Equipment And Accessories - WIELAND Dental WILAVEST quick Mode D'emploi

P ro cessi ng
Waxing-up
n
The sprued wax patterns should be positioned on the crucible former outside of the thermal zone –
approximately 3 mm from the side of the casting ring and 5 mm from its top edge.
Wilavest quick flows easily due to its fluid consistency. The surface tension of the pattern can be reduced to
prevent bubbles on castings.
Please ensure that the pattern dries fully prior to investing.
Casting ring
n
Grease the inside of the casting ring with Vaseline and line it with ceramic paper liner, ensuring that the liner
overlaps.
Ensure that the liner adapts to the ring closely and is flush with its top edge.
Use two layers of ceramic paper for casting ring sizes 6 and 9!
Caution!
D o not moisten the ceramic paper liner!
If the investment material absorbs too much water, the mixing ratio is changed and may lead to
uncontrolled expansion.

Equipment and accessories

n
The mixing vessel and spatula must be completely clean.
Any remains of plaster and investment material impede the setting reaction.
Rinse the mixing vessel with water and dry it with a paper towel.
A dehydrated mixing vessel withdraws up to 2 cm
Check regularly to ensure that the vacuum mixer is functioning correctly.
Inadequate vacuum results in bubbles on the casting.
of liquid from the investment material.
3
12