ダイコー Product Lineup

Processing Case Overview Product Name: CR Rubber Frame-Shaped Gasket Dimensions: Outer dimension approximately 330 square / Inner diameter with opening / Multiple mounting holes This case is an example of processing a CR rubber frame-shaped gasket used for openings in equipment. The shape includes corners on both the outer and inner perimeters, with mounting holes arranged around it, requiring dimensional reproducibility and assembly compatibility. By adopting water jet processing, which allows for machining according to the drawings without using a die, stable quality manufacturing has been achieved. Product Features (CR Rubber) Neoprene rubber (CR) is a rubber material that has a well-balanced combination of weather resistance, oil resistance, and heat resistance. It is particularly excellent in aging resistance and ozone resistance, making it strong for long-term outdoor use. It also possesses flame retardancy and mechanical strength, and is used in a wide range of applications such as construction gaskets, wire coatings, and industrial components.

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■Overview of Processing Example Product Name: Synthetic Cork Gasket Dimensions: 5K-25A FF (Thickness 6.0t) This example involves the production of a synthetic cork gasket for piping flanges conforming to the 5K-25A FF standard. It uses thick synthetic cork material with a thickness of 6.0t, requiring precision in the central hole and bolt hole positions based on flange standards. Water jet cutting is employed for processing, ensuring uniform cutting surfaces and high hole position accuracy even with thick materials. While maintaining the material's compressive resilience, it achieves stable sealing performance and ease of assembly. ■Product Features (Synthetic Cork) Synthetic cork is a sheet material made by uniformly mixing and compressing cork particles with synthetic rubber (such as NBR). It combines the compressive resilience of cork with the flexibility of rubber, demonstrating stable sealing properties. Its moderate elasticity makes it easy to maintain uniform surface pressure during bolt fastening, making it suitable for gaskets in automotive parts and machine covers, as well as oil pan gaskets. The oil-resistant type is common, but it is not suitable for high-temperature steam or strong solvent environments. It is widely used in applications requiring vibration absorption and sealing properties.

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Overview of Processing Example Product Name: Basotect Insulation and Heat Retention Material Dimensions: Rectangular plate shape (with steps and hole processing) This processing example involves the production of insulation and heat retention materials used around heat sources of industrial equipment and machinery that operate at high temperatures. A stepped shape and hole processing were specified to match the installation conditions, requiring reproducibility and ease of assembly. This project is for the industrial machinery sector, employing water jet cutting to prevent heat radiation, achieving flexible shape adaptation without the use of molds. Product Features (Basotect) "Basotect" is a soft foam made from melamine resin. Due to the properties of melamine resin and its dense cell structure, it possesses characteristics not achievable with conventional foams, offering excellent flame resistance, lightweight, and good processability, making it suitable for a wide range of applications from industrial use to consumer goods.

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■Overview of Processing Example Dimensions: φ120 × φ80 (Thickness 4t) This example involves the processing of a PTFE (Teflon) ring gasket used in the flange part of equipment. Plotter processing is employed for applications requiring chemical resistance and low friction. It ensures reproducibility of inner and outer diameter dimensions and stable cutting quality, contributing to improved sealing during assembly. ■Product Features (PTFE) PTFE (fluororesin) is a high-performance material with exceptional heat and chemical resistance. It withstands almost all acids, alkalis, and solvents, and has minimal leaching of impurities, making it widely used in food, pharmaceuticals, and chemical plants that are sensitive to contamination. It also possesses non-stick and insulating properties, making it a highly reliable resin that maintains stable performance even in harsh environments.

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Overview of Processing Example Product Name: Single Cut Circular Gasket Dimensions: Outer Diameter φ212 / Inner Diameter φ168 Material: PTFE (Teflon) 1t This example involves a circular gasket made of PTFE material with a single cut, enabling retrofitting to existing equipment. It was processed using water jet cutting to meet replacement needs without disassembly. Product Features (Material) PTFE PTFE (fluororesin) is a high-performance material with exceptional heat and chemical resistance. It withstands almost all acids and alkalis, and has minimal leaching of impurities, making it widely used in industries that require contamination-free environments, such as food, pharmaceuticals, and chemical plants. It also possesses non-stick and insulating properties, providing reliable performance even in harsh conditions.

