幸電機製作所 List of Products and Services

At Kodenki Seisakusho, we undertake the design and manufacturing of electric heaters and electric heating devices. The beginning of our fluoropolymer technology is in welding. Fluoropolymers possess excellent heat resistance, chemical resistance, and electrical insulation properties, making them widely used as highly reliable materials in various fields due to their unique non-stick properties and low wear. We utilize highly reliable fluoropolymer PFA shrink tubes as our material. With this technology, we can achieve melting in various shapes. If you have any design concerns, please feel free to let us help you think through them. 【Product Line】 ■ Fluoropolymers ■ Cast heaters ■ Heating rollers ■ Temperature measuring bodies ■ Others *For more details, please refer to the PDF document or feel free to contact us.

• Other heaters
• Aluminum heater
• Contract manufacturing

At Kidenki Seisakusho, we handle "cylindrical heaters." Similar to standard type heaters, by applying swaging processing, the magnesia inside the sheath is integrated with the heating wire, enhancing thermal conductivity, insulation, and pressure resistance, resulting in a robust and durable heater. We offer "screw-in type" and "plate flange type" heaters. Please feel free to contact us when you need assistance. 【Features】 ■ The magnesia inside the sheath is integrated with the heating wire ■ Enhances thermal conductivity, insulation, and pressure resistance, making it robust and durable *For more details, please refer to the PDF document or feel free to contact us.

• Other heaters

At Koden Electric Manufacturing, we handle "Immersion Heaters." These heaters are designed for heating liquids and can be easily immersed in tanks, oil reservoirs, and chemical solutions (alkali, salt baths), without modifying the containers. Additionally, we also manufacture waterproof models for outdoor use. Please feel free to contact us when you need assistance. 【Features】 ■ Heaters for liquid heating ■ Easy to immerse without modifying the container ■ Waterproof models available for outdoor use *For more details, please refer to the PDF document or feel free to contact us.

• Other heaters

We would like to introduce a case study of the production of "heat exchangers" by Kodenki Seisakusho. By covering copper pipes, stainless steel pipes, titanium pipes, etc., with fluororesin heat shrink tubes and heating them, they adhere closely to the metal pipes. Based on many years of experience in this field, we have selected a durable and wear-resistant fluororesin as the coating material. Additionally, the fluororesin tubes can be cut to the required length and bent into various shapes, allowing us to customize our products to meet your specific requirements, and we also offer processing services. 【Features】 ■ Adheres to metal pipes by covering them with fluororesin heat shrink tubes and heating them ■ Fluororesin tubes can be cut to the required length and bent into various shapes ■ Suitable for use in highly corrosive chemical solutions ■ Minimal adhesion of water stains and scale deposits ■ Contaminants can be easily removed with just water, making cleaning simple *For more details, please refer to the PDF document or feel free to contact us.

• Other heaters

We would like to introduce some case studies of industrial heaters produced by Kidenki Seisakusho. The "high-pressure heater" is a general-purpose flange-type heater mainly used as a large-capacity heater. The heater is made of stainless steel and is used for heating high-pressure gases such as compressed air and corrosive gases. Additionally, the "heating roller" is used in machines for films and laminates by heating the rollers. If the rollers are lined with fluororesin, they are also suitable for equipment related to food. In addition to these, we have various other case studies such as "silicone rubber heaters" and "heat plate heaters," so please feel free to contact us when you need assistance. [Case Studies] ■ Silicone Rubber Heater ■ High-Pressure Heater ■ Hot Nozzle Casting Heater *For more details, please refer to the PDF materials or feel free to contact us.

• Other heaters

The "flange-type heater" can be installed without the use of special tools or jigs, as it utilizes standard flanges. There is no concern about liquid leakage with permeable liquids compared to screw-type connections. It is suitable for areas where internal pressure, vapor pressure, or mechanical pressure is applied, and explosion-proof terminal boxes can also be manufactured. 【Features】 ■ Uses standard flanges ■ Can be installed without special tools or jigs ■ No concern about liquid leakage with permeable liquids compared to screw-type connections ■ Suitable for areas where internal pressure, vapor pressure, or mechanical pressure is applied ■ Explosion-proof terminal boxes can also be manufactured *For more details, please refer to the PDF document or feel free to contact us.

• Other heaters

Fluororesin heaters determine their lifespan based on how efficiently heat conduction is designed. Cartridge heaters must undergo swaging processing to eliminate the disconnection of nichrome wire, and they must also have perfect dielectric strength and insulation resistance. This product is a cartridge heater coated with a fluororesin (PFA resin) heat shrink tube that has excellent adhesion to the heater. Additionally, the terminal part is processed by welding to prevent liquid intrusion. 【Features】 ■ No contamination by metal ions ■ Products that have passed our standard dielectric strength test of 3000V ■ Excellent thermal conductivity due to the fluororesin being adhered to the heater ■ Heater that fully utilizes the properties of chemical resistance, heat resistance, and non-stickiness *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

