1、 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 1 of 9 NAVISTAR, INC. Material, Parts, and Process Specification
2、s (MPAPS) NUMBER: MPAPS K-15-5014 Former Designation: N/A TITLE: EPDM Material For Molded Seals CURRENT REV No.: 1508 DATE: August 2015 WRITTEN/EDITED BY: G. Svidron APPROVED BY: R. Goluch SUPERSEDES: NEW PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may in
3、volve hazardous materials, equipment, and procedures. This specification does not purport to address all of the safety issues associated with its use. The user is responsible to consult appropriate safety and health practices and to determine the applicability of regulatory limits prior to use. Chan
4、ge Notice: New Specification 1.0 APPLICATION This specification is for molded, elastomeric seals made of a terpolymer of ethylene propylene and a diene third monomer used for cross-linking. (EPDM). 2.0 SCOPE This specification covers the physical properties and other requirements used to demonstrate
5、 specific EPDM compound numbers (formulations) are compatible with given fluids within a given temperature range. EPDM is typically used in cooling systems as it generally performs well in ELC, has excellent low temperature properties and good life characteristics in typical cooling system temperatu
6、re ranges. 2.1 Restricted Chemical Substances Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the MPAPS B-50 specification. 3.0 REFERENCE DOCUMENTS Unless otherwise specified, the latest issue of all referenced standards
7、shall apply. The following Specifications, Standards, and Regulations are referenced in this specification. Quality System Standard ISO 9001 or TS-16949 CFR Title 29, Part 1910 NAVISTAR Manufacturing Std. MS-D-13 NAVISTAR Engineering Design Std A-16 NAVISTAR MPAPS B-50 NUMBER: MPAPS K-15-5014 TITLE:
8、 EPDM for Molded Seals REVISION: 1508 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 2 of 9 4.0 REQUIREMENTS TYP
9、E 1 2 O-RING CROSS-SECTIONAL DIA. (NOM.) 0.070 0.103 0.139 0.210 0.25” Button 0.070 0.103 0.139 0.210 Button ASTM D2000 Line Callout M3DA710A26B36C32F19G11 M3DA710A26B36C32EA14F19G11 Original Properties Hardness, Points Shore A - - - - 70+/-5 - - - - 70+/-5 Tensile Strength, psi, min. - - - - 1450 -
10、 - - - 1450 MPa, min. - - - - 10 - - - - 10 Ultimate Elongation, % min. - - - - 200 - - - - 200 Modulus 100% Elongation - - - - - - - - - - psi, min. - - - - - - - - - - MPa, min. - - - - - - - - - - Specific Gravity - - - - - - - - - - Compression Set 70 Hrs. 125C (257 F), % max. - - - - 25 (22h150
11、C) - - - - 25 (22h150C) Air Age 70 hrs. 150 C (302 F) ASTM D573 Hardness Change, Points Shore A, max. - - - - +10 - - - - +10 Tensile Change, % max. - - - - -20 - - - - -20 Elongation Change, %max. - - - - -20 - - - - -20 Fluid Immersion, Water/Ethylene Glycol 50/50 - 70 Hrs. 100 C (212 F) per ASTM
12、D471 Hardness Change, Points Shore A - - - - - - - - - - Tensile Change, % max. - - - - - - - - - - Elongation Change, %, max. - - - - - - - - - - Volume Change, % - - - - - - - - - - Water Immersion, 70 Hrs. 125C (257 F) per ASTM D471 Hardness Change, Points Shore A - - - - - - - - - - Tensile Chan
13、ge, % max. - - - - - - - - - - Elongation Change, %, max. - - - - - - - - - - Volume Change, % - - - - - - - - - - Water/ Glycol and O.A.T and non O.A.T (Hybrid) Coolants Immersion (1:1 by Vol) 70 Hrs. 125 C (257 F) per ASTM D471 1:1 OAT:H2o (100C) 1:1 OAT:H2o (100C) Hardness Change, Points Shore A
