カンセンエキスパンダー工業 Product Lineup

Our company offers a "Wrinkle Automatic Removal Device" that reduces the burden of visual inspection for wrinkles by operators. When wrinkles occur, a dedicated system measures and detects the condition of the sheet, automatically adjusting the expander roll to the appropriate curvature. After the automatic adjustment of the expander roll, wrinkles are removed, improving the finish of the product. 【Features】 ■ Reduces the burden of visual inspection for wrinkles by operators ■ Improves yield through automatic detection and removal of wrinkles ■ Saves and manages the occurrence of wrinkles ■ Ensures operator safety by allowing confirmation and operation from outside the site ■ Stable operation 24 hours a day ■ The OK/NG line for wrinkles can be adjusted according to customer requirements *For more details, please refer to the PDF document or feel free to contact us.

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The "Wrinkle Detection System" is a system that can detect wrinkles that occur when processing materials such as film, copper foil, and aluminum foil. It saves the position and images of the wrinkles, allowing for feedback. By installing it in areas where wrinkles are likely to occur during processing, it demonstrates its effectiveness. Additionally, by combining it with an expander roll, it can even perform automatic wrinkle removal. 【Features】 ■ Prevention of defective product outflow ■ Yield improvement ■ Mapping ■ High-speed transport compatibility ■ High-precision system ■ Monitoring *For more details, please refer to the PDF document or feel free to contact us.

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The "Straight Vari-Bow Expander Roll" is a wrinkle removal roller that can solve problems such as wrinkles and shrinkage that occur with sheet products. It allows for flexible adjustment of the curvature (bow amount) and can accommodate various materials and hardness with just one unit. It is ideal for environments that handle multiple types of films or where hydraulic use is to be avoided. 【Features】 ■ Bow amount can be adjusted even during operation ■ Can be used as a guide roll in a straight configuration ■ Compact design achieved by adopting a screw-type jack *For more details, please refer to the catalog. Feel free to contact us with any inquiries.

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Here is an example of installing the EXP (Expander). In processes such as film deposition, sputtering, and UV treatment, we use the Baribow EXP to handle a variety of products. The consultation focused on wrinkles and sagging before and after deposition, sputtering, and UV treatment. By installing the Baribow EXP before and after these processes, we provided uniform widening force in the width direction of the film, eliminating wrinkles and sagging caused by temperature changes, and resolving issues before and after deposition, sputtering, and UV treatment. 【Overview】 ○ Process used: Film deposition, sputtering, and UV treatment ○ Consultation content: Wrinkles and sagging before and after deposition, sputtering, and UV treatment ○ Product introduced: Baribow EXP for handling a variety of products ○ Installation position of EXP: Before and after deposition, sputtering, and UV treatment For more details, please contact us.

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Here is an example of installing the EXP (Expander). In the corona treatment process for films and similar materials, the introduced product is the low-torque type EXP. The consultation was regarding wrinkles and sagging before and after corona treatment. By installing the low-torque type EXP before and after the corona treatment, we provided uniform widening force in the width direction of the film, eliminating wrinkles and sagging caused by temperature changes and tension, thus resolving issues before and after corona treatment. 【Overview】 ○ Usage process: Corona treatment process for films and similar materials ○ Consultation details: Wrinkles and sagging before and after corona treatment ○ Introduced product: Low-torque type EXP ○ Installation position of EXP: Before and after corona treatment For more details, please contact us.

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Here is an example of installing the EXP (Expander). In the drying process of films and similar materials, the introduced product is the low-torque type EXP. The consultation was regarding wrinkles and sagging before and after the drying oven. By installing the low-torque type EXP before and after the drying oven, we provided uniform widening force in the width direction of the films, eliminating wrinkles and sagging caused by temperature changes and resolving issues before and after drying. 【Overview】 ○ Usage Process: Drying process of films and similar materials ○ Consultation Details: Wrinkles and sagging before and after the drying oven ○ Introduced Product: Low-torque type EXP ○ Installation Position of EXP: Before and after the drying oven For more details, please contact us.

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Here is an example of installing the EXP (Expander). In the coating process for films and similar materials, the introduced product is the Straight VariBow EXP, which handles a variety of products. The consultation was regarding wrinkles and sagging before coating. By installing the Straight VariBow EXP before coating, we provided uniform widening force in the width direction of the film, eliminating wrinkles and sagging caused by tension, and resolving issues after coating. 【Overview】 ○ Usage process: Coating process for films and similar materials ○ Consultation details: Wrinkles and sagging before coating ○ Introduced product: Straight VariBow EXP for handling a variety of products ○ Installation position of EXP: Before coating For more details, please contact us.

