Welcome to the Kalrez® Technical Literature Library

Here you will be able to find a lot of information about all the various Kalrez® compounds and applications.

Please find the Kalrez® document that you are interested in and click on the image next to it to view the document.

Kalrez® Brochures

	Kalrez®, offers reliable long term sealing.
	Kalrez®, Optimize total system cost.

For further information about Dichtomatik and Dupont products please view our downloadable brochures. Please find the Kalrez® product that you are interested in and click the image next to it to view the technical document. All of these documents are available in other languages from the Dupont Kalrez® website as well as further information on other Dupont products.

For a general guide on choosing an o-ring for your application please view this O-ring Guide.

Kalrez® Technical Datasheets

		Spectrum™ Grades
Mat ref.	Hardness	Properties	Data Sheet	Main Industry
0040	70	Outstanding resistance in wide range of chemicals down to a temperature of -42°C		CPI
6375	75	Outstanding resistance in wide range of chemicals upto a temperature of 275°C		CPI
6380	80	None black product specially developed for chemical processes involving hot, aggresive amines. Max continuous temperature 225°c		CPI
7075	75	Excellent resistance in chemical and hydrocarbon processing industries. Excellent compression set with upper temperature limit of 327°C		CPI
7090	90	Excellent mechanical properties. Suited to static & dynamic applications at high temperatures where extrusion resistance is required. Rapid gas decompression resistance with continuous service temperature to 325°C		CLI+ O & G
		Other Standard Grades
0090	95	Excellent Chemical resistance and outstanding resistance to Rapid Gas Decompression (RGD). Independantly tested and certified by MERL to meet Norsok    M-710 rev.2.  Achieved highest possible 0000 rating. Upper servie temperature 250°C.		O & G
1050LF	82	Best in class for hot water/steam and excellent amine resistance and enhanced compression set properties. Excellent with wet amines and offers low outgassing at high temperatures. Temperatures to 228°C		CPI
2035	85	Excellent chemical resistance. Low swell in organic & inorganic acids, esters, ketones & aldehydes. Maximum servie temperature 21°C		Pharmaceutical & Chemical Transport
2085	92	Excellent resistance to drill fluids and sour gas.  Good resistance to methanol & biocides.  Maximum continuous service temperature of 210°C		O&G not O Rings
3018	91	Similar to 1050LF but has higher hardness/modulus.  Good in hot water/steam and amines.  Offers the best high pressure extrusion resistance.		CLI+ O & G
3065	90	Designed to function under extrusion at extreme pressure. Good all round chemical resistance + excellent resistance to sour oils & amines. Upper service to 288°C. Usually used to produce V Rings & custom parts, not O Rings		O & G not O Rings
4001	58	None filled compound with high purity. Good in oxygen enviroment & excellent in ozone. Well suited to vacuum service and static application requiring low stress/lox sealing force. Maximum upper temperature limit 275°C.		Pharmaceutical & high purity enviroments
4079	75	Suitable for many applications and was one of the first materials to be developed in the Kalrez range. Outstanding hot air ageing properties with low compression set at high temperatures. Maximum operating temperature of 315°C but avoid water/steam & amines at high temps.		General Purpose
6221 6230	70 (white) 75 (black)	Superior chemical resistance & low contamination in food & handling applications where FDA compliance is rquired. Suitable for WFI & SIP systems. Thermal stability upto 260°C which permits stage 11 sterilisation processes.		Pharmaceutical

The brand names Kalrez®, Viton®, Zalak® and Vamac® are all registered trademarks of DuPont Performance Polymers.