Titanium material does not cause ionization phenomena, so it requires purity. It is a suitable heater for heated objects. It is effective for heating and maintaining the temperature of corrosive liquids such as weak acids, weak alkalis, seawater, hot springs, groundwater, wastewater, and plating solutions, and may be superior to stainless steel heaters in some cases. *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

The "Titanium Plate Flange Heater" is made of a corrosion-resistant alloy, offering excellent durability. It can be manufactured in sizes ranging from small heaters to large heaters, using standard plate flanges for applications such as scientific machinery, seawater devices, semiconductor equipment, and plating equipment. The heater elements can be constructed with a number of configurations, from 3 to 36 elements. 【Structure】 ■ A spiral nichrome wire is centered within a titanium pipe (bare tube), filled with insulating powder, and the titanium pipe is then constricted. ■ The interior of the pipe hardens to a concrete-like state, creating an oxygen-free environment to prevent oxidation of the nichrome wire. ■ Eliminating insulation degradation results in a heater with excellent safety and durability. *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

This product is a revolutionary environmentally friendly heater that has been completely resolved. It can be used simply by immersing the entire sheath in liquid without considering the non-heating parts, allowing for use with the minimum necessary liquid volume. The material of the pipes inside the fluororesin, such as titanium and Inconel, can be changed according to the application, and it can be used in both vertical and horizontal orientations. It can be installed using the lead wire section, making it easy to work with. 【Features】 ■ Can be used simply by immersing the entire sheath in liquid without considering the non-heating parts ■ The material of the pipes inside the fluororesin can be changed according to the application ■ Usable in both vertical and horizontal orientations, and can be installed using the lead wire section, making it easy to work with *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

This product is a fluororesin submersible cartridge heater. By combining the safety terminal technology of the fluororesin cartridge heater with the safety adhesion technology at the mouth, we have achieved a unified design of the heater body, non-heating section, and lead wire section within the sheath. The lead wire section is also treated with the same fluororesin coating process as the heater body, preventing moisture intrusion from the outside of the lead wire. 【Features】 ■ Remote operation (extending the lead wire to operate from another room) is possible ■ Avoids unpleasant steam odors generated during heating of chemicals in poor factory environments ■ Achieves a unified design of the heater body, non-heating section, and lead wire section within the sheath ■ Prevents moisture intrusion from the outside of the lead wire *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

This product does not undergo thermal degradation even at high continuous use temperatures, but in particular for high-temperature use, PFA resin is used. (Heater surface temperature MAX 210°C) With low dielectric constant and minimal dielectric loss tangent, it is resistant to most chemicals. It has cut-through resistance, abrasion resistance, and impact strength, making it difficult for any adhesive substances to stick, and even if they do, they can be easily removed. 【Features】 ■ Excellent heat resistance ■ Excellent electrical properties ■ Excellent chemical resistance ■ Excellent mechanical properties ■ Excellent non-stick properties *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

The interior of the heater, which has undergone swaging processing, is hard like concrete, and accidents such as disconnection or insulation failure of the nichrome wire are not expected even when bent. This product is a completed heater that has been coated with fluororesin for enhanced safety, and the tip is made using fluororesin melting processing. This heater can be produced up to a maximum length of 4000L. Additionally, various bending processes such as L-shaped, U-shaped, and Z-shaped can be performed. 【Features】 ■ Can be produced up to a maximum length of 4000L ■ Various bending processes such as L-shaped, U-shaped, and Z-shaped are possible ■ Can be freely designed according to the specifications of the heating section ■ No issues with use in ultrasonic tanks *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

This product, like standard type heaters, is processed through swaging, which integrates the magnesia inside the sheath with the heating wire, enhancing thermal conductivity, insulation, and pressure resistance, resulting in a robust and durable heater. It has been swaged to a diameter of φ54 to φ49. Conventional fluororesin heaters have been improved because the integration with the flange mounting screws can lead to screw stripping and damage due to tightening torque loads. 【Features】 ■ The structure is a separate type that separates the heater part from the screw part. ■ Sealing effect due to 2-inch tapered screws. ■ Sealing effect from internal pressure on the heater part. ■ No risk of damage from torque, eliminating concerns about liquid leakage. ■ Can be manufactured in sizes from φ12 to φ49 and lengths up to 4000L. *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

Introducing the fluororesin-coated sheath heater. Models available include "KKD-11A," "KKD-14A," "KKD-20A," "KKD-11B," "KKD-14B," and "KKD-20B." The fluororesin tube is transparent, so please be careful not to scratch it when handling. If using tools such as metal fittings or cutters (for example, when opening the packaging), exercise caution. 【Specifications (excerpt)】 ■KKD-11A ■Voltage: 100 ■Power: 0.5 ■Standard dimensions: A290, B110, C80 ■Number of turns: 2 ■Temperature: 80℃ *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements

The product efficiently exchanges heat through direct conductive convection with water, oil, cleaning solutions, etc. The sheath heater (heater element) and plug part are made of stainless steel, making them resistant to corrosion and ensuring a long lifespan. There are various watt densities of heaters available depending on the type of liquid being heated, its application, and the heating temperature. Applications include heating elements for pure water production, water heating boilers, water heaters, bathtubs, food oil heating fryers, and maintaining the temperature of machine oil. 【Features】 ■ High efficiency heat exchange through direct conductive convection with water, oil, cleaning solutions, etc. ■ The sheath heater (heater element) and plug part are made of stainless steel, making them resistant to corrosion and ensuring a long lifespan. ■ Various watt densities of heaters are available according to the type of liquid being heated, its application, and the heating temperature. *For more details, please refer to the PDF document or feel free to contact us.