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Overview of Processing Example Product Name: MT Plate (Stainless Steel) Ring Gasket Dimensions: φ120×φ63 This processing example is a stainless steel ring gasket used in industrial machinery equipment. It has an outer diameter of φ120 and an inner diameter of φ63, and is used for sealing at the flange part of equipment. The material used is MT Plate (stainless steel), and laser processing is employed to stabilize the dimensional accuracy of the inner and outer diameters. The non-contact nature of laser processing minimizes the load on the material while ensuring uniform and highly reproducible processing quality. Product Features (MT Plate) MT Plate (stainless steel) is a plate material made from stainless steel that excels in corrosion resistance and mechanical strength. It is used for partition plates, cover components, structural parts, and more in piping equipment and machinery, demonstrating stable dimensional accuracy and durability. Laser processing allows for precision shapes, including multiple hole processing and irregular shape processing, making it widely adopted as components for various industrial equipment and machinery.

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Product Name: D5400 Split Gas Gasket Dimensions: φ370×φ231 (8 holes φ17) This case is a gasket for large-diameter flanges used in industrial machinery equipment. It adopts a split structure to allow for replacement without disassembling existing piping. The hole position accuracy is ensured through water jet processing, preventing bolt interference and improving assembly workability. This is a processing case that can accommodate large diameters and custom specifications. Product Features (D5400) This is a gasket made by applying natural rubber to glass cloth and molding it into the specified shape. It has excellent thermal insulation properties and is environmentally friendly as it is non-asbestos. There are various processing methods such as sewing, and it is capable of processing large diameters. It is used for high-temperature duct sealing.

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Processing Case Overview Product Name: D5400 Ring Gasket Dimensions: 10t φ580×φ450 P520 φ15-12 This is a large-diameter ring gasket with a thickness of 10mm made from D5400 material. It has an outer diameter of φ580 and an inner diameter of φ450, with 12 holes processed using P520. By adopting water jet processing for this thick plate with multiple holes, we minimized thermal effects, achieving stable dimensional accuracy and uniform cutting surfaces. This is a processing example for high-temperature duct applications. Product Features (D5400) This gasket is made by applying natural rubber to glass cloth and shaping it into the required form. It has excellent thermal insulation properties and is environmentally friendly as it is non-asbestos. Various processing methods, including sewing, are available, allowing for large-diameter processing. It is used for high-temperature duct seals.

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In the energy industry, stable operation of plants and equipment is required, and the selection of gaskets is essential to prevent energy loss due to leaks and ensure efficient operation. Particularly in equipment that operates in high-temperature and high-pressure environments or uses various fluids, selecting the appropriate gasket material is crucial. Our gasket fluid compatibility chart allows for easy determination of gasket suitability for a vast array of fluids, including water-based fluids, oil-based fluids, solvents, and corrosive fluids. This supports the selection of appropriate gaskets and contributes to the stable operation of equipment and improved energy efficiency. 【Usage Scenarios】 - Plant piping - Heat exchangers - Various tanks - Chemical plants - Oil refining 【Benefits of Implementation】 - Reduced leak risk - Stable operation of equipment - Mitigation of energy loss - Reduction of maintenance costs

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In the gas piping industry, high airtightness is required because gas leaks can lead to serious accidents. Especially in environments handling flammable or toxic gases, it is crucial to minimize the risks of explosions or poisoning due to gas leaks. Our gasket fluid compatibility chart is designed to easily determine the materials of gaskets suitable for various gases, supporting the construction of safe gas piping systems. 【Usage Scenarios】 - Gas supply facilities - Chemical plants - Research facilities - Semiconductor manufacturing 【Benefits of Implementation】 - Reduces gas leaks and enhances safety - Cost reduction through proper gasket selection - Optimization of maintenance cycles - Reduction of accident risks

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In the water treatment industry, high durability against corrosive fluids is required. Corrosion can accelerate the deterioration of equipment and potentially lead to environmental pollution and safety issues due to leaks. Selecting the appropriate gasket helps reduce these risks and contributes to the longevity of the equipment. Our gasket fluid compatibility chart is an intuitive resource that allows for easy assessment of gasket compatibility with a wide range of fluids, including water-based fluids, oil-based fluids, solvents, and corrosive fluids. 【Usage Scenarios】 - Water treatment plants - Wastewater treatment facilities - Facilities handling chemical substances 【Benefits of Implementation】 - Reduced corrosion risk - Improved equipment reliability - Lower maintenance costs

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In the aerospace industry, reducing the weight of aircraft is essential for improving fuel efficiency and performance. When selecting gaskets, lightweight and high-performance materials are required. Choosing the appropriate gasket is crucial for ensuring the safety and reliability of the aircraft. Our gasket fluid compatibility chart is designed to easily determine the materials of gaskets suitable for various fluids, supporting both weight reduction and performance. 【Usage Scenarios】 - Aircraft engines, fuel systems, hydraulic systems - Space rockets, artificial satellites - Aircraft parts pursuing weight reduction 【Benefits of Implementation】 - Reduction of aircraft weight through appropriate gasket selection - Ensuring compatibility with diverse fluids - Streamlining design and maintenance operations - Improvement of safety and reliability

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In the power industry, the safe operation of equipment is the most important issue. In particular, gaskets used in high-temperature and high-pressure environments play a crucial role in preventing fluid leakage and averting accidents. Proper gasket selection is essential for ensuring stable operation and safety of equipment. This document, "Gasket Fluid Compatibility Table," covers a vast array of fluids that may be used in power equipment, including water-based fluids, oil-based fluids, solvents, and corrosive fluids, allowing for an intuitive assessment of gasket compatibility with each fluid using "◎・A・X." It streamlines the gasket selection process for busy design and maintenance personnel, supporting safe equipment operation. 【Usage Scenarios】 - Power plants - Substations - Transmission equipment - Various plants 【Benefits of Implementation】 - Reduced risk of fluid leakage - Stable operation of equipment - Lower maintenance costs - Improved safety

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In the semiconductor industry, the contamination of minute impurities during the manufacturing process can have a serious impact on product quality and performance. Particularly in environments that require high purity, the leaching of trace components from gaskets and compatibility with fluids become critical issues. Proper gasket selection is essential for improving product yield and reducing manufacturing costs. Our "Gasket Fluid Compatibility Chart" evaluates the compatibility of gaskets with various fluids used in the semiconductor manufacturing process on a three-tier scale of ◎, A, and X, designed for intuitive judgment. This enables the rapid selection of optimal gaskets and helps maintain a high-purity environment. [Usage Scenarios] - Piping in clean rooms - Chemical supply lines - Ultrapure water production equipment [Benefits of Implementation] - Reduced risk of foreign matter contamination - Improved product quality - Stabilization of the manufacturing process

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In the food industry, hygiene management in the manufacturing process is extremely important. In particular, the selection of gaskets that may come into contact with food is essential for preventing foreign matter contamination and pollution. By choosing the appropriate gaskets, we can maintain product quality and ensure consumer safety. Our gasket fluid compatibility chart is designed to easily determine the compatibility of gaskets with various fluids used in food manufacturing. 【Usage Scenarios】 - Sealing of piping and equipment in food factories - Environments using cleaning agents and disinfectants - Compatibility with various fluids in the food manufacturing process 【Benefits of Implementation】 - Reduction of foreign matter contamination risks - Maintenance of product quality - Compliance with hygiene management standards

