持田商工 List of Products and Services

Are you looking for a method to adjust the uneven surface shape of film rolls? It is possible to adjust the unevenness of the roll surface by controlling the particle size of the filler in silicone rubber. In this regard, the suitable product is 'IT68S-Matt'. This product retains the characteristics of 'IT68S-Smooth' while allowing for the adjustment of surface roughness by incorporating a powder with a consistent particle size. Additionally, rolls lined with silicone rubber can have their formulation and rubber hardness adjusted according to the intended use. **Features of IT68S-Matt** - Excellent release properties and heat resistance - Seamless processing - No processing marks such as seams that occur during general rubber molding due to a unique processing method - Can be bonded with metals (existing core wires, etc.) and general synthetic rubbers (EPT, NBR) - Re-coating of only the surface layer is possible during re-winding - Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.*

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Are you looking for "laminate rolls"? By using silicone rubber, which excels in release properties and heat resistance, we improve the issues of substrate edge tearing and wrapping that occur during lamination. In this regard, the suitable product is 'IT68S-Matte'. This product retains the features of 'IT68S-Smooth' while allowing for surface roughness adjustment by incorporating a powder of a certain particle size. Additionally, it is a roll lined with silicone rubber, and the formulation and rubber hardness can be adjusted according to the intended use. 【Features of IT68S-Matte】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metals (existing core wires, etc.) and general synthetic rubbers (EPT, NBR) ■ Reapplication of only the surface layer is possible during rewinding ■ Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "rubber rolls for film and sheet manufacturing"? The "IT68S-Matt" is a suitable product for "rubber rolls for film and sheet manufacturing." This product retains the characteristics of "IT68S-Smooth" while allowing for adjustment of surface roughness by incorporating a powder of a certain granularity. Additionally, it features a roll lined with silicone rubber, allowing for adjustments in formulation and rubber hardness according to the intended use. **Features of IT68S-Matt:** - Excellent release properties and heat resistance - Seamless processing - No processing marks such as seams that occur during general rubber molding due to a unique processing method - Can be bonded with metals (such as existing core wires) and general synthetic rubbers (EPT, NBR) - Re-coating of only the surface layer is possible during re-winding - Formulation design can be tailored to the intended use *For more details, please refer to the PDF document or feel free to contact us.*

