The control equipment page has been expanded.

Sensitive response to faint pressure fluctuations! The only BF diaphragm cylinder made by a rubber manufacturer in the country - special specifications available!

The BF diaphragm-type cylinder "Standard Type FC Series" is the basic type of BF cylinder, available in various sizes with cylinder diameters ranging from φ10 to 200mm. For each size, there are single-acting extrusion types and double-acting types (however, only for diameters of φ25mm and above). Mounting brackets are available in L-shaped, flange, trunnion, and pivot types (however, only for diameters of φ25mm and above). For more details, please download the catalog.

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Incorporating linear ball bearings into the bearing improves resistance to lateral loads!! Custom specifications available!

The BF diaphragm-type cylinder "Linear Ball Bearing Type SC Series" incorporates linear ball bearings in its bearings, has the same dimensions and structure as the FC series, and maximizes the features of the BF diaphragm. It has good responsiveness to pressure fluctuations, operates at low pressure, and is resistant to changes in friction when subjected to lateral loads. For more details, please download the catalog.

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By making the BF diaphragm even thinner, we achieve class-leading low friction and high sensitivity! Custom specifications are available!

The BF diaphragm-type cylinder "Low Friction (Sensitive Type) SCSA Series" achieves class-leading low friction and high sensitivity by further thinning the diaphragm of the SC series BF diaphragm. Compared to the traditionally well-regarded low friction BF cylinder, we were able to reduce the friction resistance value by half. For more details, please download the catalog.

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This is a BF cylinder with a JIS-compliant shape that incorporates the unparalleled features of the BF diaphragm. Custom specifications are available!

The BF diaphragm-type cylinder "PC series with position sensor" is a BF cylinder with a JIS-compliant shape that incorporates the unparalleled features of the BF diaphragm. It conforms to the mounting dimensions of the 1PS cylinder standard of JIS B 8368, has extremely low air leakage, and is equipped with an embedded sensor switch and a strong magnetic field sensor to prevent malfunction under adverse conditions. For more details, please download the catalog.

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The design minimizes height as much as possible, allowing for high-precision pressure control even in space-saving areas! Custom specifications can be accommodated!

The BF diaphragm-type cylinder "Thin TC Series" enables high-precision pressure control even in space-saving areas, featuring an ultra-thin design with excellent sealing, outstanding responsiveness, good start-up performance, and no sliding parts with bearings on the atmospheric side, resulting in minimal dust generation and cleanliness, with no lubrication required. For more details, please download the catalog.

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Air regulator with excellent starting stability and precise pressure adjustment; special specifications available!

The air regulator "Super Precision Pressure Reducing Valve RS Series" utilizes a servo balance method that employs a rolling diaphragm and measuring capsule for pressure control, allowing for precise pressure adjustment. It enables high-precision pneumatic control with a sensitivity of 0.1% F.S. and repeatability of ±0.1% F.S., and exhibits excellent relief characteristics, pressure characteristics, and flow characteristics. In particular, the minimum relief pressure (relief sensitivity) is outstanding at 0.03 kPa (theoretical calculation value), making it ideal for applications such as tension control and air balance. Additionally, there is no need to readjust the pressure even after long periods of inactivity. For more details, please download the catalog.

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It is an air-operated (remote-controlled) pressure reducing valve that can vary the secondary pressure.

The air regulator "Super Precision Pressure Reducing Valve Air Relay RR Series" is an air-operated type pressure reducing valve that can vary the secondary side pressure based on the external pilot pressure input, unlike other pressure reducing valves. It utilizes a servo balance method that employs a rolling diaphragm and measuring capsule for pressure control, allowing for precise pressure adjustments. The RR series performs precise pressure relay control with an output change ratio of 1:1, enabling both positive and negative bias adjustments. For more details, please download the catalog.

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Pneumatic equipment capable of fine pressure control driven by a 5-phase stepping motor!

The RS·M/S series of precision regulators driven by stepping motors can change the set pressure slightly and reliably with just one step of drive, thanks to the 5-phase stepping motor drive. By using microstepping drive, it is possible to achieve a high resolution setting with a pressure resolution of less than 0.1 kPa. After setting the pressure, it maintains the set pressure accurately for a long period. There is almost no pressure drop after setting. Additionally, even in the event of a sudden power outage, the secondary pressure maintains the set pressure. For more details, please download the catalog.

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Direct drive type with high precision! We have a wide range of lineups available for various pressure ranges.

The air regulator "Precision Pressure Reducing Valve RP Series" enables high-precision air pressure control with a repeatability of ±0.5% F.S. It features excellent pressure characteristics, with output pressure fluctuations within 5 kPa in response to primary pressure variations, allowing for an unprecedented level of precise pressure setting among direct-acting types. Additionally, it is a non-bleed type, allowing for pressure adjustments from zero. For more details, please download the catalog.

