Engineering System

Introduction Die casting is a versatile process for producing engineered metal parts by forcing molten metal under high pressure into reu...

Advantages: Excellent dimensional accuracy (dependent on casting material, but typically 0.1 mm for the first 2.5 cm (0.005 in. for the fi...

There are two basic types of die casting machines: hot-chamber machines (a.k.a. gooseneck machines ) and cold-chamber machines . These are...

Die casting is the process of forcing molten metal under high pressure into mold cavities (which are machined into dies). Most die castings ...

Polyester is a category of polymers which contain the ester functional group in their main chain. Although there are many polyesters, the te...

Polyphenylethene IPA (IUPAC Polyphenylethene) is an aromatic polymer made from the aromatic monomer styrene, a liquid hydrocarbon that is co...

1. Natural polymers are available in nature. Could you write several examples of natural polymers and their applications (UAS no 1 090824) J...

Polyethylene or polythene (IUPAC name poly(ethene)) is a thermoplastic commodity heavily used in consumer products (notably the plastic shop...

Natural rubber is an elastic hydrocarbon polymer that naturally occurs as a milky colloidal suspension, or latex, in the sap of some plants....