武蔵オイルシール工業株式会社 List of Products and Services

This product is a compact oil seal that maintains the precision of the product. The dramatic reduction in the volume of the oil seal promotes the evolution of equipment design. It significantly improves the freedom of equipment development by effectively utilizing space, contributing to space-saving designs. We design the dimensions of the oil seals according to our customers' requests and propose suitable sizes. We have a proven track record of supplying to manufacturers of robots, AGVs, motors, reducers, and bearings. We also have a lineup for evaluation, so please feel free to contact us. 【Features】 ■ Precision remains the same, more compact ■ Enables the development of various equipment ■ Promotes the evolution of equipment design ■ Significantly increases the freedom of equipment development 【A must-see for those facing these issues!】 ■ Challenges in space-saving design ■ Need for miniaturization in equipment development ■ Cannot incorporate conventional oil seals due to their width *For more details, please refer to the PDF materials or feel free to contact us.

• Other machine elements

The "T Ring" is a unique packing developed by our company, designed with an insertion part that is slightly larger than the groove to prevent falling out and jamming. It also prevents the twisting that can occur with O-rings, enabling a smoother assembly process. We have a proven track record of supplying to manufacturers of pumps, compressors, motors, robots, reducers, and bearings. We also offer a lineup for evaluation, so please feel free to contact us. 【Features】 ■ No need for ant-nest machining or application of grease or liquid gaskets ■ Can accommodate complex shapes with the "Kirikomi T Ring" ■ Also serves as an alternative to rubber cords 【A must-see for those facing these issues!】 ■ Struggling with O-ring falling out or jamming ■ Incurring costs due to ant-nest machining *You can download product materials. Please feel free to contact us.

• Sealing

The "Apron Seal" is a product designed to prevent foreign objects from getting caught and enhance the durability of oil seals, thanks to its PTFE cover with high wear resistance and chemical resistance. With a flat contact surface, it also minimizes the residue of workpieces, cleaning solutions, and lubricants. It is registered as a utility model. ★ We will be exhibiting this product at "FOOMA JAPAN," which starts on July 9 (Tuesday). Date: July 9 (Tuesday) to July 12 (Friday), 2019, 10:00 AM to 5:00 PM Venue: Tokyo Big Sight (Booth Number: West 1H-34) Exhibited Products: Rubber products detectable by metal detectors and X-rays, grease for food machinery, apron seals 【Features】 ■ Prevents foreign object entrapment and protects oil seals ■ Contributes to solving issues such as resistance to cleaning solutions ■ Uses PTFE filled with high wear resistance and chemical resistance ■ Quick response to proposals including oil seals *For product details, please refer to the materials. Feel free to contact us with any inquiries.

• Sealing
• Food Cleaning Equipment
• Powder Molding Machine

The "Low Torque Oil Seal" can reduce power loss due to the friction resistance of the oil seal. By also reducing heat generation, the burden on the equipment is decreased. Our company continues to research both shape and surface property improvements, successfully reducing friction resistance significantly compared to conventional products without lowering the sealing force. Depending on the dimensions and usage conditions, there may be differences in the torque reduction rate compared to conventional products, but low torque can be achieved across a wide range. 【Features】 ■ Reduction of power loss ■ Reduction of heat generation ■ Decreased burden on equipment ■ Successful reduction of friction resistance ■ Achievement of low torque across a wide range *For more details, please refer to the PDF document or feel free to contact us.

• Other motors
• Other machine tools
• others

The "M-Fron Seal" is a high-performance seal that uses "M-Fron," which has improved self-lubricating properties, low wear resistance, and friction resistance, as the sealing material, and it has a wide temperature range. It enables use in conditions that were previously impossible with conventional oil seals, such as in a non-lubricated state and under harsh conditions like high-speed rotation. The filler is formulated to enhance sealing performance according to the intended application. Additionally, there are formulations that comply with food sanitation laws, making it suitable for use in food machinery and equipment. 【Features】 ■ Usable under conditions such as non-lubricated states and high-speed rotation ■ High lubricating properties ■ Uses M-Fron as the sealing material ■ Has a wide temperature range ■ Usable in food machinery and equipment *For more details, please refer to the PDF document or feel free to contact us.

