Sylvin Technologies Inc., Denver, Pa., a compounder of flexible and semi-rigid PVC, has now expanded
into rigid PVC compounds. The company recently added a twinscrew compounding line for rigids in
response to customer requests. It offers six standard rigid grades as well as custom formulations, both
available in small quantities:
•RP3201 is for g-p profile extrusion;
•RP 3300 is for g-p injection molding;
•RP 3107 Clear 8414 is for extrusion of point-of-purchase displays and other clear profiles;
•RP 3403 White 1518 is for outdoor profiles that require excellent color retention, such as windows and sports equipment;
•RP 3504 White is an outdoor injection grade for fence caps, pool fittings, etc.;
•RP 3301 is a high-flow grade for intricate injection moldings.
Editor PickThe Need for Generalists: Part 3
In failure analysis, there is a tendency to gravitate to a few common test protocols. But this approach can result in a mismatch of techniques to the problem.