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In the petrochemical industry, preventing fluid leaks is essential for the safety and efficient operation of plants. This is particularly important in plants handling high-temperature, high-pressure, and corrosive fluids, where proper gasket selection becomes crucial. Inappropriate gasket selection can increase the risk of accidents and operational shutdowns due to leaks. Our "Gasket Fluid Compatibility Chart" allows for an intuitive assessment of gasket compatibility with various fluids, including water-based fluids, oil-based fluids, solvents, and corrosive fluids, using a simple "◎・A・X" rating system. This enables customers to quickly select the optimal gasket and reduce leak risks. 【Usage Scenarios】 - Petrochemical plants - Chemical plants - Piping systems - Various tanks 【Benefits of Implementation】 - Reduced risk of leak accidents - Improved plant safety - Lower maintenance costs - Enhanced operational efficiency

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In the pharmaceutical industry, preventing contamination (foreign matter intrusion) is extremely important to ensure product quality. In particular, gaskets used in the manufacturing process can increase the risk of contamination through contact with fluids. Selecting the appropriate gasket is essential for maintaining product safety and ensuring compliance with regulations. This document clarifies the compatibility of various gaskets for different fluids used in pharmaceutical applications and supports the selection process to reduce contamination risks. 【Usage Scenarios】 - Pharmaceutical manufacturing processes - Cleanroom environments - Equipment using various pharmaceutical liquids, cleaning agents, and solvents 【Benefits of Implementation】 - Reduction of contamination risks - Improvement of product quality - Compliance with regulations

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In the automotive industry, the reliability of seals for various fluids such as engine oil, coolant, and brake fluid is essential. In particular, seals used in high-temperature and high-pressure environments require durability. Improper material selection can lead to leaks and degradation, potentially resulting in serious accidents. This document provides a list of the compatibility of rubber materials used for automotive seals with various fluids. 【Application Scenarios】 - Engine oil seals - Brake caliper seals - Fuel system seals - Coolant system seals 【Benefits of Implementation】 - Increased longevity of seals through appropriate material selection - Reduced risk of leaks - Optimization of parts replacement cycles - Cost reduction

• Rubber

Processing Case Overview Product Name: Glass Cloth Gasket Dimensions: φ435 × φ358 This case is a processing example of a large-diameter gasket used in electric furnace-related equipment. It has a ring shape made from glass cloth material, features multiple bolt holes, and requires heat resistance and stable sealing performance. By adopting water jet processing, it ensures dimensional accuracy without the need for a die, improving assembly compatibility on-site.

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Product Name: Oval Packing Material: V7020 1.5t This case study involves the processing of oval packing made from V7020, intended for ultra-low temperature applications. The oval shape tends to have an uneven stress distribution compared to circular shapes, and the inner and outer dimensions along with curve reproducibility significantly affect sealing performance. By adopting water jet processing, we avoided the thermal impact risks associated with PTFE fillers and smoothly reproduced free curves. We achieved stable dimensional control even under a tolerance condition of ±0.5. In ultra-low temperature environments such as LNG, liquid nitrogen, and liquid oxygen, maintaining material properties and surface pressure stability is crucial. This product is designed as a sealing component to meet those requirements.

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■ Overview of Processing Example Product Name: Cut-out Gasket Dimensions: Outer Diameter φ172 × Inner Diameter φ142 (P157/R7U Cut-out-2) This example showcases the processing results of a non-standard ring gasket using No.6500 (3.4t). The specification includes two cut-out sections with R shapes, designed for positioning and interference avoidance. By adopting water jet processing, we achieve high precision in reproducing free curves while minimizing thermal effects. The simultaneous accuracy of the cut-out position and outer dimensions is ensured.

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Processing Case Overview Product Name: Square C-Type Gasket Dimensions: 80W × 100L Drawing Number: TD0030947B This case involves the processing of a square C-type gasket using TOMBO No.1995 (3t). The shape includes a central hole and bolt holes, requiring a balance between external dimensions and hole position accuracy. It is used as a sealing component for industrial equipment, and the square C-type specification aims to prevent positional displacement during assembly and improve work efficiency. By adopting water jet processing, we achieved a short delivery time without the need for molds, ensuring stable dimensional reproducibility and uniform cutting surface quality.

