MECHANICAL PACKING
ECS-B PTFE Sheet Gasket THICKNESS ±5% Inches 1/32 1/16 3/32 1/8
mm 0,8 1,0 1,5 1,6 2,0 2,4 3,2
DIMENSIONS ±1/16 Inches M 47 x 47 1,19 x 1,19 59 x 59 1,50 x 1,50 59 x 59 1,50 x 1,50 59 x 59 1,50 x 1,50 59 x 59 1,50 x 1,50 59 x 59 1,50 x 1,50 59 x 59 1,50 x 1,50
AWC ITEM NUMBER 058091 058096 058097 058090 058098 058094 058093
FDA SHEETS 1/32 1/16 3/32 1/8
ECS-B is a FDA approved structured PTFE sheet gasket suitable for chemically aggressive services. It is recommended for services with water, steam hydrocarbons, hydrogen peroxide, solvents, refrigerants, cryogenic products, caustics and strong acids. TYPICAL PROPERTIES Thermal Characteristics: Maximum Service Temperature: 500°F (260°C) Minimum Service Temperature: -346°F (-210°C) CHEMICAL PROPERTIES Compatible pH Range: 0 to 14 Chemical Incompatibilities: Molten alkali metals, fluorine, and certain fluorine bearing compounds.
0,8 1,0 1,5 1,6 2,0 2,4 3,2
47 x 47 59 x 59 59 x 59 59 x 59 59 x 59 59 x 59 59 x 59
1,19 x 1,19 1,50 x 1,50 1,50 x 1,50 1,50 x 1,50 1,50 x 1,50 1,50 x 1,50 1,50 x 1,50
058118 058121 058122 058117 058123 058120 058119
PHYSICAL CHARACTERISTICS Compressibility: (ASTM F-36A): Recovery: (ASTM F-36A): Tensile Strength: (ASTM F-152): Creep Relaxation: (ASTM F-38B): P x T Factor: 350,000 for 1/16" 250,000 for 1/8" M & Y Factors: 1/16" M=2 1/8" M=2 Sealability: (ASTM F-37A): Sealability: (DIN 3535): Maximum Pressure: 800 psig (55 bar g)
@ 5000 psig
30% to 50%
@ 5000 psig
25% minimum
2000 psig
(14 MPa)
40% maximum (°F x psig) (°F x psig)
12,000 (°C x bar g) 8,500 (°C x bar g)
Y = 1500 Y = 1500
psig (10 N/mm2) psig (10 N/mm2)
@ .7 bar g
0,12 ml/h
< .015 cm3/min
Technical data reflects results of laboratory tests and is intended to indicate general characteristics only. A.W. Chesterton Company disclaims all warranties expressed, or implied, including warranties of merchantability and fitness for a particular purpose or use. Liability, if any is limited to product replacement only.
DISTRIBUTED BY: 225 Fallon Road Stoneham, Massachusetts 02180 -2904 USA Telephone: 978-469-6446 Fax : 978-469-6594 www.chesterton.com © A.W. Chesterton Company, 2005. All rights reserved. ® Registered trademark owned and licensed by A.W. Chesterton Company in USA and other countries.
FORM NO. 088109
PRINTED IN USA 5/05