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Here is an example of installing the EXP (Expander). In the slitting process of films and similar materials, the introduced product is the low-torque type EXP. The concern was that the product should not break after slitting. By installing the low-torque type EXP before slitting, uniform widening force was applied in the width direction of the film, resulting in clean breaks of the product after slitting. 【Overview】 ○ Usage process: Slitting process of films and similar materials ○ Concern: Product should not break after slitting ○ Introduced product: Low-torque type EXP ○ Installation position of EXP: Before slitting For more details, please contact us.

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Here is an example of installing the EXP (Expander). In the winding process of films and similar materials, the introduced product is the low-torque type EXP. The issue raised was wrinkles in the wound product. By installing the low-torque type EXP before winding, we provided uniform widening force in the width direction of the film, eliminating wrinkles and slack caused by tension, thus resolving the troubles with the wound product. 【Overview】 ○ Usage process: Winding process of films and similar materials ○ Issue raised: Wrinkles in the wound product ○ Introduced product: Low-torque type EXP ○ Installation position of EXP: Before winding For more details, please contact us.

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Here is an example of installing the EXP (expander). In the dyeing/washing process of films and similar materials, the introduced product is the liquid-type EXP. The consultation concerned wrinkles and sagging caused by swelling in the liquid. By installing the liquid-type EXP before the nip roll in the tank/tank top, we eliminated wrinkles and sagging caused by swelling in the liquid, resolving issues after the nip. 【Overview】 ○ Process used: Dyeing/washing process for films and similar materials ○ Consultation content: Wrinkles and sagging due to swelling in the liquid ○ Introduced product: Liquid-type EXP ○ Installation position of EXP: Before the nip roll in the tank/tank top For more details, please contact us.

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Here is an example of installing the EXP (Expander). In the lamination process of films and similar materials, the introduced product is the Straight Baribow EXP, which handles a variety of products. The consultation was regarding wrinkles and sagging after lamination. By installing the Straight Baribow EXP before the laminating nip roll, we provided uniform widening force in the width direction of the film, eliminating wrinkles and sagging caused by tension, thus resolving issues after lamination. 【Overview】 ○ Usage process: Lamination process of films and similar materials ○ Consultation content: Wrinkles and sagging after lamination ○ Introduced product: Straight Baribow EXP for handling a variety of products ○ Installation position of EXP: Before the laminating nip roll For more details, please contact us.

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The "Steel End Baribow Expander Roll" features a rubber expander for the main body of the roll, taking advantage of its characteristics. The ends of the roll are made of steel to prevent edge wear and other issues. 【Features】 ○ Combines the characteristics of both the Baribow Expander Roll and the Steel End Expander Roll. For more details, please contact us.

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Product name：Steel Edge Expander Roll diameter (mm) φ60 to φ420 Roll length (mm) 200～10000 Remarks The product can also be used for a Teflon tube sleeve. The product can be fabricated in sizes other than those above. For details, contact our personnel in charge. ・A rubber expander roll is used to take full advantage of its characteristics. ・Both edges of the roll are made from steel to prevent wear, etc. ・The surface of the steel edges can be treated with various metals.

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The "Variable Bow Expander Roll Control System (VCS)" allows for the flexible adjustment of bow amount, enabling adjustments even during operation. Not only can the bow amount be adjusted, but the bow direction can also be freely controlled via the operation panel at hand. It is easy to reproduce movements through numerical control, and the operating status can be monitored from the control panel at any time. 【Features】 ○ Capable of freely varying the bow amount ○ Allows for adjustment of bow amount even during operation ○ Improved the variable mechanism for bow amount from hydraulic to motor-driven, enabling free adjustments via the operation panel For more details, please contact us or download the catalog.

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The "Bari Bow Expander Roll" allows for the bow amount to be freely adjustable. It is possible to adjust the bow amount even while in operation. The adjustment of the bow amount is made easy due to the hydraulic pump operation. 【Features】 ○ The bow amount can be freely adjusted. ○ Adjustment of the bow amount can be performed even during operation. ○ The adjustment of the bow amount is facilitated by hydraulic pump operation, making the work easier. ○ Appropriate widening effects can be achieved according to the type of base material, such as in multi-product production. For more details, please contact us or download the catalog.

