1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2009 08 12 N-STATUS No known use. No Replacement Named C. Mracna, NA 2004 07 13 Revised Para 3.0 inserted; para 3.11 & 4 deleted 1973 08 10 Released E3C-556700 Printed copies are uncontrolled Copyright 2009, Ford Global Technologies, LLC Page
2、1 of 2 RUBBER, CHLOROSULFONATED POLYETHYLENE ESE-M2D158-B LOW EXTRACTABLES NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a synthetic base rubber compound of high temperature and ozone resistances and medium oil and gasoline resistance. 2. APPLICATION This speci
3、fication was released originally for material used in vacuum lines for engine applications. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.1 CONST
4、RUCTION Tubing or molded parts 3.2 ORIGINAL PROPERTIES 3.2.1 Tensile Strength, min 1,500 psi (ASTM D 412) (10.3 MPa) Elongation, min 200% 3.2.2 Hardness - Durometer “A“ 65 - 75 (ASTM D 2240) 3.3 HEAT AGED PROPERTIES (ASTM D 865, 70 h at 149 +/- 1 C) 3.3.1 Tensile Strength Change, max -25% 3.3.2 Elon
5、gation Change, max -60% 3.3.3 Hardness - Durometer “A“ Change, max +15 3.4 OZONE RATING Must meet (FLTM BP 101-01) ESB-M9P1-A 3.5 COLD FLEXIBILITY No cracks (FLTM BP 106-03, 5 h at -40 C) ENGINEERING MATERIAL SPECIFICATIONESE-M2D158-B Printed copies are uncontrolled Copyright 2009, Ford Global Techn
6、ologies, LLC Page 2 of 2 3.6 VACUUM COLLAPSE, max 10% Test Method: The collapse of the outer diameter of the tubing produced from this compound shall be measured after 5 min exposure to internal vacuum of 24 in Hg (81 kPa). 3.7 IMMERSION IN ASTM “B“ FUEL (ASTM D 471, 24 h at 23 +/- 2 C) 3.7.1 Tensil
7、e Strength Change, max -50% 3.7.2 Elongation Change, max -35% 3.7.3 Volume Change, max +60% 3.7.4 Hardness - Durometer “A“ Change, max -25 3.8 CHEMICAL ANALYSIS (ASTM D 297) 3.8.1 Toluene Extract, max 15% 3.8.2 Waxy Hydrocarbon, max 0.75% 3.9 QUALITY CONFORMANCE 3.9.1 Initial Qualifications Tests Ea
8、ch supplier to this specification must have its initial shipment completely tested to all the above requirements by a Ford Motor Company laboratory in accordance with Q101, and the results of such tests concurred by the affected product engineering office prior to shipment. 3.9.2 Production Shipment
9、s Samples from each lot (a lot is 50,000 ft (15,000 m) of tubing maximum, or the parts produced in a 8 h shift) shall be tested and certified by the supplier to the requirements of para. 3.2, 3.6 and 3.8.2. In addition, the supplier must maintain records of all in-plant control parameters necessary
10、to insure quality and uniformity from batch to batch. Test para. 3.6, vacuum tubing only. 3.9.3 Periodic Qualification Tests Every 4 months each part supplier is required to perform complete qualifications testing on every size of part supplied to Ford Motor Company. The testing may be performed eit
11、her by a Ford or supplier laboratory and records retained for review by the appropriate quality control activity. 3.10 SOURCE IDENTIFICATION Each part shall have the suppliers identification marks permanently affixed. The markings shall be identical to those shown in the Rubber Manufacturers Association Source Identification Book.