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Are you looking for a "guide roll"? The "guide roll" uses silicone rubber rolls with excellent release properties, ensuring that there is no adhesion of the adhesive composition during transport. Therefore, a suitable product is 'IT68S-Matt'. This product retains the features of 'IT68S-Smooth' while allowing for adjustment of surface roughness by incorporating a powder of a certain particle size. Additionally, it is a roll lined with silicone rubber, and the formulation and rubber hardness can be adjusted according to the intended use. 【Features of IT68S-Matt】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams generated during general rubber molding due to a unique processing method ■ Can be bonded with metal (existing core wires, etc.) and general synthetic rubber (EPT, NBR) ■ Re-coating of only the surface layer is possible during re-winding ■ Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "Embossed Back Roll"? "Embossed Back Roll" improves film tracking and winding issues that occur during the embossing process. In this regard, the suitable product is 'IT68S-Matt'. This product retains the characteristics of 'IT68S-Smooth' while allowing for adjustment of surface roughness by incorporating a powder with a consistent particle size. Additionally, it features a roll lined with silicone rubber, allowing for adjustments in formulation and rubber hardness according to the intended use. 【Features of IT68S-Matt】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metal (existing core wires, etc.) and general synthetic rubber (EPT, NBR) ■ Reapplication of only the surface layer is possible during rewinding ■ Formulation design tailored to the intended use is possible *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "high weather-resistant rubber rolls"? The siloxane bonds in silicone rubber have a high bond energy and are chemically stable, providing weather resistance not found in synthetic rubber. The physical properties remain almost unchanged even in reliability evaluation tests such as weather meter tests. Therefore, the suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded to metals (such as existing core wires) and general synthetic rubbers (EPT, NBR) ■ Re-coating of only the surface layer is possible during re-winding ■ Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "high electrical insulation rubber rolls"? The siloxane bonds in silicone rubber have a high bond energy and are chemically stable, providing electrical insulation properties not found in synthetic rubber. They exhibit electrical insulation characteristics over a wide temperature range and frequency domain. Therefore, a suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 - Excellent release properties and heat resistance - Seamless processing - No processing marks such as seams that occur during general rubber molding due to a unique processing method - Can be bonded with metals (such as existing core wires) and general synthetic rubbers (EPT, NBR) - Re-coating of only the surface layer is possible during re-winding - Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for highly chemical-resistant rubber rolls? The siloxane bonds in silicone rubber have a high bond energy and are chemically stable, providing chemical resistance not found in synthetic rubber. It is not affected by chemicals other than strong acids and strong alkalis. Therefore, a suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and the formulation and rubber hardness can be adjusted according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metals (existing core wires, etc.) and general synthetic rubbers (EPT, NBR) ■ Re-coating of only the surface layer is possible during re-winding ■ Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for high heat-resistant rubber rolls? The siloxane bonds in silicone rubber have a high bond energy and are chemically stable, providing heat resistance not found in synthetic rubber. It can be used for long periods at temperatures up to 150°C, and for short periods at temperatures between 200°C and 300°C. Therefore, a suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and the formulation and rubber hardness can be adjusted according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metals (such as existing core wires) and general synthetic rubbers (EPT, NBR) ■ Reprocessing of only the surface layer is possible during rewrapping ■ Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "Extended Nip (MD・TD) Rolls"? By using silicone rubber, which has excellent release properties and heat resistance, we can improve issues such as film tracking and winding that occur during the stretching of films and sheets, as well as the adhesion of resin additives. In this regard, a suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metals (such as existing core wires) and general synthetic rubbers (EPT, NBR) ■ Reapplication of the surface layer only is possible during rewinding ■ Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for a "guide roll"? By using silicone rubber rolls with excellent release properties, there is no adhesion of adhesive materials during transport. Therefore, a suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metal (existing core wires, etc.) and general synthetic rubber (EPT, NBR) ■ Re-coating of only the surface layer is possible during rewinding ■ Formulation design tailored to the intended use is possible *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "laminate rolls"? "Laminate rolls" use silicone rubber with excellent release properties and heat resistance to improve issues such as edge tearing and wrapping that occur during lamination. In this regard, the suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metal (existing cores, etc.) and general synthetic rubber (EPT, NBR) ■ Reapplication of only the surface layer is possible during re-winding ■ Formulation design can be tailored to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "rubber rolls for film and sheet manufacturing"? The "rubber rolls for film and sheet manufacturing" use RTV silicone rubber, which excels in release properties and heat resistance. Due to our unique processing method, there are no seams or joints that occur during general rubber molding, so the molding pattern does not transfer during film formation. Therefore, the suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks from seams or joints that occur during general rubber molding due to our unique processing method ■ Can be bonded with metal (existing cores, etc.) and general synthetic rubber (EPT, NBR) ■ Reapplication of only the surface layer is possible during re-winding ■ Custom formulation design is possible according to the intended use *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "Corona Processing Rolls"? "Corona Processing Rolls" are rubber rolls made from ozone-resistant silicone rubber, which can be inspected with a pinhole detector before shipment. In this regard, the suitable product is "IT68S-Smooth." This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to unique processing methods ■ Can be bonded with metals (existing core wires, etc.) and general synthetic rubbers (EPT, NBR) ■ Re-coating of only the surface layer is possible during re-winding ■ Formulation design tailored to the intended use is possible *For more details, please refer to the PDF document or feel free to contact us.

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Are you looking for "Embossed Back Roll"? The "Embossed Back Roll" uses silicone rubber with excellent release properties and heat resistance, improving film trapping and winding issues that occur during the embossing process. Therefore, the suitable product is 'IT68S-Smooth'. This product is a roll lined with silicone rubber, and it is possible to adjust the formulation and rubber hardness according to the intended use. 【Features of IT68S-Smooth】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ No processing marks such as seams that occur during general rubber molding due to a unique processing method ■ Can be bonded with metal (existing cores, etc.) and general synthetic rubber (EPT, NBR) ■ Re-coating of only the surface layer is possible during rewinding ■ Formulation design tailored to the intended use is possible *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S Laser Engraving Roll" is an engraving silicone rubber roll that allows for easy pattern changes. By engraving with each rubber replacement, you can easily change the pattern, making it a suitable alternative to expensive metal rolls. We design and propose various formulations tailored to your intended use. 【Features】 ■ Easy pattern changes ■ Custom formulation design based on usage purpose *For more details, please refer to the PDF document or feel free to contact us.