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"Teflon heat shrink tubing" is designed to not peel off from the roll surface under high temperature and high pressure, providing both economic efficiency and excellent release properties. Its non-stick nature makes cleaning easier and reduces time spent on maintenance. It protects non-shrink bodies from chemical resistance, corrosion, pitting, rust, and wear. 【Features】 ○ Contributes to quality improvement ○ Rich in electrical insulation properties ○ Can also be coated on rubber expanders For more details, please contact us.

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"Teflon sheet (Kemfab)" is a non-stick Teflon sheet that can be applied without removing the roll, making maintenance easy and allowing for quick application. 【Features】 ○ Contributes to the production of high-quality paper ○ Solves various issues when using a doctor blade For more details, please contact us.

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This expander roll uses stainless steel for the spool and therefore achieves excellent corrosion resistance. The metallic roll surface improves the service life compared to the rubber expander rolls. Product name：Steel Variable Bow Expander Roll Roll diameter (mm) φ110 to φ450 Roll length (mm) 1000～11000 Remarks The product can be used for a low-torque type. The product can be fabricated in sizes other than those above. For details, contact our personnel in charge. ・The product offers the characteristics of both a variable bow expander roll and the Steel Expander Roll. ・The roll face does not become unstable due to adjustment of the amount of bow. ・Aluminum may also be used instead of steel.

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The "Aluminum Expander Roll" uses stainless steel for the spool, offering excellent corrosion resistance. Since the roll surface is made of metal, its lifespan is improved compared to rubber expanders. 【Features】 - Aluminum pipe used for the spool - Low inertia enhances roll responsiveness, reducing product damage - Improved line control accuracy, while reducing driving energy and achieving labor savings For more details, please contact us or download the catalog.

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The "Large Diameter Long Length High-Speed Steel Expander Roll" has a roll diameter of φ450mm and a roll face length of 11000mm, compatible with the specifications of the latest paper machines. 【Features】 ○ Uses bearings specifically designed for expander rolls ○ The surface can undergo various metal surface treatments, offering excellent wear resistance, chemical resistance, and heat resistance ○ Special processing such as groove machining on the roll surface is also possible For more details, please contact us or download the catalog.

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The "Rubber Expander Roll - Low Torque" rotates with a small torque, minimizing its impact on the film. It is energy-saving as it does not require a drive. 【Features】 ○ Eliminates wrinkles and shrinkage that occur during the manufacturing process of sheet-like products such as film, paper, non-woven fabric, and metal foil. ○ A structure arranged with multiple spools that have ball bearings built into a curved shaft. ○ Does not cause damage to the front and back of the substrate due to friction or slipping while in operation. For more details, please contact us or download the catalog.

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・The product uses a water- and chemical-resistant rubber material. ・Different bearings are used depending on the chemicals used. ・The low-torque requirement achieves power saving and passive operation. ・A drive transmission pulley can be installed. For more details, please contact us or download the catalog.

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The "Rubber Expander Roll" is designed to operate without causing damage to the front and back of the substrate due to friction or slipping while in motion, completely removing wrinkles and shrinkage, and allowing for the widening of the substrate as needed. Compared to flat expanders, it has a smaller rotational torque, enabling uniform widening even at high speeds. We also offer a low-torque version that reduces rotational torque by 50% compared to standard products. 【Features】 ○ Various synthetic rubber materials can be produced according to application (conductive, chemical-resistant, water-resistant, oil-resistant, heat-resistant, corrosion-resistant, etc.) ○ Compatible with soft rubber (sponge rubber) ○ Special ball bearings suitable for use in cleaning tanks are also available. For more details, please contact us or download the catalog.

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The weight has been reduced (by 50% compared to our conventional steel shaft). It can also be used for high-load and high-speed rotation by selecting a carbon fiber grade and orientation.

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The "composite air shaft" has achieved weight reduction (50% compared to conventional steel: comparison value from Kansan Expander Industry). By selecting the grade and orientation of carbon fibers, it can also handle high loads and high-speed rotation. 【Features】 ○ Withstands high torque and high rotation at low pressure, with no slippage with the core ○ The lug section is treated with surface hardening for long life For more details, please contact us.

