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Product Description
The Polyurethane Press Roll is engineered to meet the demands of high-speed paper machines, offering superior press dehydration efficiency through its innovative polyurethane coating. Featuring a groove and blind hole design, the roll significantly boosts water removal in the press zone, reducing reliance on paper machine felts for dewatering.
This advanced design enhances the roller's performance, making it a preferred choice for improving dryness, resilience, and operational efficiency in paper production. Its robust structure and enhanced wear resistance ensure long-term reliability under high-pressure conditions, making it an excellent upgrade for modern paper manufacturing.
Product Advantage
Exceptional Wear Resistance: The polyurethane surface is 3–5 times more durable than rubber coatings, reducing breakage and extending grinding cycles.
High Line Pressure Capability: The reinforced composite base layer handles up to 350 KN/M, maximizing water removal from paper and felt.
Optimized Surface Design: The blind hole and groove pattern deliver a 40% surface opening rate, excellent resilience, and a stable middle-high curve.
Improved Press Performance: Short dewatering paths and reduced water pressure increase felt lifespan and paper bulk, enhancing overall press section dryness by over 2%.
Energy and Speed Efficiency: Achieves a 10% steam saving and enables a 10% increase in machine speed, reducing production costs while boosting throughput.
Enhanced Paper Quality: Ensures consistent dryness, high paper bulk, and operational stability, even at high speeds.
Technical Parameters
Dia: | 460-1800mm | |
Face length: | 2100-10000mm | |
Material of roller: | HT250-HT300 | |
Shaft head: | 45# steel, Bulkhead: HT250 or casting steel shaft head | |
Surface rubber thickness: | 20-25mm |