extrusion of seal

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• Extrusion — is a process used to create objects of a fixed cross sectional profile. A material is pushed or drawn through a die of the desired cross section. The two main advantages of this process over other manufacturing processes is its ability to create… …   Wikipedia

• Cryogenic seal — Cryogenic seals provide a mechanical containment mechanism for materials held at cryogenic temperatures, such as cryogenic fluids. Various techniques, including soldering and welding are available for creating seals, however specialized materials …   Wikipedia

• Space Shuttle Challenger disaster — For more information about the final mission and crew of the Challenger, see STS 51 L. Space Shuttle Challenger s smoke plume after the in flight breakup that killed all seven crew members …   Wikipedia

• O-ring — This article is about the mechanical seal. For other uses, see Oring. Typical O ring and application An O ring, also known as a packing, or a toric joint, is a mechanical gasket in the shape of a torus; it is a loop of elastomer with a disc… …   Wikipedia

• Drum (container) — A standard, 55 US gallon / 44 Imperial gallon drum. A drum is a cylindrical container used for shipping bulk cargo. Drums can be made of steel, dense paperboard (commonly called a fiber drum), or plastics, and are generally used for the… …   Wikipedia

• Screw cap — A screw cap or closure is a common type of closure for bottles, jars, and tubes. Common screw closures: Plastic bottle with plastic screw cap, Dispensing closure for salad dressing (with inner seal), Break away closure for syrup, Dispensing pump… …   Wikipedia

• Closure (container) — For other uses, see Closure (disambiguation). An aluminum bottle with a threaded aluminum screw closure Closures are devices and techniques used to close or seal a bottle, jug, jar, tube, can, etc. Closures can be a cap, cover, lid, plug, etc.… …   Wikipedia

• Package testing — Military shipping container being drop tested Testing …   Wikipedia

• Alternative wine closures — are substitutes used in the wine industry for sealing wine bottles in place of traditional cork closures. The emergence of these alternatives has grown in response to quality control efforts by winemakers to protect against cork taint caused by… …   Wikipedia

• Overwrap — An Overwrap or wrap is applied over an item in a package or is applied over another form of packaging. It is often made of plastic film (sometimes called Polywrapping) or paper.[1] Contents 1 Functions 2 Types of Overwraps 2.1 …   Wikipedia

• Roger Boisjoly — (born 25 April 1938) is an engineer who worked for Morton Thiokol, the manufacturer of the solid rocket boosters of the Space Shuttle Challenger. O Ring Safety Concerns He wrote a memo in July of 1985 to his superiors concerning the faulty design …   Wikipedia