• Sealing
• Vacuum pump
• Powder Conveyor Device

Seal washers are easy to handle and are used in a wide range of applications to prevent liquid leakage and foreign matter intrusion from the tightening points. Our company has recommended FKM (fluoroelastomer) rubber material for high-temperature environments and environments requiring chemical resistance, and we are pleased to announce that it is now part of our standard inventory! 【Features】 ○ Excellent oil resistance, heat resistance, and tensile strength due to the use of superior special synthetic rubber. ○ Easy to install and highly efficient in terms of workability. ○ The packing part has a lip structure, providing excellent sealing performance. ○ Can be used even if the installation surface is somewhat rough compared to conventional copper gaskets. ● For more details, please contact us.

• bolt
• Servo motor
• Hydraulic Equipment

"Seamless Ring (Sulfur-Cured)" has no joints compared to adhesive joints and offers superior strength. In the case of standard dimensions (refer to PDF materials), no rubber molds are required, making it economical. Compared to the production of molded shapes, it is possible to manufacture in small quantities and with short lead times. Depending on the material, changes in rubber hardness are possible, so please consult us. Additionally, if you need it, please specify the [material] and [thickness (W) × inner diameter (ID)]. [Features] ■ No joints and excellent strength ■ No rubber molds required ■ Economical ■ Short lead time production available ■ Possible to manufacture in small quantities *For more details, please refer to the PDF materials or feel free to contact us.

• Sealing

The "G634 Series" is a grease developed for the initial lubrication of oil seals and O-rings. Starting with the standard type "G634-B," which generates little friction heat and wear during the initial usage phase, we also offer the heat-resistant "G634-E," which can be used without undergoing thermal degradation. Additionally, we have a lineup that includes food-grade "G634-F" and EPDM-specific "G634-C." 【Product Lineup】 ■G634-B: Lithium-based mineral oil with minimal impact on rubber ■G634-E: Lubrication for seals used in high-temperature environments ■G634-F: Formulated rubber that does not affect food-grade applications ■G634-C: Lubrication for ethylene propylene rubber that is not resistant to mineral oil *For more details, please refer to the PDF document or feel free to contact us.

• Gearbox
• Servo motor
• Metal bearings

An oil seal, which is used in the rotating parts of industrial machinery, serves the role of preventing liquid leaks primarily from internal lubricating oil while also preventing the entry of foreign substances from the outside. The "Oil Seal Beginner's Guide Vol. 2" clearly explains the conditions to pay attention to during selection and the design of shafts. *Currently, we are offering the Beginner's Guide Vol. 2 for free exclusively for inquiries from Ipros! Those who respond to the survey on the last page of the guide will receive a limited quantity novelty item (hook light & whistle)! For details, please contact us or download and view the guide. (Survey responses should be sent to osaka@musashi-os.co.jp) [Contents] - Conditions to consider when selecting oil seals - About shaft design - Regarding runout - About allowable peripheral speed - About shaft chamfering, etc. *For more details, please contact us or download the catalog to view it.

• Power Transmission Equipment
• Hydraulic Equipment
• Axle parts

【FOOMA Exhibited Products】 Are you experiencing gaps in oil seals due to swelling from grease application on EPDM (ethylene propylene rubber) or issues with O-ring wear? This problem occurs because EPDM itself does not have resistance to regular grease, leading to swelling as the grease penetrates the interior of the EPDM. ☆Musashi Oil Seal has launched a new grease specifically designed for rubber seals that almost completely prevents swelling in EPDM!☆ This is a must-see for those troubled by swelling issues in the past. 【Food Safety】 We use materials registered with 'NSF H1' that can be safely used in the food industry. ● For detailed specifications, please refer to the PDF download.

• Other machine elements
• Other food machinery
• Other cleaning machines

"Rubber compatible with X-ray inspection machines and metal detectors" can detect broken rubber pieces inline through non-destructive radiation inspection and metal detector testing, even if the rubber chips remain as foreign objects in food. It is possible to manufacture molded gaskets and similar products. It is suitable for rubber products in food processing machines and conveyors. [Features] - Inline detection of broken rubber pieces through non-destructive radiation inspection and metal detector testing - Capable of manufacturing molded gaskets and similar products - Suitable for rubber products in food processing machines and conveyors *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Other machine elements

