Ethyl Cellulose products are used as inhibiting materials for rocket-propellant grains. IPI has been involved for many years, through its subsidiary, Island Polymer Industries, GmbH, in the development and manufacture of Ethyl Cellulose products for the rocket-propellant and ordnance industries. Our products have gained the enviable reputation for outstanding quality and excellent performance. IPI is continuously improving its leadership in this field with new developments derived from the latest technology.
IPI manufactures Ethyl Cellulose tape using our unique solvent cast film process. IPI's ethyl cellulose tape possesses the highest quality surface finish and chemical stability which are unmatched in the industry. IPI’s tape meets or exceeds the requirements of specification MIL-T-18833 and MIL-F-63463, as well as many other international military specifications.
IPI manufactures various types of End Inhibitors and End Sleeves for different propellant grains. Listed below are US part numbers that identify some of the more common End Inhibitors and End Sleeves that are produced by IPI:
- End Inhibitor: P/N: 318AS208, 9240822, 233AS143
- End Sleeve: P/N: 9240823, 233AS144
IPI manufactures various ethyl cellulose compounds suitable for injection molding and film extrusion for both military and civilian purposes.
Our manufacturing capabilities include the sensitive plasticizing of Ethyl Cellulose Powder with P-1099 plasticizer. IPI manufactures the plasticizer to ensure a high quality, reliable product. Our compounds meet all the military specifications including MIL-P-22985 and MIL-P-63462.
IPI also offers a Flame-Suppressant Ethyl Cellulose, which when incorporated within the rocket propulsion system, is able to suppress the ignition plume at the time of launching.
All of our Ethyl Cellulose products are manufactured in accordance with military specifications both from the United States and overseas.