Not satisfied with your current expander roll? Try the PN Expander for FREE and validate the results before you buy!
The PN Expander is a straight-type expander roll engineered to eliminate wrinkles and shrinkage in sheet processing. Its unique tilting-unit mechanism enables smooth expansion and contraction of the rubber sleeve along the roll circumference. This design ensures uniform wrinkle removal across the entire web width, preventing production issues and improving uptime and cost efficiency. Why Switch to the PN Expander? 1. Superior Wrinkle Elimination • Uniform tension control — Unlike curved expanders that may cause weaving, the PN Expander maintains even tension across the full width for consistent wrinkle removal. • Prevents bagging — Eliminates excessive center tension to avoid slack or “bagging” at the roll edges. • Stable at high speed — Performs effectively even under high-speed operation. 2. Easy Adjustment and Maintenance • Adjustable expansion — The tilting unit allows quick and precise control of the expansion amount to suit various sheet materials and process conditions. • No special skill required — Adjustment is simple and repeatable, eliminating dependence on operator experience. • Long service life — Designed for in-house maintenance to minimize downtime and extend product life. 3. Risk-Free Trial Campaign Experience the difference on your own production line. • Free trial units available in multiple lengths — test the PN Expander directly with your actual materials. • Proven performance — Highly rated by customers who switched from other brands for its stability and ease of operation. Contact us to discuss installation specifications or to request a free trial unit. Email: sales@pneumatic.co.jp
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Our Commitment For nearly half a century, Pneumatic Industries has been a dedicated and trusted specialist in unwinding and rewinding shafts. Since all of our products are made to order and tailored to your specific requirements, we take great pride in our customers’ praise, such as: “Pneumatic products last long.” “For complex products, go to Pneumatic Industries.” “You can always rely on Pneumatic.” These words inspire us to keep improving every day. Even if you are just in the planning stages, we are here to help. If you face challenges with unwinding or rewinding shafts, we invite you to consult with us.
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Our Expertise & Experience For nearly half a century, Pneumatic Industries has been a dedicated air shaft manufacturer. Our products are trusted by countless companies in the converting industry, from paper and film manufacturers to leading equipment builders and processing companies. Our shafts are at the core of their operations. While confidentiality agreements prevent us from naming clients, we proudly serve top-tier companies across multiple sectors. Our customers often describe our products as durable, reliable, and long-lasting—qualities that help them maintain consistent performance and efficiency. We would be honored to earn your trust and look forward to the opportunity to provide the same proven quality that our customers depend on.
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PNEUMATIC INDUSTRIES CO., LTD. designs, manufactures, and supplies air shafts, mechanical shafts, and related equipment. We custom-engineer products for unwinding and rewinding systems used in the production and converting of film and sheet materials. Our lineup includes the durable Pneumatic Air Shaft, the Pneumatic Mechanical Shaft with high concentricity and low runout, the Pneumatic Core Chuck that simplifies core loading and removal, and the PN Expander Roll that helps prevent wrinkles during winding. Contact us to specify a configuration that fits your process. [Repairs and Maintenance Inspections] To ensure safe, long service life, we provide repair services and maintenance inspections. Rely on our proven expertise and experienced technicians. If you are considering repair or replacement, please consult us. We will assess the product’s condition and recommend the most suitable option.
![FTF Inspection Measurement Vehicle [Production Example]](https://image.mono.ipros.com/public/product/image/2047939/IPROS6446177601501412828.jpg?w=280&h=280)
