What the difference between Copolymer Acetal and Dupont Delrin Homopolymer in Sheet and Rods

Delrin is the best plastic for turning on a machine lathe. It is very easy to turn, but it does require reduced speeds. I’ve used this plastic to make Scottish small pipes chanters. I have purchased countless items from Industrial Plastic. The smaller parts always ship promptly and everything is always well packed. I’ve never had an issue with an order.
Between the Delrin and Acetal rods, both materials are incredibly durable and easily machinable, and they have comparable physical properties. They appear similar, but in practical uses there are a few differences that may make one preferable than the other. It also depends heavily on your application. As with all plastic materials, be sure to check the typical properties data sheet for the desired properties you may need for your application.
Our Acetal Sheet is definitely our best material for machining,giving an nice finish both on manual and CNC Machines. Its got a pretty low moisture absorption making it the usual grade for food contact and where the dimensional stability is important. Acetal Sheet has the perfect combination of high mechanical strength, hardness and toughness, giving it excellent sliding properties, electrical insulation, and wear resistance.
Acetal Sheet has countless uses and is certainly valued in the food preparation industry. Because of its low moisture absorption it helped it to achieve Food & Drug Administration approval and its excellent sliding abilities which aid with very low friction and hard wearing food safe components.
Acetal Sheet is one of the engineering plastics chosen within the automotive industry because of its long lasting dimensional stability and toughness. It offers solutions for designers to help them create long lasting and very durable components. Another popular area for Acetal is in marine applications. This environment suits acetal quite because the low moisture absorption will result in components that will not expand or change dimensions due to contact with water.

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