The "MP Foods Metal Detection Seal Washer" features a rubber lip that can be detected by metal detectors and X-ray inspection machines, and can be removed using a magnetic trap. It prevents the intrusion of water, oil, and other substances from the tightening points of bolts used in machinery, as well as leaks from inside the machinery. Like standard metal washers, it is easy to install and offers excellent workability. 【Features】 ■ Rubber fragments from the lip can be detected by metal detectors and X-ray inspection machines, and can be removed with a magnetic trap. ■ Easy to install and offers excellent workability, just like standard metal washers. ■ The packing part has a lip structure that provides excellent sealing properties. ■ Can be used even if the mounting surface is somewhat rough compared to standard metal washers. *For more details, please refer to the PDF document or feel free to contact us.

• Sealing
• Rubber

The "X-ray Inspection Machine and Metal Detector Compatible Rubber" can detect missing rubber pieces inline through non-destructive radiation inspection and metal detector tests, even if the rubber has chipped and remains as a foreign object in food. It is possible to manufacture molded gaskets and similar products. Features: - Enables inline detection of chipped rubber pieces through non-destructive radiation inspection and metal detector tests. - Capable of manufacturing molded gaskets and similar products. - Suitable for rubber products in food processing machinery and conveyors. The "MP Foods Metal Detection Seal Washer" features a rubber lip that can be detected by metal detectors and X-ray inspection machines, and can be removed with a magnetic trap. It also prevents the intrusion of water, oil, and other substances from tightening points such as bolts used in machinery, as well as leakage from inside the machinery. Installation is easy and offers excellent workability. Features: - Rubber fragments from the lip can be detected by metal detectors and X-ray inspection machines, and can be removed with a magnetic trap. - Easy to install and offers excellent workability, similar to standard metal washers. - The sealing part has a lip structure that provides excellent sealing properties. - Can be used even if the installation surface is somewhat rough compared to standard metal washers. *For more details, please refer to the PDF document or feel free to contact us.

• Rubber
• Other machine elements

"G634-F" is a lubricant grease developed to reduce friction in oil seals. It is NSF H1 registered and can be used in food manufacturing machines, processing machines, packaging machines, as well as pharmaceutical manufacturing machines. It has been confirmed not to adversely affect food-grade compounded rubber that complies with the "Ministry of Health Notification No. 370: Standards for Food, Additives, etc.," making it suitable as a lubricant grease for food seals. 【Features】 ■ NSF H1 registered ■ Usable in food manufacturing machines, pharmaceutical manufacturing machines, etc. ■ Complies with Ministry of Health Notification No. 370 ■ Does not adversely affect food-grade compounded rubber *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements
• Other food machinery

An "oil seal" is an essential sealing device for rotating shafts, serving as a barrier for liquids and gases. It prevents the leakage of lubricating oil from the bearing section and protects the bearing from the intrusion of dust, water, and other contaminants from the outside. Additionally, it ensures the precision of the bearing section, leading to reduced consumption of lubricating oil and lower repair costs for shaft wear, resulting in benefits that outweigh the costs of sealing equipment. Its compact design allows for easy installation and removal without requiring large spaces, contributing to the miniaturization and lightweight design of equipment. 【Features】 - Prevents leakage of lubricating oil and the intrusion of dust, water, and other contaminants - Protects the bearing section - Reduces lubricating oil consumption and repair costs for shaft wear - Essential for sealing liquids and gases in rotating shafts - Aids in the miniaturization and lightweight design of equipment *For more details, please refer to the PDF document or feel free to contact us.

• Power Transmission Equipment
• Axle parts
• Hydraulic Equipment

An "O-ring" is a synthetic rubber ring designed to seal liquids and gases in reciprocating motions or fixed parts. Despite its simple structure, it has excellent sealing performance due to its self-sealing action. It demonstrates stable sealing performance even under high pressure. It requires a compact installation space, is easy to install, and can seal from both sides since there is no directional requirement for the seal. 【Features】 ■ Excellent sealing performance due to self-sealing action ■ Stable sealing performance even under high pressure ■ Compact installation space ■ Easy to install ■ Sealing possible from both sides *For more details, please refer to the PDF document or feel free to contact us.