• Other machine elements
• Heat exchanger

The "Teflon-coated cartridge heater (φ49)" is a robust and durable product that enhances thermal conductivity, insulation, and pressure resistance by integrating the magnesium inside the sheath with the heating wire through swaging processing. The structure is a separate type that separates the heater part from the screw part. With a Teflon material providing a sealing effect through a 2-inch tapered screw and a sealing effect against internal pressure on the heater part, there is no risk of damage due to torque, and concerns about liquid leakage are eliminated. 【Features】 ■ Robust and durable heater ■ Swaged from a thickness of φ54 to φ49 ■ Capable of manufacturing up to 4000L ■ Structure is a separate type that separates the heater part from the screw part *For more details, please refer to the PDF materials or feel free to contact us.

• Other heaters

Our company handles "heaters for heating and insulation" for plastic molding, various piping, valves, etc. This field often involves complex shapes, which is where our cast-in heaters excel. The heater contact surface achieves high precision through machining, and in cases where rapid cooling is required, we can cast in water cooling pipes, create cooling air grooves on the contact surface, or provide cooling fins on the outer surface. 【Features】 ■ The heater contact surface achieves high precision through machining. ■ In cases requiring rapid cooling, we can cast in water cooling pipes, create cooling air grooves on the contact surface, or provide cooling fins on the outer surface. ■ Cast-in heaters for piping and valves can be manufactured in complex shapes such as S-type and L-type. ■ The heating surface can be secured with bolts. ■ Large cast-in heaters can be manufactured by dividing a single heater into (3.4 segments). *For more details, please refer to the PDF document or feel free to contact us.

• Other heaters

The "cast-in heater" is a product that has undergone bending processing necessary for sheath heaters and is cast into materials with good thermal conductivity such as aluminum, aluminum bronze, and brass. It is robust and exhibits excellent adhesion due to machining, with outstanding thermal conductivity and surface temperature distribution. The heater contact surface achieves high precision through machining, and in cases requiring rapid cooling, water cooling pipes can be cast in simultaneously, allowing for use in both heating and cooling. 【Features】 ■ Almost all heaters can be manufactured if a wooden mold can be produced. ■ The compressed workpiece (or mold) maintains surface processing and flatness characteristics, ensuring consistently stable products. ■ Various processing methods are available for melting plastic heat plates, melting joint surfaces, and other applications. ■ Processing the heater surface can enhance chemical resistance and assist in the drying of printed materials and feeding. ■ The use of temperature sensors increases safety and excels in rapid heating and cooling. *For more details, please refer to the PDF document or feel free to contact us.

• Aluminum heater

The "Flat Casting Heater" is a product that enables the use of clean energy at high temperatures and allows for larger workpieces. Shapes and dimensions can be designed and manufactured as desired. It has excellent thermal conductivity, and the surface temperature of the heater is uniform. By incorporating holes, it can also be used as a heating plate for semiconductor production lines (for porous adsorption heating), and by embedding cooling pipes, both heating and cooling can be achieved. 【Features】 ■ Shapes and dimensions can be designed and manufactured as desired ■ Excellent thermal conductivity, with a uniform surface temperature of the heater ■ Indirect heating is possible from the outside of the tank or vessel in cases of flammability or corrosion ■ Surface treatments (such as Teflon coating, anodizing, and far-infrared generation treatment) allow for various applications ■ By incorporating holes, it can also be used as a heating plate for semiconductor production lines (for porous adsorption heating) *For more details, please refer to the PDF document or feel free to contact us.

• Other heaters

The complete terminal welding technology of Teflon cartridge heaters and the special technique for achieving complete adhesion at the mouth have been combined, integrating the heater body, non-heating section, and lead wire section within the sheath. ◆ By changing the support of Teflon, various heaters can be manufactured. ◆ Products over 6 units will require separate design. ◆ In addition, we also handle "U-shaped," "KSD heaters," "Ring L-type heaters," and "Ring S-type heaters." Features ● Due to the cartridge type (one side completely welded at the terminal due to our company's long-standing technology development), the lead wire is unidirectional, allowing for flexible installation orientation and shape. ● It can be used simply by immersing the entire sheath in liquid without considering the non-heating section, allowing for use with the minimum necessary liquid volume. ● The small diameter of the sheath makes it lightweight and allows for flexible design shapes. ● The material of the pipe inside the Teflon can be changed according to the application (e.g., titanium, Inconel, Hastelloy, niobium, etc.). ● It can be used in both vertical and horizontal orientations, and installation can be done by holding the lead wire section, making it easy to work with. ● The lead wire is long, allowing for remote operation.

• Other heaters