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Hydraulic Seals
Rod,
piston, rotary, and flanged seals, guiding elements, wipers.
Polyurethane O-Rings, frame seals, flat and accumulator
diaphragms. For construction machines, industrial hydraulics,
vehicle engineering and mining. Basic materials: All types of
rubber, polyurethane, PTFE, fabric and metal reinforced
elastomers and plastics. |
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Guiding Elements
SGuide
rings and tapes prevent metallic contact between piston and
cylinder with laterally acting force. Guide rings in
thermoplastics, filled thermoplastics and duroplastic resins
with fabric reinforcement. Guide tapes in PTFE with bronze or
carbon additives, available by the meter or cut to required
length. |
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PTFE Seals
Standard and
special profiles in polon®.
Co-axial seals in modified
PTFE with elastic pre-tensioning and guide elements for
hydraulic and pneumatic cylinders where operating conditions
necessitate particularly low static and motional friction. |
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Rotary Seals
For sealing
rotary transmissions in hydraulic plants that are subjected to
pressure.
Five sealing systems for shafts up to 500 mm
diameter.
The two-part RS seal set is suitable for
pressures up to 500 bar and running speeds up to 0.5 m/s. The
patented geometry of the sealing ring running surface ensures
the lubricant film, improving frictional characteristics and
wear resistance.
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Flexiseals® Spring-assisted PTFE
Seals
Lip seals in Polon with an integral special steel
spring for pretensioning. For static, translatory and
rotational applications in aggressive fluids at temperature
from -50 to +225° C.
For chemical, petrochemical industries
and medical engineering and aerospace applications. |
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Special Profiles and Precision
Moulded Parts
For static and dynamic use in fluidics
and process engineering, automobile and apparatus engineering,
chemical and medical engineering, mineral oil extraction and
processing and the aerospace industry. |
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Pneumatic Seals
Rod,
piston and valve seals.
Complete pistons, one-piece
elastomer coated valve pistons. Rod seal/wiper sets.
Cushioning rings, guiding elements and wipers.
Sealing
systems for micro-pneumatics.
Basic materials: NBR
and polyurethane compounds, PTFE, FPM, elastomers with metal
or plastic carrier components, developed for use in
pneumatics.
Seal lip geometry with lubricant-retention
properties. Best sealing action with low friction. |
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Special Sealing
Systems
Ultrathan seals for compensation of the axial
gap in hydraulic pumps and motors. Ultrathan sealing sets for
accumulator pistons.
Seals for automobile
components:
clutches master and slave units, brake
equipment, shock absorbers, pneumatic shock absorbers.
automobile hood actuators, starters, catalytic cinverters
etc. |
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Precision O-rings and Parbak®
backup rings
O-rings in 1800 standard sizes standard
sizes To national and international standards: DIN 3771, ISO
3601, AS 568A etc.
Manufactured in NBR, HNBR, FPM, FFKM,
FVMQ, VMQ, EPDM, ACM, CR, IIR, ECO, PTFE and AU
materials.
Approved for aerospace and military
applications.
Parbak® backup rings into the sealing gap when under high pressure. |
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Special moulded
parts
Precision moulded parts to customer's
drawing.
In silicon rubbers and other elastomers. Close
co-operation with the customer and computerised mould
development, selection of the suitable material and
determination of most cost effective manufacturing process.
Production of moulds with close tolerances in our tool room.
Fast supply of prototypes. |
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Parfluor® Seals
In
perfluor rubber (FFKM).
Resistant to nearly all chemicals
at temperature from -30°C to +310°C.
For the semiconductor
industry:
Resistant to acids, no bath contamination with
metallic ions.
Hifluor seals
From special fluor elastomers (FPM)
suitable for use in aggressive acids and polar media at
temperatures from -25 to +260° C. |
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O-Seals
Rubber-metal/plastic seals for
static applications.
Available in all material combinations
and surface treatments of metal parts:
in standard and
special sizes.
Gask-O-Seals: For large series production in
automobile industry and fluid engineering.
Fastener Seals.
For sealing of screws and threads in automobile industry,
fluid engineering and appratus manufacture. |
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JBL Precision Moulded
Parts
Extruded solid and hollow profiles in optional
lengths and range of different cross-sections. in hardness
from 40 to 90 Shore A. Materials: NBR, HNBR, EPDM, FPM, VMQ,
TPR, CR IIR and other elastomers. Production of large series
with close tolerance. For fittings, condensors, automobile
industry, electrical and medical engineering (production under
clean room conditions). |
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O-ring Kits
Clearly
arranged O-rings for repair, assembly and workshop.
5
standards kits with upto 500 rings in 37 sizes and various
types of materials. In accordance with Standards:
- AS
568A Standard Series
- DIN 3771/ISO 3601
- MS
33656/MS 16142 |
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Silicon
Moulded parts and
seals.
Resistant to temperatures from -60 to +230° C. Good
electrical insulation and excellent physiological properties.
Resistant to ozone, ageing and weathering. Manufacture of
complicated geometrical shapes to close tolerances. In clean
room conditions.
For electronics, electrical, automobile
industry & aerospace applications. |
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Assembly Greases and
Lubricants
These facilitate the fitting of O-rings
reduce friction and contribute to increasing the service life
of O-Rings.
Parker O-Lube:
Mineral oil-based
lubricant.
Parker Super-O-Lube:
Silicon-based
lubricant. |
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Metallic Seals
Mesh
Strip® seals with knitted
wire mesh in monel or tinned plated copper clad steel wire and
a completely metallic or elastomer core.
The Combo Strip®
version has an additional sealing strip to provide better
attachment and protection against moisture. |
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Conductive Adhesives and
Pastes
Cho-Bond® conductive adhesives are available in two versioons. Firstly,
in solid form as 2-component epoxy resin with pure silver or
silver plated copper filling and, secondly, silicon filled
with the latter material. Cho-Bond® pastes used for filling with
joints. They are produced in epoxy resins, silicones and
polyisobutenes in single or 2-component versions-with silver
plated glass aluminium or other fillers. |
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Laminates and
Tapes
Laminates produce conductive non-corroding
surfaces in plastic housings. Available in strips or stamped
shapes to suit customer requirements. The metallic foil layer
(copper, aluminium, stainless steel etc.) seals and earths,
whilst dielectric resistance is provided by plastic
film.
Cho-Foil® is a
screening foil with adhesive applied to one side. |
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Thermally Conductive Materials
for Electronics
Cho-Therm®, Thermally conductive and
electrically isolating materials for transmission of heat
fromelectrical components to heat sinks.
T-Wings: Flexible
heat conductors for tightly packed switching circuits.
Manufactured from electrically insulated thin copper strips
with silicone adhesive on one side. Thermattach: Thermally
conductive adhesive tapes for the attachment of heat sinks,
e.g. on microprocessors. Available in Insulating and
non-insulating types. |
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Cable
Screening
Cho-Sorb® ferrites serve for the reduction
of interference associated with cables. They allow flow of the
desired signals through the cable and switchgear and trap
unwanted energies. Cho-Jac® are sheaths for protection of flat
cables. |
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Conductive
Coatings
Cho-Shield® coatings are an EMI screen for
electronic components and consist of epoxy Resin, acrylates of
urethane & also silver or nickle
fillers.
Cho-Sheild® 2052 is a single component coating suitable for cost-effective
metallization of plastic housing and
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