• Sealing
• Other Auto Parts
• Other machine elements

The "oil level gauge" is a device that accurately measures the oil level or liquid level in oil tanks and gearboxes. It is equipped with characteristics such as oil resistance, heat resistance, pressure resistance, and sealing properties, making it suitable for a wide range of applications including reducers, hydraulic equipment, machine tools, and industrial machinery. In particular, if heat resistance, pressure resistance, weather resistance, or chemical resistance is required, we can manufacture products tailored to your specific needs in addition to standard products, so please feel free to consult us. (Various types of glass and fluororesin are available.) 【Features】 ■ Accurate measurement of liquid level position ■ Possesses heat resistance, pressure resistance, and sealing properties ■ Usable in a wide range of industrial machinery ■ In addition to standard products, various types of glass and fluororesin are also available *For more details, please refer to the PDF document or feel free to contact us.

• Positive Displacement Pump
• Gearbox
• Servo motor

The "Seal Cap" is a sealing cover designed to prevent oil leakage from the hole and to prevent foreign substances from entering from the outside. It is made of special synthetic rubber, which provides excellent oil resistance and heat resistance. Additionally, the outer circumference uses special synthetic rubber at the fitting part, ensuring that there is no oil seepage or leakage from the outside. It is used in various machines such as automobiles, construction machinery, agricultural machinery, and machine tools, enabling cost reduction through the standardization of parts. 【Features】 ■ Excellent oil resistance and heat resistance ■ Prevention of oil leakage and foreign substance intrusion ■ Used in various machines such as agricultural machinery and machine tools ■ Cost reduction through standardization of parts *For more details, please refer to the PDF document or feel free to contact us.

• Metal bearings
• Gearbox
• Transmission

Seal washers are easy to handle and are used in a wide range of applications to prevent liquid leakage and foreign matter intrusion from the tightening points. 【Features】 - Made from excellent special synthetic rubber, they are resistant to oil, heat, and have superior tensile strength. - Easy to install and highly efficient in terms of workability. - The packing section has a lip structure, providing excellent sealing properties. - Can be used even if the mounting surface is somewhat rough compared to conventional copper gaskets. ● For more details, please contact us.

• bolt
• Servo motor
• Hydraulic Equipment

Musashi Oil Seal Industry Co., Ltd. not only specializes in seals but also challenges itself with various industrial rubber products, producing many excellent products. In this document, we will introduce how to choose "oil seals" based on the liquid resistance properties of various types of rubber. You can check the contents by category. [Contents Included] ■ Hydrochloric Acid ■ Sulfuric Acid ■ Nitric Acid ■ Chromic Acid ■ Acetic Acid, etc. *For more details, please refer to the PDF document or feel free to contact us.

• others

By using FFKM material, which has already been used as a material for O-rings, to create oil seals, it becomes possible to seal not only fixed parts but also rotating shafts. It can be used for sealing chemical substances and in environments exceeding 200°C. There are also formulations that comply with food sanitation laws and those that can withstand 300°C. *We have a video showing the difference in volume change when fluororubber and perfluoroelastomer oil seals are immersed in acetone! For more details, please contact us or download our catalog to view.

• Rubber

The "fluorine rubber oil seal" is an oil seal that utilizes the properties of fluorine rubber, such as heat resistance, liquid resistance, and low wear. It is suitable for use under harsh conditions, such as high atmospheric pressure, chemical plants, and high-speed rotation. As it has been adopted in a wide range of fields, we have increased the lineup of mold sizes, so please make use of it. 【Features】 ■ Effective for high temperature and high-speed rotation ■ Excellent heat resistance ■ Suitable for use under harsh conditions ■ Abundant lineup *For more details, please refer to the PDF materials or feel free to contact us.

• Power Transmission Equipment

An oil seal used in the rotating parts of industrial machinery, which serves to prevent liquid leakage primarily from internal lubricating oil while also preventing the entry of foreign substances from the outside. The "Oil Seal Beginner's Guide" clearly illustrates how to choose and the characteristics of various types of rubber. It provides a simple explanation of what an oil seal is. *Currently, we are offering the Beginner's Guide for free exclusively for inquiries from Ipros! Those who respond to the survey on the last page of the guide will receive a limited quantity novelty item (light with hook & whistle)! For details, please contact us or download and view the guide. (Survey responses should be sent to osaka@musashi-os.co.jp) [Contents] ■ Names of the various parts of the oil seal ■ Sealing theory of the oil seal ■ Basic types of oil seals ■ How to choose an oil seal *For more details, please contact us or download the catalog to view.

