SEAL KITS TO SUIT FLOWFIT CYLINDERS

Flowfit Double Acting Hydraulic Cylinder / Ram

Characteristics:

Maximum working pressure: 200 bar

Maximum testing pressure: 300 bar

Maximum working speed: 0.5 m/s

Working temperature: -30 ??C to +90 ??C

Oil: mineral hydraulic

Material:

Rod: chrome plated steel F-1140, minimum chrome layer thickness 20 micron, roughness Ra < 0,2, minimum surface hardness 900 HV, corrosion resistance minimum 200 hours in neutral saline fog according to ISO9227 rating 9

Tube: steel ST-52-3, DIN 2393, inside diameter tolerance ISO H9, roughness Ra <0,8 micron

Guide-Bushing: steel F-1140 nitrited (nitride hardening)

Piston: steel F-1140

Seals:

Guide-bushing:

Dynamic: compact polyurethane rod-seal, double lip. NBR metal wiper seal

Static: NBR 90 shore O-ring

Piston:

Dynamic: compact double-acting polyurethane seal, plus nitrile O-ring as activator. Special polyacetal guides reinforced with glass fibre

Static: polyamide locking sealing guide

Finishing:

Black prime painting

Recommendations:

Protect the cylinder circuit with a relief valve set at 200 bar

Check the oil cleanness (pollution), and prevent it from having strange objects (place a filter on the cylinder circuit)

Bleed the circuit by slightly loosening the cylinder fittings before starting-up

Do not weld on the cylinder tube

Before welding on the rod or on the bottom, please dismount the cylinder

In case you need to store the cylinders for a long period of time, please avoid outdoor storage. If not possible, the rod must be completely retracted or it must be greased instead

For high-pressure cleaning or blasting on the cylinder, the rod and the oil-ports must be suitably protected

For double-acting cylinders working as single acting, we recommend to connect the non-used oil-port to tank

In case you need to dismount the cylinder, please note that the piston is screwed onto the rod end and fixed with industrial glue, so you must use also industrial glue when mounting again

Payments

We accept the following payment methods:

Delivery Information

All orders placed before 4pm Monday to Thursday and 3pm on a Friday, are processed and despatched on the same business day.  

If we are experiencing a high volume of orders, shipments may be delayed by 1-2 Days.

Please allow additional days in transit for delivery. If there will be a significant delay in shipment of your order, we will contact you via email or telephone.