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Hollow Piston Cylinders
Engineered for dual-action versatility, our Hollow Piston Hydraulic Cylinders (Single-Acting, Spring Return) are essential for tensioning and maintenance applications. Featuring the Larzep SSH and Powerram NSHS/NRHS series, these cylinders incorporate a center-hole design that allows threaded rods or cables to pass through for pulling operations. With capacities ranging from 12 to 100 tonnes and operating at 700 bar, they are ideal for bolt tensioning, bearing extraction, and shaft removal in heavy industrial environments.SSH Single-Acting, Hollow Plunger Hydraulic Cylinders feature a hollow plunger for applying both pull and push forces. A threaded steel rod can be run through the hollow bore for tensioning cables and bolts, pulling sleeves and bearings.
The POWERRAM Hollow Plunger Series Single-Acting Cylinders feature a hollow core design ideal for pulling and tensioning applications. Operating at up to 700 bar (10,000 psi), these spring-return cylinders are built with hard-chromed pistons and a black nitriding finish for exceptional durability.
- CAPACITY: 10-100 TON
- MAX PRESSURE: 700 BAR (10,000 PSI)
- SINGLE-ACTING, SPRING RETURN
- HARD-CHROMED PISTON
- ROLL-POLISHED INTERIOR
- BLACK NITRIDING FINISH
تتميز أسطوانات وجكات POWERRAM المجوفة (أحادية الفعل) بتصميم مجوف مثالي لتطبيقات السحب والشد. تعمل بضغط يصل إلى 700 بار (10,000 psi)، ومزودة بآلية إرجاع زنبركي، ومكابس مطلية بالكروم الصلب، مع طلاء خارجي بالنيتريد الأسود لمتانة استثنائية.
- السعة: 10 - 100 طن
- أقصى ضغط تشغيل: 700 بار (10,000 psi)
- أحادية الفعل، إرجاع زنبركي (Spring Return)
- مكبس مطلي بالكروم الصلب
- جدار داخلي مصقول بدقة
- طلاء خارجي بالنيتريد الأسود (Black Nitriding)


















