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QF7528

QF7528 PERFLUOROELASTOMER
 
TECHNICAL DATASHEET – REV 1, Dec 2021
 
GENERAL PURPOSE HIGH TEMPERATURE BLACK PERFLUOROELASTOMER

QF7528 is a popular general purpose, FFKM compound due to its relative low cost and broad range of chemical and temperature resistance. Used as a cost effective alternative to 6375, 4079 and 7075 in countless applications across various industries like Petro-Chem, Paint and Ink applications where resistance to harsh solvents is required. Available in o-rings and custom shapes.
 



FEATURES AND ADVANTAGES
1.Costeffective
2.Nearly universal chemical compatibility
3.Low compression set
4.72%fluorinecontent
5.Good dynamic properties - Long service life
6.Compatible with steam < 304
7.Compatible with amines < 37
 

APPLICATION EXAMPLES
1.Chemical sprayers, injectors and reactors
2.Connectors, Controls & Filters
3.Petro-Chem equipment, Sour gas
4.Ink handling & spraying equipment
5.Inorganic & Organic Acids & Alkine
6.Ketones, Esters, Ethers, Aldehydes
7.Solvents
o Acetone, Heptane
o Glycol ethers, Naphtha
o Toluene, Turpentine
o White spirit, Xylene
o Methyl ethyl ketone (MEK) o Dimethylformamide (DMF)
1.Lab Instrumentation
2.Liquid chromatography equipment
3.Mechanical seals
4.Painting equipment
5.Pumps & Valves
6.Aerospace Fuels, Skydrol & Oils
7.Semiconductor Applications
o Exhaust valves
o Litho/Track o ECP
o LPCVD
o Strip
o Dry etch
 

TYPICAL PHYSICAL PROPERTIES
PROPERTIES
ASTM
TYPICAL VALUE
Color
 
Black
Material Type
ASTM D1418
FFKM
Hardness: (Shore A)
ISO7619-1
75
Tensile Strength MPa (psi) 
D412
15.72210
Elongation at Break
D412
165%
Compression Set
72 hrs. @ 200oC (392 oF)
D395
20%
Linear Coefficient of Thermal Expansion (1/°C) 
 
3.5x10-4
Min Operating Temp (lower spikes)
 
-15ºC
Max Operating Temp (higher spikes)
 
320ºC

This information is to the best of our knowledge accurate and reliable. However, Shanghai Seals Mall Technology Co.,Ltd no warranty, expressed or implied, that parts manufactured from this material will perform satisfactorily in the customer’s application. It’s the customer’s responsibility to evaluate parts prior to use.

 
 
 
 

 

 
Shanghai Seals Mall Technology Co.,Ltd
Dec 2021




 
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