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■Overview of Processing Example Product Name: Rectangular Perforated Gasket Dimensions: 1.5t 45W×145L (22φ×2・11φ×1) This processing example involves the production of a rectangular plate-shaped gasket using TOMBO No.1995. It features a design with three holes of different diameters, serving as both fastening bolt holes and fluid passage holes. It is used in piping connections for industrial machinery, where the accuracy and reproducibility of hole positions are emphasized. Water jet processing was employed to avoid excessive stress on the material, stabilizing hole diameter and position accuracy. In particular, it suppressed burrs and distortions even in small diameter hole processing, reducing misalignment during assembly.

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Processing Case Overview Product Name: TOMBO No.1993 Gasket Dimensions: 3t φ220×φ166 This processing case involves the production of a circular gasket used in electric furnace-related equipment. It features a circular structure for both the inner and outer diameters, with evenly spaced bolt holes. It is designed for use in high-temperature environments, requiring stable sealing performance and assembly precision. To ensure dimensional accuracy and reproducibility, water jet processing was employed, finishing the shape as per the design while minimizing thermal effects on the material.

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Overview of Processing Example Product Name: CR Rubber Soft Gasket (with One-Sided Tape) Dimensions: 125W × 180L × φ111.1 Specifications: Thickness 3t / φ10 holes × 4 This product is a one-sided tape gasket made from CR rubber soft material. It has a rectangular shape with outer dimensions of 125mm × 180mm, featuring a central opening of φ111.1 and four φ10 holes. Soft rubber has a tendency to stretch and contract during processing, but by using water jet processing, we achieved high-precision machining without thermal impact, while maintaining the material properties. The one-sided tape specification improves workability and contributes to the efficiency of positioning tasks. This is a processing example that has stably accommodated mass production of 100-piece lots.

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■Overview of Processing Example Product Name: TOMBO No.1993 Gasket Dimensions: 3t φ220×φ166 This processing example involves the production of a circular gasket used in electric furnace-related equipment. It features a circular structure for both the inner and outer diameters, with evenly spaced bolt holes. It is designed for use in high-temperature environments, requiring stable sealing performance and assembly accuracy. To ensure dimensional accuracy and reproducibility, water jet cutting was employed, finishing the shape as per the design while minimizing thermal impact on the material.

• Composite Materials

■Overview of Processing Example Product Name: CR Rubber Soft Gasket (with Single-Sided Tape) Dimensions: 125W × 180L × φ111.1 Specifications: Thickness 3t / φ10 holes × 4 This product is a single-sided tape gasket made from CR rubber soft material. It has a rectangular shape with outer dimensions of 125mm × 180mm, featuring a central opening of φ111.1 and four φ10 holes. Soft rubber has a tendency to stretch and contract during processing, but by adopting water jet processing, we achieved high-precision machining without thermal impact, while maintaining the material properties. The single-sided tape specification improves workability and contributes to the efficiency of positioning tasks. This is a processing example that can stably handle mass production of 100 pieces per lot.

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■Overview of Processing Example Product Name: TOMBO No.1995 Gasket Dimensions: 22×16×1t (Inner Diameter Tolerance 0 to +0.5) This processing example involves the production of a small-diameter ring-shaped gasket using TOMBO No.1995. Due to the small diameter and specified inner diameter tolerance, water jet processing was adopted to achieve both shape reproducibility and dimensional accuracy. By adjusting the cutting conditions and cutting sequence, a finish that considers assembly compatibility has been realized.

• Composite Materials

■Overview of Processing Example Product Name: PVC Plate Irregular Hexagonal Parts Dimensions: 120W × 136L (R5-4) This case is a processing example of PVC plate parts used inside industrial equipment. The outer shape is an irregular hexagon, and since standard sizes could not accommodate this, custom processing was required. Under conditions where mounting accuracy and shape reproducibility are demanded, water jet cutting was adopted, allowing for processing according to the drawings without the use of a die, resulting in stable quality production.

