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Dynisco LMFI 5500 Series - Bench Requirements and Placement; Level the Melt Indexer

Dynisco LMFI 5500 Series
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From lab to production,
providing a window into the process
For weight lift models, the instrument is braced into the box with test weights and accessories in separate, internal
boxes removed from above step. Noting which side is the bottom of the instrument and leaving the cross bracing
in place, stand crate upward with the bottom of the instrument downward. Remove the cross bracing and slide the
instrument carefully out of the container onto the floor or a lift. Use a minimum of 3 personnel for this operation
for lifting and stabilizing the instrument as it is being moved.
It is recommended that the shipping container be saved a few days until you are certain the machine is functioning
as expected.
Bench Requirements and Placement
Typical laboratory benches are too high for efficient use of the indexers. Cleaning and material packing can be
difficult and requires awkward hand positions and forces that could lead to carpal tunnel syndrome or back
discomfort. We strongly suggest a bench height of 29 inches (desk top height) for an average height operator. Place
the front of the indexer flush with the front edge of the table. This will prevent the operator from having to bend
forward excessively when cleaning and packing the barrel and allow easier access to the back of the machine. As a
minimum, the lab bench should easily be able to support the indexer and operator (total approx. 300lbs/136.36Kg).
DYNISCO POLYMER TEST recommends placing from left to right, if using these options, the melt indexer; sample
scale and computer. Shake test the melt indexer for stability. The bench top should also be able to withstand hot
dies and tools being dropped on them. If carpet is present on the floor near the LMFI, carpet protection is
necessary since a hot die, hot material or hot piston dropped on the carpet will quickly burn spots in it.
Adequate ventilation will also be required to remove potentially harmful fumes from samples being tested. Consult
the Material Safety Data Sheets (MSDS) on the products to be tested and your material supplier to assess the
magnitude of your ventilation needs. You will want to consider these ventilation needs when positioning the
instrument in the laboratory.
Most of the machine comes pre-assembled to your door. However, certain parts are prone to breakage if they were
placed in their normal operating position during shipping. These items will need to be installed before safe
operation of the machine is possible. Other issues important to obtaining accurate data must also be addressed
before valid testing can begin.
Level the Melt Indexer
Using a small round bubble level, level the melt indexer. Place the level on top of the COLD barrel and using the
adjustable screw feet, bring the machine into level. Tighten the locking nuts to keep the feet in level position Test
shake the melt indexer for stability.
Some companies may choose to bolt the machines directly to their benches.
This can be done by removing the levelling feet and using their mounting holes to mount the instrument to a bench
or table. Use caution and remove power before doing so. Mounting this way will entail removing some covers for
internal access to the internal, main instrument plate.
Be sure to remove the level before turning on the machine. The level will be damaged if it gets hot.
P/N:974179 Rev: 0918 ECO: 49667
www.dynisco.com