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"Silicone rubber" is a hybrid polymer material that has inorganic siloxane bonds in its main chain and organic groups in its side chains. The molecular structure of silicone features a "helical structure" where six Si-O bonds make one complete turn. The surface is covered with hydrophobic methyl groups, which gives it characteristics such as release properties, water repellency, and cold resistance. 【Features】 ■ Inorganic siloxane bonds in the main chain and organic groups in the side chains ■ Helical structure with six Si-O bonds making one complete turn ■ Cold resistance that does not embrittle at -60°C (general organic rubbers embrittle at -30°C) ■ Siloxane bonds have high bond energy and are chemically stable *For more details, please refer to the PDF document or feel free to contact us.

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"HT-73" is a silicone rubber and fluorine rubber lined product. Our unique processing technology allows for the coating of silicone rubber on various substrate surfaces. In addition to silicone rubber coating, we also handle fluorine rubber. 【Features】 ■ Lining silicone rubber on the substrate surface ■ Easily imparts the unique high release properties and high tack of silicone rubber ■ Our proprietary adhesion technology allows for the molding of silicone rubber layers regardless of the substrate *For more details, please refer to the PDF document or feel free to contact us.

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The "FST Roll" is a roll coated with fluororesin (PFA or FEP). Thanks to our unique manufacturing technology, we can perform adhesive processing between the base material and the fluororesin simultaneously with shrink processing. This allows us to eliminate twisting, wrinkles, and misalignment that occur in rolls that have only undergone shrink processing. Since the base material (rubber or metal) is coated with fluororesin (PFA or FEP), it has excellent release properties, making it difficult for adhesive substances and resins to adhere. 【Features】 ■ Excellent release properties ■ Capable of precision grinding ■ Low friction coefficient and dielectric constant ■ Excellent solvent resistance *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S-Sleeve" is a roll that has a metal sleeve coated on an elastic roll using unique processing technology. Thanks to its hybrid structure, it can be used as an elastic roll while retaining the properties of the surface metal. It has "surface gloss" and "surface roughness" equivalent to that of conventional metal-plated rolls. Additionally, by applying a special polishing finish to the surface, it can achieve a mirror-like finish. 【Features】 ■ A roll with a metal sleeve coated on a silicone rubber roll ■ Excellent mirror finish ■ Superior wear resistance ■ Effective when high mirror finish is required on the surface ■ Matte type is also available *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S-Cleaning Roll" is a silicone rubber roll that can be used for various applications such as "film cleaning" and "roll cleaning" by imparting adhesive properties to its surface. Since it is made of silicone rubber, it has excellent heat resistance compared to typical synthetic rubber adhesive rolls. Additionally, it does not exhibit bleeding of plasticizers, softeners, or sulfur, which can be seen in synthetic rubber cleaning rolls. 【Features】 ■ Excellent heat resistance ■ Free from plasticizers, softeners, and sulfur ■ Adhesive strength can be selected according to purpose ■ Conductive type available for static electricity countermeasures ■ Complies with the standards for food, additives, and other regulations, specifically the third equipment and container packaging standard D 3.11 *For more details, please refer to the PDF document or feel free to contact us.