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■Overview of Processing Example Product Name: Inspection Port Gasket Dimensions: 146.35W × 270L (Opening Angle 176°, Plate Thickness 5t, Mounting Holes φ8・φ10) This processing example is for a gasket designed for the inspection port of equipment. To ensure dimensional accuracy and shape reproducibility for the specifications that include curved contours and mounting holes, water jet processing has been adopted.

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■Overview of Processing Example Product Name: Packing for Well Dimensions: Outer Diameter φ258 × Inner Diameter φ165.2 (P224) This processing example is for a packing used in the flange part of well equipment. It features a notched shape on the outer circumference and has eight evenly spaced bolt holes, designed with consideration for the installation position. For customers in the well equipment-related field, water jet processing is employed to ensure dimensional accuracy and shape reproducibility.

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■Overview of Processing Example Dimensions: 74φ × 49φ This example involves the processing of a transparent ring-shaped gasket made of soft PVC (transparent) for use inside a device. Water jet processing, which does not cause thermal effects, was adopted to ensure visibility for applications where it is necessary. It ensures reproducibility of inner and outer diameter dimensions and stable appearance quality, contributing to ease of handling during assembly.

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■Overview of Processing Example Product Name: CR Rubber Flame Retardant Gasket Dimensions: 1t 60W×105L Specifications: φ3.5 hole × 4 This is a thin gasket made from CR rubber flame retardant type (equivalent to UL94V-0). It has a 60mm × 105mm outer shape with four small diameter φ3.5 holes processed. By adopting water jet processing for the thin and small diameter hole specifications, we have suppressed thermal effects and achieved stable dimensional accuracy.

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■Overview of Processing Example Product Name: Vibration-Damping Rubber Packing Dimensions: t3 × 90W × 90L This processing example involves the manufacturing of vibration-damping rubber packing used for vibration control in equipment. The specification features an octagonal shape, requiring adaptation to the installation conditions. To ensure dimensional reproducibility and stable processing accuracy, water jet cutting has been adopted.

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■Overview of Processing Example Product Name: Washi Adhesive Gasket Dimensions: As specified in the drawing This processing example involves the production of a washi adhesive gasket used for sealing applications in equipment housings. The outer and inner periphery processing in a frame shape was specified, requiring positioning accuracy and stable reproducibility during assembly. To avoid thermal effects and material deformation, water jet processing was selected, achieving a balance between dimensional accuracy and assembly compatibility.

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■Overview of Processing Example Product Name: Frame-Shaped Seal (Two-Part with C) Dimensions: t3 × 416W × 1280L (φ9-16) This processing example involves the production of a frame-shaped sealing material used in industrial equipment enclosures. Given its long length and the shape that surrounds an opening, a two-part structure and a positioning C shape were specified to consider the assembly workability and transportability on-site. The client's industry is related to industrial equipment. To ensure prevention of misalignment during assembly and stable sealing performance, shape accuracy and reproducibility were emphasized. Water jet processing was selected for its flexibility in accommodating shape changes and divisions without using a die, achieving both dimensional accuracy and assembly compatibility, including at the division points.

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■Overview of Processing Example This case involves the processing of a gasket with a lower cut using the V6500 joint sheet. The outer circumference is primarily circular in shape, but it features a linear cut at the lower part of the gasket, which was specified to avoid interference with the equipment structure and surrounding components. The bolt holes are evenly spaced, requiring a balance between hole position accuracy and outer shape precision. In this case, water jet processing was adopted without using a die. By continuously processing the arc section and the lower cut section, we achieved the reproduction of the shape as per the design data and improved positioning accuracy during assembly.