• Hydraulic Equipment
• Power Transmission Equipment
• Axle parts

O-rings made of synthetic rubber, designed to seal liquids and gases in reciprocating motion or fixed parts. The "O-Ring Beginner's Guide" clearly explains sealing theory, various groove shapes, handling precautions, and examples of issues. It provides a simple explanation of what an O-ring is. *Currently, we are offering the Beginner's Guide for free exclusively for inquiries from Ipros! Those who respond to the survey on the last page of the guide will receive a limited quantity novelty item (hook light & whistle)! For details, please contact us or download the guide to view it. (Survey responses should be sent to osaka@musashi-os.co.jp) [Contents] ■Sealing theory of O-rings ■Backup rings for O-rings ■Handling precautions for O-rings ■Materials used for O-rings and their applications ■Examples of O-ring issues *For more details, please contact us or download the catalog to view it.

• Other machine elements
• Sealing
• Other Auto Parts

O-rings are synthetic rubber rings designed to seal liquids and gases in reciprocating movements or fixed parts. They are generally installed in grooves and function as seals due to the stress generated by moderate compression. 【Types】 ○ For motion and fixed use: P, JASO F404, KS ○ For fixed use: G, SO ○ For vacuum flanges: V ○ For aircraft hydraulic systems: AN-6227, AN-6230 ○ For aircraft: AS568 For more details, please contact us or download the catalog.

• others

An O-ring is a synthetic rubber ring designed to seal liquids and gases in reciprocating motion or fixed parts. It is generally installed in a groove and exhibits sealing functionality through the stress generated by moderate compression. 【Features】 ○ The installation is simpler than any other packing, takes up little space, can be done the same way by anyone, and achieves stable sealing performance for high pressure applications solely with the O-ring due to its self-sealing action. It is cost-effective and advantageous for cost management due to its long-term use. For more details, please contact us or download the catalog.

• others

O-rings are synthetic rubber rings designed to seal liquids and gases in reciprocating motions or fixed parts. They are generally installed in grooves and function as seals due to the stress generated by moderate compression. 【Types】 ■ Nitrile Rubber ■ Hydroxylated Nitrile Rubber ■ Silicone Rubber ■ Fluoro Rubber ■ Acrylic Rubber ■ Ethylene Propylene Rubber ■ Styrene Rubber ■ Chloroprene Rubber ■ Tetrafluoroethylene Resin For more details, please contact us or download the catalog.

• others

An O-ring is a synthetic rubber ring designed to seal liquids and gases in reciprocating motion or fixed parts. It is generally installed in a groove and exhibits sealing functionality through the stress generated by moderate compression. 【Failure Examples】 ■ Twisting ■ Galling ■ Flattening ■ Overall Wear ■ Extraction ■ Swelling ■ Hardening ■ Ozone Cracking ■ Overflow For more details, please contact us or download the catalog.

• others

Oil seals are the most commonly used sealing devices made of metal and synthetic rubber, used in the rotating parts of various industrial machinery. They prevent liquid leakage, primarily lubricating oil, from the inside while also preventing the entry of foreign substances from the outside. 【Features】 ○ There are a wide variety of types due to the diversification of usage conditions. For more details, please contact us or download the catalog.

• Hydraulic Equipment
• Power Transmission Equipment
• Axle parts

Oil seals are the most commonly used sealing devices made of metal and synthetic rubber, used in the rotating parts of various industrial machines to prevent liquid leakage, primarily lubricating oil, from the inside while also preventing the entry of foreign substances from the outside. 【Features】 ○ There are a very large number of types available due to the diversification of usage conditions. For more details, please contact us or download the catalog.

• Hydraulic Equipment
• Power Transmission Equipment
• Axle parts

Oil seals are the most commonly used sealing devices made of metal and synthetic rubber, used in the rotating parts of various industrial machines to prevent liquid leakage, primarily lubricating oil, from the inside while also preventing the entry of foreign substances from the outside. 【Features】 ○ There are a wide variety of types due to the diversification of usage conditions. For more details, please contact us or download the catalog.

• Hydraulic Equipment
• Power Transmission Equipment
• Axle parts