Carbon and Graphite Products

Applications

Sewage treatment plants

Chemical industry

Petrochemical industry, refineries

Pharmaceutical industry

Pumps, mixers and generators

Features

Thermal shock resistance

Heat and form stability at high temperatures

Use without lubricating medium

Corrosion resistance

Pumping of media with low lubricating ability

Material

Silicon carbide

Tungsten carbide

Aluminum oxide

Stelite

Alloyed steel, non-alloyed and nitrided steel

Ceramics

Glass

Sealing technology. We find the right product for you. Siethom is a professionally run family business that supplies customers all over the world. Since 1993 we offer expertise and experience and a lot of companies all over the world trust in our products. Our company help to increase your production and safety of your plant. We keep a lot of products in stock and can guarantee a short delivery time. All our products are 100% from Europe.

Best price and time of delivery.

Carbon products

Our seals are part of a wide range in the industry. For us is a technical improvement our products important and together with our clients we focus in optimizing our products. All our products are quality checked before delivery.

Graphite products

These kind of products are used in industry where it is not possible to build in standard material under high temperature. Our graphite material is produced from best raw material and take care about lifetime cycle. Trust in the original, use products from Siethom.

Trust in Quality.

European Quality from Siethom.

We know our business since more than 25 years. Our customers know that we are very careful about ecological value creation and the resources in our world. Sustainability and the selection of the best materials is very important to us. We guarantee very good support and our suppliers of raw materials are selected very carefully.

Graphite products
Sealing Technology for train

Our Clients and their feedback

Perrin

"Good price level and a wide range of different products."

Röhren- und Pumpenwerk Bauer

"Since more than 20 years we cooperate with company Siethom."

voestalpine Stahl Linz

"Flexible supplier with a good price and delivery product line."

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Carbon Products

Axial Slide rings

AXIAL SLIDE RINGS

Material
  • carbon graphite
  • electrographite
  • reaction bonded silicon carbide
Impregnation
  • resin
  • antimony
  • tin
  • bearing metal
Applications
  • Chemical industry with chemically aggressive media
  • Petrochemical industry, refinery and oilrigs
  • food industry / FDA
  • sewage treatment plants
  • pharmaceutical industry / FDA

AXIAL AND RADIAL SLIDING BEARINGS

Material
  • carbon graphite
  • electrographite
  • reaction bonded silicon carbide
Impregnation
  • resin
  • antimony
  • bearing metal
Applications
  • Chemical industry with chemically aggressive media
  • Petrochemical industry
  • food industry / FDA
  • sewage treatment plants
  • high pressure gear-pumps
  • pharmaceutical industry / FDA

SEGMENT RINGS AND PISTON RINGS

Material
  • electrographite
Impregnation
  • resin
  • antimony
Products
  • segment sealing rings
  • piston and guiderings for piston oil-free compressors
  • segment rings for turbine shaft seals
  • segment sealing rings for compressors and marine pumps
Applications
  • shaft seals in fans
  • water turbine seals -Francis and Kaplan turbine
  • ship equipment seals- compressors and pumps
  • oil-free compressors seals
Rings and bearings for steam heads

SEALING RINGS, GUIDE BEARINGS FOR STEAM HEADS

Material
  • carbon graphite
  • electrographite
Impregnation
  • resin
  • antimony
Products
  • spherical surface rings for sealing of steam heads
  • guide bearings for steam heads
Applications
  • paper industry for sealing of steam heads
  • textile industry
  • production of plastics
  • rubber industry for sealing of steam heads

BLADES AND STRIPES

Material
  • carbon graphite
  • electrographite
Impregnation
  • resin
  • antimony
Products
  • sliding blades
  • sealing washers
  • dosing slides
  • sliding and guiding strips
Applications
  • printing equipment
  • textile equipment
  • packaging equipment
  • centrifugal pumps
  • pumps for medical purposes
  • fresh air pumps
  • mobile compressors
  • flanged pumps / application with lubrication
  • beverage vending machines / application with lubrication
  • equipment for transport of bulk materials, e.g. cement

ENCAPSULATED RINGS AND BEARINGS

Material
  • carbon graphite
  • electrographite
Impregnation
  • resin
  • antimony
Products
  • Encapsulated ringsand bearings
Applications
  • chemical industry
  • pharmaceutical industry / FDA
  • petrochemical industry
  • food industry / FDA
  • high pressure gear-pumps
  • circulation pumps for cooling in nuclear power plants

Graphite Products

Heating elements for vacuum furnaces

HEATING ELEMENTS FOR VACUUM FURNACES

Material
  • graphite (isostatic, hydraulically pressed, vibrated)
Characteristics: fine-grain and medium-grain structure
Graphite products
  • graphite heaters (heating segments / bridges), heating rods, meander heaters)
  • graphite beams
  • graphite holders
  • graphite connectors
  • bolts and nuts

MOLDS AND MANDRELS

Material
  • graphite
Characteristics
fine-grain and medium-grain structure
Graphite products
  • molds and formers for continuous casting
  • molds and mandrels for casting precious metals

SINTERING PADS

Material
  • graphite (isostatic, hydraulically pressed, vibrated)
Characteristics
  • fine-grain and medium-grain structure

Graphite products
  • tool washers
  • graphite support rings
  • coated tool holders
  • power inlets
  • vacuum injectors
  • PVD / CVD processing aids
Glass industry

GLASS INDUSTRY

Material
  • graphite (isostatically pressed, hydraulically pressed)
Characteristics
  • fine-grain structure
Graphite products
  • graphite inserts into scrapers
  • graphite inserts into side-tracks
  • funnels for drops
  • segmented washers
  • guide rails for conveyor belts
  • sliders

ROTORS, CHILL MOLDS AND MOLDS

Material
  • graphite (isostatically pressed)
Characteristics
  • medium grain structure, impregnation with antioxidant salt
Products
  • aluminum degassing rotors
  • special molds for foam aluminum casting
  • continuous aluminum casting chill molds
  • aluminum casting molds

SEMICONDUCTOR TECHNOLOGY

Material
  • graphite
Products
  • graphite scorifiers and molds
  • cutting boards
  • support pads
  • graphite scorifiers and molds
Insulation and shading Elements

INSULATION AND SHADING ELEMENTS

Material
  • graphite, CFC, hard / soft felt
Products
  • soft graphite insulation
  • graphite foil and graphite sheets
  • CFC U/L/H profiles, plates, screws and nuts
  • soft graphite insulation

PADS FOR SINTERING

Material
  • graphite (isostatically pressed)
Graphite products
  • sintered graphite plates
  • graphite molds
  • pressing tools

SCORIFIERS AND MOLDS FOR METALLURGY AND APPLICATIONS

Material
  • graphite (isostatically, hydraulically pressed and extruded)
Characteristics
  • fine-grain structure
Graphite products
  • scorifiers fornon-ferrous metal melting
  • molds for final products casting
  • laboratory scorifiers for determining a proportion of gas in metals

You can download our catalogue:

Our locations

Siethom has own locations in Austria, Hungary, Abu Dhabi and Jakarta. We develop real solutions and we always try to optimize your production line. Our well experienced employees will work out for you the best and economic solution.