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■Overview of Processing Example Product Name: Inspection Port Gasket Dimensions: R382×R370 (Thickness 5t, Mounting Hole φ9) This processing example involves the manufacturing of a gasket for the inspection port provided in equipment. Water jet cutting is employed to ensure dimensional accuracy and shape reproducibility for the specifications that include both outer and inner shapes with curved contours and mounting holes.

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■Overview of Processing Example Product Name: Branch-Type 2-Pass Gasket Dimensions: Outer Diameter φ173 × Inner Diameter φ127 (P153) This processing example involves the manufacturing of a branch-type 2-pass structure gasket used for piping and equipment. To ensure dimensional accuracy and shape reproducibility for the 2-pass shape with internal partitions and branch-type outer shape, water jet processing has been adopted.

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■Overview of Processing Example Product Name: Gasket for Water Level Gauge Dimensions: 10/34W × 346/370L This processing example involves the production of a gasket for a water level gauge used in thermal equipment. In addition to its elongated shape, it features openings with rounded ends, requiring uniform dimensional accuracy throughout its length. Given that the operating environment is in a high-temperature range, T-6750-S material was selected for its heat resistance and shape stability. Water jet cutting was employed for processing, allowing for the reproduction of the shape as per the drawings without imparting thermal effects or stress to the material.

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■Overview of Processing Example Product Name: Adhesive Silicone Rubber Strip Dimensions: 1t × 5W × 190L With a narrow width of 5mm and a total length of 190mm in a linear configuration, stable processing accuracy was required to minimize dimensional variation and distortion during cutting. In particular, adhesive materials are prone to dragging of the adhesive layer and irregularities on the cutting surface during blade processing, which can lead to unstable quality. In this case, by adopting water jet processing, a stable cut of the linear shape was achieved without applying heat or mechanical stress. This helped to suppress the peeling of the adhesive layer and enabled component supply that considered positioning accuracy and workability during the attachment process.

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■Overview of Processing Example Product Name: Eptsealer Corner Cut Packing Dimensions: 170□ × φ83 Specifications: EC110 (5t) + EE1010 (25t) with tape This case involves the processing of a corner packing made from EPDM foam material "Eptsealer." It has a structure with a central circular opening and is used for housing sealing applications. Due to the tape-attached specification, accuracy in the attachment position and stability of the outer dimensions were required. By using water jet processing, high-quality cutting surfaces with minimized deformation were achieved even with flexible foam materials.

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■Overview of Processing Example Product Name: Frame Gasket with Inner and Outer R Dimensions: Inner and Outer R Shape / Frame Shape (as specified in the drawing) This example involves the processing of an NBR rubber gasket used in the opening of a device. The inner and outer perimeters have R specifications, requiring interference prevention during assembly and stable sealing performance. By adopting water jet processing, which excels in shape reproducibility without the use of a die, we have manufactured it with precision as per the design.

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We would like to introduce a case where we manufactured a gasket for a screw pump gear case using the expansion graphite joint sheet "TOMBO No. 1120" with a thickness of 0.5mm, based on the drawings provided by the customer. The size is 220mm x 384mm, and the processing details include 14 bolt holes with a diameter of 14mm and 2 main port holes with a diameter of 130mm, which are precision tasks. Using our plotter processing machine, we accurately cut the very thin and delicate material according to the CAD data without damaging it. 【Processing Features】 ■ No die required, can handle from one piece ■ Precision cutting for thin materials ■ Easy repeat orders with data storage *For more details, please download the PDF or feel free to contact us.

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As a countermeasure against oil leaks in hydraulic equipment and transformers, the highly trusted "Three Sheet Packing (Viscous Body Impregnated Sheet Gasket)" is available. This special gasket manufactured by ThreeBond is a revolutionary material that combines the "ease of handling of solid sheets" with the "sealing properties of liquid gaskets." In this article, Daiko Co., Ltd. will explain the mechanism of the Three Sheet, the differentiation of four types according to surface pressure (H type, S type, T type, F type), and detailed selection criteria. *For more details on the column, you can view it through the related link. For more information, please download the PDF or feel free to contact us.

• Sealing