Mechanical Packing, Palmetto, Garlock, Teadit, Chesterton, John Crane

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Bergman Specialty Products is the answer to your mechanical packing needs. Bergman offers mechanical packing crossover options with the highest industry quality and standards at competitive pricing. We offer Palmetto, Garlock, Teadit, Chesterton cross over materials, John Crane, Sepco, New England Braid, and many more.

We supply die form rings and pre-set rings with the proper ID and OD along with lantern rings for your stuffing box and pumping requirements. We can also supply valve packing whether it is graphite die-formed rings or Teflon; we have your product in stock.

The next time you have a packing requirement for valves, expansion joints, or centrifugal pumps, let us help you with alternatives to Chesterton, John Crane, Palmetto, Garlock, and all other brands with competitive pricing you will be pleased with.

Graphite fiber

Service: Severe services paking. Handles strong acids and alkali solution except fumingnitric acid, oleum and flurine. Handles high temperatures and extremely high shaft speeds.

Construction: Light weight graphite/carbon fibers, twisted together and interlock braided. Contains a special lubricant to provide bearing film and prevent wicking.

Service limits: ph range: 0-14 temperature: 1200 oF in steam:850 oF Shaft Speed: 4000FPM in presence of oxgen

Carbon fiber with graphite particles

Servivce: Hamdles water, steam, boiler feed and aqueous solution of acids and alkalies. Seats quickly; breaks in without extensive adjustments. Use for high pump, blowers, driers, high temperature valves and furnace gasketing.

Constructon: Carbon fiber interlock braided, impregnated with proprietary lubricants and graphite pariticles which fill voids, act as break-in lubricant, and block leakage.

Services limits: ph range:0-14 Temperature: 1200 oF om steam: 650 oF Shaft speed: 3000fpm in presence of oxygen

High Temperature/High pressure valve stem

Service: A firm, high density valve stem packing. Recommended for use in super heated steam, most chemicals, mild acids and alkalies. Excellent choice as end rigs in flexible graphite ring sets.

Construction:
Special high temperature, high strength, rugged, duty yarn plus inconel® wire reinforcement impregnated with special high temperature resistant compound and cated with fine particles of Graphite and Molydisulfide to act as surface lubricant. Also treated with a sacrificial material to alleviate electrolytic action.

Service Limits: Ph range” 2-12 Temperature:1200 oF(650oC Pressure: 2250psi

PTFE/Graphite Filament

Service: For use in pumps, valves, reciprocating and rotating shafts, mixers and agitators, Especially packing manufactured form pure filaments, can be safely used in all chemical pump applications with the exception of molten alkali metals, fluoride, oleum, fuming nitric acid, aqua regia and other strong oxidizing agents, it is also suitable against water, steam, petroleum derivatives, vegetable oils an solvents.

Contsruction: Interlock braid of expanded ptfe filament in which fine particles of pure graphite have been encapsulated throughout.

Service limits: Ph range 0-14 Temperature: 540 oF (280oC) Shaft speed: 4000 Fpm

PTFE/ Graphite filament with aramid corners

Service: Offers the strength of aramid fibers and the heat dissipating, low friction qualities of expanded ptfe/graphite. Use in paper mill stock pumps, agitators and other areas where strength and good lubricating qualities are required.

Construction: interlock braid of expanded PTFE/Graphite with aramid yarn on the corners. The aramid corners prevent extrusion.

Services limits: ph range 3-11 Temperature: 500oF(260oC) Shaft Speek: 2250 FPM

PTFE FILMENT WITH LUBRICANT

Service: A pliable and soft, yet dimensionally stable packing, which has excellent lubricant and running characteristics. It is suited for high speed rotary shaft service and handles all acids, alkalies and most chemicals with exception of molten alkali metals.

Construciton: Interlock braid, using pure PTFE filament pretreated with PTFE dispersion plus a break-in lubricant to reduce the friction coefficient as well as the frictional heat created under hi9gh shaft speeds.

Service limits: ph range: 0-14 Temperature: 500oF(260oC) shaft Speed: 2250 Fpm

PTFE WITH ARAMID CORNERS

Services: Designed for high pressure reciprocating pumps, medium speed centrifugal shafts and value stems. Especially formulated for severe service involving high pressure applications.