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Height to the bonnet is only 30mm! High precision pressure characteristics! Ideal for compact design!

The air regulator "Thin Type Precision Pressure Reducing Valve RP1 Series" has a height of 30mm up to the bonnet, making it about one-third the thickness of the Precision Pressure Reducing Valve RP Series, which is ideal for space-saving installation and compact design. Additionally, it exhibits performance almost equivalent to the Precision Pressure Reducing Valve RP Series at low flow rates, while possessing excellent responsiveness due to its direct-acting design and superior pressure reproducibility. For more details, please download the catalog.

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Easy-to-use compact-sized air regulator!

The air regulator "Compact Precision Pressure Reducing Valve RP2 Series" is a well-balanced pressure reducing valve that has the pressure characteristics of a precision reducing valve while being the size of a compact reducing valve. The pressure characteristics can be easily fixed at the desired setting due to the push-lock knob. In addition to panel mounting, it can also be mounted on walls using brackets. For more details, please download the catalog.

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The smallest and lightest in its class! High precision! Ideal for installation in limited spaces and compact design.

The air regulator "Ultra-Compact Precision Pressure Reducing Valve RG1 Series" is very small, with a width of 30mm and a height of 26mm up to the bonnet, and it weighs approximately 50g, making it ideal for installation in space-saving and compact designs without worrying about weight. Despite its very small size, it demonstrates performance comparable to precision pressure reducing valves at low flow rates of 3NL/min or less. For more details, please download the catalog.

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Compact and lightweight (130g), ideal for space-saving installation and compact design!

The air regulator "General Purpose Pressure Reducing Valve RA/RB Series" is compact and lightweight, designed to be compatible with manifold mounting. Only the RA series can accommodate oil-free specifications, and it features excellent pressure and flow characteristics. The repeatability is ±0.3 to 1.0% F.S., and it has a push-lock knob. For more details, please download the catalog.

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An air regulator that continuously controls air pressure using electrical signals.

The air regulator "Electric Air Converter RT Series" is a regulator that sets pressure using an electrical signal. It enables high-precision pneumatic control with linearity of 1.5% F.S. and hysteresis of 1.0% F.S., and the output pressure variation in response to primary pressure fluctuations is within 0.5% F.S. Similar to conventional pressure reducing valves, it can ensure a flow rate that can directly operate pneumatic equipment. Additionally, the reproducibility for intermittent loads is within 0.5% F.S. There are no restrictions on the installation position. However, zero adjustment and span adjustment are required after installation. For more details, please download the catalog.

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High-precision control - 270L large flow type compact air regulator, capable of special specifications!

The air regulator "Precision Vacuum Pressure Reducing Valve RV Series" enables high-precision vacuum control with a sensitivity of 0.13 kPa (1 mmHg) and repeatability within 0.13 kPa (±1 mmHg), with fluctuations in the set pressure limited to 1.3 kPa (10 mmHg) in response to primary pressure variations. It can handle flow rates up to 270 L/min (normal), making it suitable for high-flow applications. It responds sensitively to pressure fluctuations on the secondary side. For more details, please download the catalog.

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Ultra-compact and lightweight vacuum pressure relief valve! Cleanroom specifications are also available!

The air regulator "Compact Vacuum Pressure Relief Valve RV2 Series" is compact and has an extremely low height, making it space-efficient for installation. In addition to panel mounting, it can also be mounted with a bracket, making it ideal for miniaturizing equipment in a space-saving manner. It inherits the excellent pressure characteristics of the RV series, allowing it to meet precise negative pressure requirements. Being a direct-acting type, it can adjust pressure without bleeding, resulting in minimal leakage and reduced energy loss from the supply pressure. For more details, please download the catalog.

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Clean room compatible! Air regulator with excellent starting stability and remote operation capabilities, customizable for special specifications!

The air regulator "Ultra-Precision Pressure Reducing Valve RS Series" utilizes a servo balance method that employs a rolling diaphragm and a measuring capsule for pressure control, making it a cleanroom-compatible ultra-precision regulator capable of precise pressure adjustment. The components are made of stainless steel and fluororubber, and all other parts are treated with electroless nickel plating, resulting in extremely low dust generation. For more details, please download the catalog.

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Clean room compatible! Air relay with excellent starting stability and remote operation capabilities, customizable for special specifications!

