SR20 Cylinder Catalogue - SSH Stainless - #1

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Dimensions

SR20 is a double acting hydraulic cylinder made entirely of stainless steel. Standard cylinder diameters from 025 mm up to and including 080 mm.

Application

Typically used within food industry, fishing industry, environmental technology and wherever water-based operation is required. The cylinder design is simple and robust ensuring long service life in adversely affected environments.

Dimensioner

SR20 er en dobbeltvirkende hydraullk cyllnder fremstillet i rustfrlt stal. Standard cylinderdiameter fra 025 mm til og med 08O mm.

Anvendelse

Anvendes typisk indenfor levnedsmiddel-industri, fiskeri, milj0teknik og i 0vrigt, hvor der krasves drift med vand. Cylinderne er af enkel robust konstruktion, der sikrer lang levetid i belastede milj0er.

Cylinder Tube

Seamless stainless steel tube,

quality W.St. 1.4301,

Ra max.0.1 micron.

Internal tolerance H9.

The cylinder tube is also available in acid

proof material W.St. 1.4401.

Piston Rod

Centerless-polished stainless steel,

quality W.St. 1.4460

hard chromed min. 20 micron.

Temper, min. 850 HV .

Ra max. 0.3 micron.

External tolerance h9

Piston Rod Speed

Max. speed 0.3 m/s.

For higher velocities special seals are

required. Please state when ordering.

Seals

Piston Compact packing with nitrile centre ring, polyelastomer shock rings and acetal wear rings

Piston rod Acrylic nitrile rubber seal ring Wear Rings PTFE with bronze Scraper Single lip rubber scraper

Connections

Cylindrical pipe thread BSP Operation pressure Max. 200 bar. Operation temperature Temperature range: -20° to +100° C

Pressure fluid

Hydraulic oil on mineral oil basis Test

Pressure tested at 250 bar.

Cyllnderror

S0ml0st rustfrlt stalr0r, kvalltet W.St. 1.4301, Ra max.0,1 mlkron. Indvendlg tolerance H9. Cyllnderr0ret leveres ogsa l syrefast materlale W.St. 1.4401

Stempelstang

Centerless-slebet rustfrlt stal, kvalltet W.St. 1.4460, hardforkromet mln. 20 mlkron. Hardhed, mln. 850 HV . Ra max. 0,3 mlkron. Udvendlg tolerance h9.

Stempelsta ngshastlg hed

Max. hastlghed 0,3 m/s.

Ved h0jere hastlghed anvendes speclal

paknlnger. Venllgst oplys ved ordre.

Paknlnger

Stempelpaknlng Kompakttastnlng med nltrllrlng, st0drlnge l polyelastomer og f0rlngsrlnge l acetalplast Stempelstang Tekstll-lndvasvet acrylnltrll F0rlngsband PTFE med bronzefyld Afstryger Nltrllgumml

Tllslutnlnger

Cyllndrlsk r0rgevlnd BSP

Drlftstryk

Max. 200 bar

Drlftstemperatur

Temperaturomrade: -20° tll +100° C Trykmedle

Hydraullkolle pa mlneralollebasls Test

Tryktestet ved 250 bar