Another important reason to consider predominately Western Bentonite
bonded sand systems is to improve casting quality and cleaning costs.
Polymer
bonded magnets are said to give designers great freedom to create complex magnet shapes with virtually any pole configuration, according to the sponsor.
The EPRI Center for Materials Production has recognized the desirability of developing a thermal sand reclamation system that would operate at high temperatures and at high throughput levels suitable for processing both organically
bonded and green sands.
acrylonitrile butadiene rubber (NBR), are
bonded to metals or other substrates, isocyanates, either alone or in combination with substances such as chlorinated polymers, offer a broader range of applications.
* Primary adhesion --
Bonded ASTM D429-B assemblies were pulled at a rate of 20 inches per minute at a 45 degrees angle.
With a tensile strength ten times that of steel, on a weight basis, there are numerous applications which could benefit from use of these fibers for reinforcement - if only they could be
bonded to.
Rubber is often chemically
bonded to metal and used in undersea applications.
Based upon test results of the many samples
bonded with only a single adhesive system and aged at 158OF for one week, peel strengths quadrupled and shear strengths doubled with the use of a primer.
At room temperature Alcryn can be
bonded to metals at room temperature with second generation acrylic (SGA) adhesives, using the following procedure: