Our
Technical Powers:
"Science and technology multiply around us. To an increasing
extent they dictate the languages in which they speak and think.
Either we use those languages, or we remain mute. We opt for the
former."
To streamline the entire production and marketing process,
Salnik has invested heavily in infrastructure. With years of
experience in the areas of rubber processing, the company's
emphasis has all along been on state of the art technology and
its absorption through process engineering, application
engineering, continued product development and performance
evaluation.
Salnik's manufacturing units are fine examples of application of
modern technological developments and symbols of the company's
attitude and aspirations. The Salnik Group has been able to
develop more than 10,000 products relating to over 150
applications. A number of applications have been in the
strategic sector.
The effort of the group has always been to be in the forefront
with strong emphasis on indigenisation. However, consulting help
in rubber technology and polymer science is sought from time to
time to keep abreast of the progress made the world over.
Salnik's technical prowess has gone a long way in helping the
company go deep into the problems faced by its customers and
assist them to overcome major hurdles.
Endurance Testing Machine :
Electro-dynamic
Vibration Shaker (Exciter), the heart of Vibration Testing
system, simulates the vibrations at the top of its platform and
transfers to the specimen mounted on its head or table.It
basically consists of a moving element termed as head, rigidly
connected to Drive Coil (Armature), which is positioned in
d.c.mfed to the Drive Coil agnetic field created by D.C. current
in the Field (fixed) Coil. An AC Signal through Power Amplifier
in the magnetically energized field generates a force which is
reflected in the movement of shaker platform. This movement gets
transfered to the specimen mounted on the platform and assists
in reliable and safe testing, kept bare Total mass of moving
element is minimum to achieve maximum acceleration.
The
Shakers are designed for Bare- table acceleration of 65 'g' and
velocity of 1.77 ml. sec. However higher acceleration and
velocity levels can also be achieved.
To restrict any cross-axial or rotational movement and to
provide high lateral stiffness, proper Suspension systems such
as Laminate Flexures and Rolling Struts are utilized. Further,
for true vertical movement, a linear bearing at centre position
is provided to restrict any cross-axial motion.
Effective stray demagnetisation on top of Shaker head is ensured
by providing Magnetic Shield for small capacity shakers and
Degaussing Coil for the higher ones; Shaker rotation of 90 Deg.
from its vertical axis is also possible to enable vibration
testing in all the three orientations. A Cooling system is
coupled to the Shaker for cooling of drive coil, field coil and
flexures. This ensures continuous duty/performance even under
adverse operating conditions. Reliability of Vibration Shaker is
further enhanced as there are no rolling parts to wear out.
Axial resonance frequency is kept sufficiently high to avoid
self-resonance.
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