Mat Properties. The catalytic converter shell has to be designed in such a way as to provide the required mounting pressure for a given catalyst substrate and a given mat. The mounting pressure of the mat increases exponentially during the compression from its initial bulk density to the final target density.
Sometimes a severely bloated stomach â along with constipation, nausea and vomiting â is due to a bowel obstruction, which is caused by scar tissue or a tumor. When these grow and press against the bowel, the bowels become blocked and hold in fluid and stool.
1 Lactose intolerance causes bloating, and diarrhea. 2  Irritable Bowel Syndrome: This syndrome is one of the major causes of stomach pain, bloating, and other digestive symptoms. 3  The exact cause of this syndrome is unknown but recent studies indicate that stressful lifestyle may be the most important trigger.ymptoms, and Signs of the Bloated Stomach. The major symptom of bloated stomach is a fullness sensation in the abdomen. Occasionally, bloated stomach is painful. If bloated stomach causes pain, this pain will be sharp and crampy. Bloated stomach is usually associated with excessive passage of flatus and hiccup.