Darcoid
specializes in rendering rubber products, machinery supportive
accessories and adhesives, Parker seals for flawless functioning of
your machinery. Darcoid paves into various divisions like adhesives
and sealants, rubber seals, composite seals, dynamic seals, EMI and
RFI shielding products, Extruded products, gaskets, rubber sealing
rings, medical components and equipment, molded shapes, O-rings,
Sanitary, vacuum face seals and Hygienic seals, semiconductor seals,
sheet and roll stock, thermal products divisions. Undertaking the
task of enhancing the efficiency of machinery can be a piece of cake
with the unique products offered by Darcoid. Darcoid maintains
industry leadership by offering innovative, high quality supporting
accessories for your high-end machinery.
Basically
an O-ring is used to block a pathway that fluid or air may escape
through. O-rings are usually put into a groove to hold them in place
and then squeezed between two surfaces. When an O-ring is squeezed
between two surfaces it shall be taking up the clearance and blocking
the pathway that the fluid or air wants to escape through. After an
O-ring is applied by squeezing, the rubber once again takes up its
original shape. This is how the O-rings seal under low to no
pressure. When pressure is applied to the system this also helps the
O-ring seal by pushing the O-ring against the groove wall opposite
the direction of the pressure and forcing it expand perpendicular to
the direction it is being squeezed by the pressure.
Since
O-rings can not be made exactly to their dimensions every time,
manufactures are allowed to make them within range of their original
dimensions. Variations in the rubber compound and in the
manufacturing process cause slight variations in the shrink of the
material and effect the finished size of the O-rings. O-rings are
commonly made of rubber but they can also be made with plastic or
metal. Several different type of rubber compounds exist on the market
today because of the different temperatures, chemical exposures and
environments that O-rings are subjected too. O-rings come in many
sizes, hardness, elastomer and colors to suit various applications.
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