How to compare Copolymer Acetal and Homopolymer Acetal in Round rods or sheets and plate

Homopolymer Acetal or Delrin is the perfect plastic for turning on a CNC lathe lathe. It’s pretty easy to turn, however it does require reduced speeds. I have used this material to make Scottish small pipes chanters. I have purchased countless items from Industrial Plastic. The smaller pieces usually ship quickly and everything was well packed. I’ve never had a problem with an order.
Between the Delrin and Acetal rods, both materials are incredibly durable and easily machinable, and they have comparable physical properties. They look the same, but for practical use there are a few differences that may make one preferable than the other. It also depends on your application. As with any plastic materials, make sure to check the typical properties data sheet for the desired properties you may need for your application.
Our Acetal Sheet is probably our primary material for machining,as it gives an nice finish both on manual and CNC Machines. It has a very low moisture absorption making it the usual grade for food contact and where the dimensional stability is important. Acetal Sheet has an ideal combination of high mechanical strength, hardness and toughness, giving it outstanding sliding properties, electrical insulation, and wear resistance.
Acetal Sheet has numerous applications and is particularly of value in the food preparation industry. Because of its low moisture absorption it gained Food & Drug Administration approval along with its excellent sliding abilities which aid with very low friction and hard wearing food safe components.
Acetal Sheet is one of the plastics chosen within the automotive industry because of its long term dimensional stability and durability. It offers solutions for designers to help them produce long lasting and very durable components. Another popular area for Sustarin C is in marine applications. This environment suits acetal well because the low moisture absorption results in components that won’t expand or change dimensions due to contact with water.

Dupont Delrin 150


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