billi dichtungstechnik GmbH
About
billi dichtungstechnik GmbH is a German sealing manufacturer founded in 1991 and headquartered in Rain am Lech, Bavaria. The company produces a comprehensive catalog of mechanical seals standardized to EN 12756/DIN 24960, covering applications in water and wastewater, food and beverage, maritime shipping, compressors, agitators, sand filter systems, and general industrial rotating equipment. Beyond mechanical face seals, billi manufactures bellows seals, mica gaskets for high-temperature service, jacketed encapsulated seals for corrosive environments, radial shaft seals (Wellendichtringe), camprofile gaskets for high-pressure flanged connections, aramid fiber gaskets for chemical resistance, spiral wound gaskets, PTFE/Teflon seals and packing, O-rings in various elastomers, graphite gaskets and packing for steam and hot oil service, flat gaskets cut to DIN or customer drawings, foil rings, and liquid sealants. billi operates a large warehouse in Rain am Lech stocking nearly all standard seal sizes with no minimum order value, enabling worldwide delivery to over 50 countries. The company also provides mechanical seal repair services, custom-engineered bespoke seal manufacturing, and professional technical consulting. Every product undergoes individual quality inspection before shipment.
Key Products
EN 12756/DIN 24960 standardized mechanical face seals for pumps, agitators, and rotating equipment in water and industrial applications.
Flexible bellows-type mechanical seals accommodating shaft movement and misalignment in rotating equipment.
High-temperature resistant seals made from mica for extreme thermal applications.
Mechanical seals with protective encapsulation for corrosive or abrasive service conditions.
Radial lip shaft seals that retain lubricant and exclude contaminants in rotating machinery.
Grooved metal gaskets with soft-facing material for high-pressure flanged connections in vessels and heat exchangers.
High-strength fiber composite gaskets for chemical and thermal resistance in industrial flanges.
Compression packing rings that seal around reciprocating and rotating shafts in valves and pumps.
Standard flat sealing gaskets cut from various materials for bolted flange connections.
Spiral-wound gaskets combining metal and filler materials for high-temperature and high-pressure flange sealing.
Chemically inert PTFE/Teflon seals and packing for aggressive chemical and food-grade applications.
Elastomeric toroidal seals for static and dynamic sealing in hydraulic, pneumatic, and process equipment.
High-temperature graphite gaskets and packing for steam, hot oil, and thermal process sealing.
Thin metallic or composite foil sealing rings for specialized gasketing applications.
Liquid-applied sealant compounds that cure in place for irregular or hard-to-seal joint surfaces.
Professional restoration and reconditioning of worn or damaged mechanical seals to extend service life.
Engineered-to-order seal designs manufactured to customer specifications for non-standard equipment.
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