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The "Eccentric Expander Roll" is equipped with a mechanism where the axes rotate separately to the left and right from the center of the roll, aimed at equalizing the vertical threads of tire cords and other materials. The surface where the rubber tube or steel contacts the substrate rotates in a curved state outward around a stationary axis, allowing for the removal of wrinkles and shrinkage through the widening effect. Additionally, it does not cause damage due to friction or slipping on the front and back of the substrate while in operation. 【Features】 ○ Various synthetic rubber materials can be produced according to application. For more details, please contact us.

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An expander roll is a bow-shaped curved roll used to remove wrinkles and shrinkage that occur during the manufacturing process of sheet products such as film, paper, non-woven fabric, and metal foil. Steel expander rolls are excellent in durability and runout accuracy. They are less likely to attract debris compared to rubber rolls, making them easy to clean. 【Features】 - Various materials such as iron, stainless steel, and aluminum can be selected - Grooving on the surface is also possible - Excellent durability and runout accuracy - Ideal for situations where wear and foreign matter are concerns with rubber rolls, or when cleaning and maintenance are troublesome For more details, please contact us or download the catalog.

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An expander roll is a bow-shaped curved roll used to remove wrinkles and shrinkage that occur during the manufacturing process of sheet products such as film, paper, non-woven fabric, and metal foil. The low-torque expander roll rotates with minimal torque, thereby minimizing its impact on the film. It is energy-efficient as it does not require a drive and is ideal for thin films and metal foils of a few micrometers. 【Features】 ○ Rotates with low torque ○ Minimal impact on the film ○ Energy-efficient with no drive required ○ Ideal for soft films where minimal load is desired or when there is no space for a drive installation due to design constraints For more details, please contact us or download the catalog.

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An expander roll is a bow-shaped curved roll used to remove wrinkles and shrinkage that occur during the manufacturing process of sheet products such as film, paper, non-woven fabric, and metal foil. The Vari-Bow is a type that allows for adjustment of the bow (curvature) during operation. The Vari-Bow Expander Roll Conical Type can adjust excessive widening in the center and slack at the ends by changing its shape. By obtaining widening force from the difference in roll diameter between the center and the ends, it minimizes the amount of curvature and reduces the effects of friction and slip. 【Features】 ○ Capable of three shapes: reverse crown, flat, and curve, all in one roll ○ Adjustable excessive widening in the center and slack at the ends ○ Reduces the amount of curvature and minimizes the effects of friction and slip ○ Ideal for situations where you want to minimize the impact on the film before winding or when the shape of the curvature is a concern For more details, please contact us or download the catalog.

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The expander roll is a bow-shaped curved roll used to remove wrinkles and shrinkage that occur during the manufacturing process of sheet products such as film, paper, non-woven fabric, and metal foil. The variable bow type allows for adjustment of the bow (curvature) during operation. The compact type of variable bow expander roll can be introduced even in places where there are constraints on machine frames and workspace. Additionally, it can be easily adjusted manually. 【Features】 - Compact jack section - Easy manual adjustment - Can be introduced in places with workspace constraints - Solves problems such as wanting to install a variable type (variable bow) but lacking space! For more details, please contact us or download the catalog.

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Product name：Rubber Compact Variable Bow Expander Roll Roll diameter (mm) φ75 to φ100 Roll length (mm) 700～1800 Remarks The product can be used for a low-torque type. The product can be fabricated in sizes other than those above. For details, contact our personnel in charge. The Rubber Compact Variable Bow Expander Roll enables users to freely adjust the amount of bow within the arbitrary setting range. The biggest feature is that this expander roll can be introduced even when the work space is limited because the jack is compact and stored in the frame. Adjustments can be made easily by manual operation. ・The amount of bow can be adjusted freely even during operation. ・The amount of bow can be adjusted by manual operation. ・Appropriate spreading effects can be achieved depending on the type of base material during production of diverse products, etc.

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Product name：Teflon Tube Roll diameter (mm) φ8 to φ404 Roll length (mm) 300～9000 Remarks The product can be fabricated in sizes other than those above. For details, contact our personnel in charge. ・The product is non-adhesive, achieving easy cleaning and reducing the time required. ・The product protects non-shrinkable materials from chemicals, corrosion, pitting, rust, and wear. ・The product helps improve quality. ・The electric insulation performance is high. ・The product can also cover a rubber expander roll. (Teflon is a trademark of DuPont de Nemours, Inc.)

• Paper Converting Machinery
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