The air regulator "Super Precision Pressure Reducing Valve Air Relay RR Series" is an air-operated type pressure reducing valve that can vary the secondary side pressure based on the external pilot pressure input, unlike other pressure reducing valves. It employs a servo balance method using a rolling diaphragm and measuring capsule for pressure control, making it a cleanroom-compatible ultra-precision regulator capable of precise pressure adjustment. The components are made of stainless steel and fluororubber, and all other parts are treated with electroless nickel plating, resulting in extremely low dust generation. For more details, please download the catalog.

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Almost no backflow! A check valve with extremely low pressure loss against flow. Custom specifications available!

The "Metal Type Check Valve VC Series" allows smooth flow in the forward direction while preventing backflow, resulting in almost no backflow. It also achieves an extremely low cracking pressure, leading to very minimal pressure loss in the flow. Additionally, it features a structure that suppresses chattering. For more details, please download the catalog.

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Compact and lightweight check valve (outer diameter φ18, approximately 3g) - Special specifications available!

The check valve "Resin Type Check Valve VC-P" is compact and lightweight, with an outer diameter of φ18 and weighing approximately 3g. It has an extremely low cracking pressure of less than 1kPa, and at 10kPa, the leakage is very minimal at less than 1mL/min. The main body is made of polyacetal, and the rubber part is made of EPDM, with a maximum pressure resistance of 250kPa. For more details, please download the catalog.

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Compact and small! Achieves high precision relief pressure with a small difference in opening and closing pressure! Custom specifications available!

The relief valve "Relief Valve VR1" is small and compact, allowing for space-saving installation. It achieves high precision relief pressure with a small difference in opening and closing pressure. For special applications, relief pressures other than the standard specifications can be set (setting range 30kPa to 300kPa). As an option, it can accommodate diameters other than the standard specifications, such as Rc3/8 and M5. For more details, please download the catalog.

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Thank you for always using Paper Logic. We would like to inform you about our support system during the year-end and New Year holidays. ■ Holiday Period: December 27, 2025 (Saturday) to January 4, 2026 (Sunday) During the above period, customer support via inquiry forms and emails will be suspended. Inquiries will be accepted, but responses will be provided sequentially starting from January 5, 2026 (Monday). Please note that various functions, including electronic contracts, can still be used as usual during the holiday period. ■ Contact Information for This Matter Please contact us via the [Inquiry Form]. https://paperlogic.co.jp/contact/ We sincerely apologize for any inconvenience this may cause and appreciate your understanding. We look forward to your continued use of Paper Logic.

The "Mechanical Stitching Method" by Nichinichisui Road Machinery Co., Ltd. is a new technique that allows for the repair of metal cracks without the application of heat. By using special bolts and reinforcement plates, cracks are physically removed without causing any thermal impact on the base material. Repairs can be made even in environments where open flames cannot be used. Since no heat is applied, the disassembly of equipment is minimized. ◎ For more details, please contact us. ◎ If a detailed technical explanation is needed, please contact us.

The "Mechanical Stitching Method" by Nichinichisui Road Machinery Co., Ltd. is a new technique that allows for the repair of metal cracks without the application of heat. By using special bolts and reinforcement plates, cracks are physically removed, and repairs are made without causing any thermal impact on the base material. Repairs can be carried out even in environments where open flames cannot be used. Since no heat is applied, the disassembly of equipment is minimized. ◎ For more details, please contact us. ◎ If a detailed technical explanation is needed, please contact us.

● This is a leak testing device for small electronic components that does not use fluorinated inert liquids (PFAS-free). ● There is no longer a need for unstable visual confirmation through liquid immersion testing. It adopts a quantitative testing method that allows for stable pressure leak testing. ● It is a tabletop leak testing device specifically for gross leaks, with accuracy equal to or greater than that of liquid immersion testing. ● The detectable range is approximately 1×10⁻² Pa·m³/s to 1×10⁻⁶ Pa·m³/s (varies depending on the target product). ● It is suitable for sealed structures ranging from a few millimeters to a maximum of 80 × 70 mm. Please feel free to contact us for more information!

Fukuda Co., Ltd. has been pursuing leak detection for 60 years and is committed to advancing the future of leak testing. 【 Supporting Various Leak Tests: Air Leak Test / Gas Leak Test (Hydrogen Gas, Helium Gas) 】 We develop, manufacture, and sell leak testing equipment to inspect airtightness and sealing properties. We will propose the appropriate testers and devices for each inspection target. 【 Target Industries and Examples of Inspection Targets 】 - Automotive Industry: Engines, FC components, valves and piping, various parts - Electronic Components Industry: Smartphones, keyless switches, various small sensors - Pharmaceuticals / Food / Cosmetics Industry: Bottle containers, syringes, vials, eye drop containers, pillow packaging, PTP packaging We will propose the most suitable leak testers for each industry. 【 ISO Certification 】JIS Q 9001:2015 (ISO 9001:2015)