Constructions: interlock braid construction, interweaving aramid fibers on the corners and pure PTFE filaments in the body, to prevent extrusion and to improve resistance in higher pressure applications.

Services Limits: pH : 3-11 Temperature : 500%F (260%C) Shaft Speed : 1970 FPM

PTFE FILAMENT , FDA APPORVED

Service: for use in food and drinking water processing and handing equipment.All materials of construction are FDA approved.

Construction : interlock braid of pure PTFE filament pretreated with an FDA approved lubricant.

Service limit: pH rang : 0-14 Temperature: 500%(260%C) Shaft speed : 2250 FPM

PTFE FILAMENT, DRY

Service: A firm, high density PTFE filament commonly used in value oar lower shaft speed applications. Recommended environments are all types of chemicals, aggressive fluids, gases and solvents, with exception of molten alkali metals. It is especially suited for oxygen or other services where no organic material or lubricants other than PTFE are allowed.

Constructions: interlock braid using pure PTFE filament pretreated with PTFE dispersion.

Service Limits: pH rang: 0-14 Temperature: 500%F (260%C) Shaft speed: 600 PFM.

ARAMID YARN WITH PTFE

Service : Able to withstand granular and abrasive applications. It is recommended for service in steam, slurries, petroleum derivatives, solvents, chemicals and liquefied gases.

Construction: interlock braid, using aramid filaments treated individually with PTFE suspensoid.the packing is also lubricated with a silicon-based compound for quick and easy break-in

Services: interlock braid, using aramid filaments treated individually with PTFE suspensoid. The packing is also lubricated with silicon-based compound for quick and easy break-in

Service limits: pH rang 3-11 Temperature: 500%F (260%C) shaft speed 2250 FPM

SYSNTHETIC WITH GRAPHITE

Service : a dense but flexible general service packing. It ensures an excellent seal against steam, brine, oil, mid acids , and alkalies. Centrifugal, oscillating and reciprocating shafts, value plugs and steam.

construction: interlock braid using carded synthetic yarns thoroughly impregnated with petroleum based lubricants and graphite finished.

Service Limits: pH rang : 4-10temperature: 500%F(260%C) shafts speed: 1575 FPM

SYNTHETIC WITH PTFM, LUBRICATED

Service: excellent multi-services packing for a wide Variety of use throughout a plant. Recommended for use in steam, water, solvents, oils, most chemicals, mild acid and alkalies.

Constructions: interlock braid using carded synthetic yarns thoroughly impregnated with PTFM suspensoid. The finished packing is again coated with PTFM dispersion and break-in lubricant is added to reduce shaft wear and eliminate glazing at start-up.

Service Limits: pH rang: 3-12 temperature: 500%F (260%C) shafts Speed FPM.

MARINE GRADE RAMIE, LUBRICATED

Service: medium hard packing which is lubricated throughout. Extremely low frictional characteristics where minimal shaft wear is essential. Rot resistant and idea for marine use, handing cold water, brine and cold oils. Use in stern tubes, rudder posts and tail shaft liners and industrial applications where minimal shaft scoring rates are required.

Construction: Square plaited construction, paraffin treated and minimal oil lubricated throughout.

Service limits: pH rang: 6-8 temperature: 200%F(94%C) shaft speed:1200 FPM

RAMINE WITH GRAPHITE

Services: A medium hard packing which is lubricated and graphited throughout. Extremely low frictional characteristics where minimal shaft wear is essential. Rot resistant and ideal for marine use, handing cold water. Brine and cold oils.

Construction: square plaited construction, graphite coated and mineral oil lubricated throughout.

Service limits: pH rang: 6-8 Temperature : 200%f(94%C) Shaft speed 1200 FPM

RAMIE IMPREGNATED WITH PITE

Service: for use in stem tube and rudder post stuffing boxes in the marine field. Other applications include certain rotary and reciprocating pumps and value steams in the paper industry.

Construction: highest quality ramie yarn with PTFE suspensoid in a square plait construction. Additional break-in lubricant is added to minimize shaft wear and to allow for expansion during the break-in period.

Service Limits: pH range: 5-9 temperature: 50%F(126%C) shaft speed 1575 FPM