How to Choose a Phono Cartridge. Listening to music recordings on vinyl records has been popular since the 1950s, while similar shellac records date to the early twentieth century. Vinyl remains popular even today in both the hi-fidelity...
Baby Thresholds. Baby Threshold or âend mouldingâ is typically used at the exterior of doorways as a transition between flooring and the doorway threshold. It can also be used as a transition from a wood floor to a different flooring surface when the reducer wonât do. Our standard Baby Threshold or âend-mouldingâ dimensions are as follow:
The ceramic shell mold is a single use waste mold system. One wax is needed to make one shell mold for one casting. This is the second mold or negative in the lost wax casting process. A ceramic slurry made from colloidal silica and fused silica flour is used as the binder in this molding system.