Tag Archives: Rubber

How Vulcanization Improves the Properties of Rubber

Vulcanization is a chemical treatment process that involves the application of chemicals — usually sulfur — to alter the physical properties of rubber. In its natural state, rubber has numerous attractive qualities, including rust, corrosion and mold resistance. But rubber … Read More

Why Can’t I Get a PPAP for Off the Shelf O-rings?

We often get calls from customers looking for O-rings in a hurry.  The caveat is, they are producing a component for an automotive company and a PPAP is required.  We must explain that we cannot provide a PPAP for our … Read More