• Glass mirror

The "IT68S-ER" is a silicone rubber roll that utilizes unique manufacturing technology to impart uneven shapes to the roll substrate, resulting in superior non-adhesiveness and high release properties compared to conventional products. In adhesive tape manufacturing lines that previously wrapped embossed tape around the roll substrate to provide release properties, using this product eliminates the hassle of tape wrapping and tape replacement. Additionally, issues such as tape misalignment do not occur with its use. 【Features】 ■ Excellent non-adhesiveness ■ The large unevenness of the roll surface results in a smaller contact area ■ No hassle of tape wrapping, etc. *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S-KS" is a roll with a special surface treatment applied to the surface of the IT68S series, providing a slippery characteristic. By applying a unique special surface treatment (KS treatment), it exhibits a slip performance equivalent to that of typical fluororesins, which are known for their low friction properties. It effectively reduces static electricity during film release, preventing issues such as wrinkles caused by static electricity and film adhesion. 【Features】 ■ Reduces surface friction coefficient ■ Prevents static electricity generation ■ Provides release properties ■ Can be processed onto various substrates *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S-Mirror" is a silicone rubber roll that has been given gloss and mirror-like properties on its surface through unique processing technology. Being made of silicone rubber-based elastomer, it possesses excellent release properties and heat resistance. It is well-suited for the sheeting of films with outstanding gloss and transparency using extruders (T-dies) and calenders. 【Features】 ■ High gloss ■ Excellent release properties and heat resistance ■ Gloss adjustment available (for MG Mirror only) ■ Seamless processing ■ Can be processed onto various substrates *For more details, please refer to the PDF document or feel free to contact us.

• Film Mirror

The "IT68S-H" can impart various characteristics by using heat-cured silicone rubber (HTV). It has physical strength that is comparable to synthetic rubber. Compared to synthetic rubber, it has less change in physical properties due to heat, allowing it to be used under heating conditions such as heat rolls and thermal lamination applications. Additionally, we can design and propose various formulations tailored to your specific usage needs. 【Features】 ■ Strong physical strength ■ Excellent heat resistance ■ Custom formulation design available based on usage purpose *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S-Black" is a rubber roll that incorporates a conductive filler using a unique processing technology into silicone rubber, which is traditionally known as an insulating material. As a result, it possesses conductivity while also retaining the heat resistance and release properties characteristic of silicone rubber. It is effective in preventing sparks caused by static electricity, as well as in preventing air entrapment and wrinkles. It can be bonded regardless of the material of the base rubber. 【Features】 ■ Effective for static electricity countermeasures ■ Seamless processing is also available ■ Conductive types can be designed with formulations tailored to their intended use ■ Prevents air entrapment and wrinkles caused by static electricity ■ Bonding is possible regardless of the material of the base rubber *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S-SS" is a silicone rubber roll that has been processed and foamed using a unique method on a substrate. It possesses the specific low-load deformation characteristic of a foam that rubber does not have, allowing it to adhere and nip to films and other materials without applying unnecessary force. Additionally, unlike synthetic rubber foams, it has no seams, preventing uneven nipping on the film. 【Features】 ■ Low-load deformation ■ Seamless processing ■ Lightweight ■ Excellent heat resistance ■ Can be used as a backing rubber *For more details, please refer to the PDF document or feel free to contact us.

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The "IT68S-Matt" is a silicone rubber roll that has been adjusted to a matte state according to the purpose of the film surface, based on the "IT68S-Smooth." Being made of silicone rubber, it possesses excellent release properties and heat resistance. Additionally, there are no processing marks such as seams that occur during general rubber molding. Thanks to unique processing technology, it forms a strong bond with metals and synthetic rubbers (EPT, NBR), which are typically difficult to bond. It is also possible to reapply the surface layer only during re-winding. 【Features】 ■ Excellent release properties and heat resistance ■ Seamless processing ■ Can bond with metals (existing cores, etc.) and general synthetic rubbers (EPT, NBR) ■ Custom formulation design according to usage purpose ■ Cost reduction by using general synthetic rubber materials in the intermediate layer *For more details, please refer to the PDF document or feel free to contact us.

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"IT68S-Smooth" is a roll lined with room temperature vulcanized silicone rubber RTV. By using a general-purpose synthetic rubber material for the intermediate layer, we can reduce costs. The adhesion between the intermediate layer and the surface layer is strong, and since the surface layer is seamless, there are no seam marks on films or other materials. We offer various proposals tailored to customer needs, including release properties (non-stick), abrasion resistance, and rubber hardness. [Features] - Excellent release properties and heat resistance - Seamless processing - Can be bonded with metals (existing cores, etc.) and general-purpose synthetic rubbers (EPT, NBR) - Custom formulation design available based on intended use *For more details, please refer to the PDF document or feel free to contact us.

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