance make these models the most popular.
Features and Benefits
Smallest Clearance
Our special alloy allows for the smallest clearance between rotors and casing.
- Constant conveyance
- Self-priming ability
- Conveyance of all levels of viscosity
High Degree of Cleanability
Incredibly easy assembly/disassembly. Completely cleanable and sterilizable with CIP/SIP processes.
- Standard: 95°C, High temperature: 150°C
Inside Seal
Precision pump – a high rigidity is reached by shortest distance between bearing and rotor.
Mechanical Seal
High durability and suitable for a wide range of liquids
O-ring Seal Type
Easy to dismantle and reassemble after cleaning
- Maximum Discharge Pressure 1.5 Mpa = 15 bar
- Vertical and Horizontal Liquid Flow Available
- Double and Single Blade Rotors Available
- Interchangeable with the RM/RO Series
JMU Series – EHEDG approved
All rounder with outside mechanical seal
[Single, Quench and Tandem type available]
These models use outer mechanical seals. Their simple structure makes dismantling and reassembly easy. Clients can select from single , quench and tandem mechanisms. Designed to handle a variety of liquids, these models work especially well with corrosive and fibre-containing liquids.
AMXN Series
Our aseptic model for the highest germfree standards
Designed for completely aseptic liquid distribution, these pumps isolate liquids from the atmosphere to ensure aseptic conditions. Distributing mediums such as sterilised water and steam. These models are suited to aseptic production lines of products requiring long-term preservation such as dairy products and medications.