14、- - - - - - - - Tensile Change, % max. - - - - - - - - Elongation Change, %, max. - - - - - - - - Volume Change, % - - - - +/-10 - - - - +/-10 NUMBER: MPAPS K-15-5014 TITLE: EPDM for Molded Seals REVISION: 1508 This document is restricted and may not be sent outside Navistar, Inc. or reproduced with
15、out permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 3 of 9 TYPE 1 2 O-RING CROSS-SECTIONAL DIA. (NOM.) 0.070 0.103 0.139 0.210 0.25” button 0.070 0.103 0.139 0.210 TR-10, Low Temperature Retraction 10% Retu
16、rn, ASTM D-1329 (original parts only) - - - - - - - - Tear Strength ASTM D624, DIEB lbs/in, min - - - - - - - - - KN/m, min - - - - 17.0 - - - - 17.0 CSR Long life coolant concentrate, ethylene glycol base, MPAPS B-1, Type III 500 Hrs - - - - 53.1 - - - - 60.2 1000 Hrs - - - - 44.6 - - - - 51.8 1500
17、 Hrs - - - - 47.7 - - - - 48.3 2000 Hrs - - - - 44.4 - - - - 49.6 2500 Hrs - - - - 40.5 - - - - 49.1 3000 Hrs - - - - 42.9 - - - - 49.2 Long life coolant concentrate, ethylene glycol base, MPAPS B-1, Type IIIA 500 Hrs - - - - - - - - - - 1000 Hrs - - - - - - - - - - 1500 Hrs - - - - - - - - - - 2000
18、 Hrs - - - - - - - - - - 2500 Hrs - - - - - - - - - - 3000 Hrs - - - - - - - - - - NUMBER: MPAPS K-15-5014 TITLE: EPDM for Molded Seals REVISION: 1508 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers
19、 are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 4 of 9 TYPE 3 4 O-RING CROSS-SECTIONAL DIA. (NOM.) 0.070 0.103 0.139 0.210 0.25” Button 0.070 0.103 0.139 0.210 Button ASTM D2000 Line Callout M2DA710 B46 EO36 F17 G11 Original Properties Hardness, Points Shore A -
20、 - - - 655 - - - - 705 Tensile Strength, psi, min. - - - - 1450 - - - - 450 MPa, min. - - - - 10 - - - - 10 Ultimate Elongation, % min. - - - - 200 - - - - 200 Modulus 100% Elongation - - - - - - - - - - psi, min. - - - - 435 - - - - - MPa, min. - - - - 3.0 - - - - - Specific Gravity - - - - 1.06-1.
21、10 - - - - - Compression Set 70 Hrs. 125C (257 F), % max. - - - - 30 - - - - 40 Air Age 70 hrs. 150 C (302 F) ASTM D573 - - - - - Hardness Change, Points Shore A, max. - - - - 15 - - - - +10 Tensile Change, % max. - - - - 30 - - - - -20 Elongation Change, %max. - - - - 50 - - - - -20 Fluid Immersion
22、, Water/Ethylene Glycol 50/50 - 70 Hrs. 100 C (212 F) per ASTM D471 Hardness Change, Points Shore A - - - - +/-5 - - - - 10 Tensile Change, % max. - - - - +/-20 - - - - -20 Elongation Change, %, max. - - - - -25 to +20 - - - - -20 Volume Change, % - - - - +/-5 - - - - 5 Water Immersion, 70 Hrs. 125C
23、 (257 F) per ASTM D471 (100C) Hardness Change, Points Shore A - - - - +/-5 - - - - - Tensile Change, % max. - - - - +/-20 - - - - - Elongation Change, %, max. - - - - -25 to +20 - - - - 5 Volume Change, % - - - - +/-5 - - - - 5 Water/ Glycol and O.A.T and non O.A.T (Hybrid) Coolants Immersion (1:1 b
24、y Vol) 70 Hrs. 125 C (257 F) per ASTM D471 (100C) Hardness Change, Points Shore A - - - - +/-5 - - - - 10 Tensile Change, % max. - - - - +/-20 - - - - -20 Elongation Change, %, max. - - - - -25 to +20 - - - - -20 Volume Change, % - - - - +/-5 - - - - 5 NUMBER: MPAPS K-15-5014 TITLE: EPDM for Molded
25、Seals REVISION: 1508 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 5 of 9 TYPE 3 4 O-RING CROSS-SECTIONAL DIA.
26、(NOM.) 0.070 0.103 0.139 0.210 0.25” button 0.070 0.103 0.139 0.210 TR-10, Low Temperature Retraction 10% Return, ASTM D-1329 (original parts only) - - - - -29C - - - - -55 Tear Strength ASTM D624, DIEB lbs/in, min - - - - - - - - - 17 KN/m, min - - - - - - - - - 17 CSR Long life coolant concentrate
27、, ethylene glycol base, MPAPS B-1, Type III 500 Hrs - - - - 44 - - - - 58.1 1000 Hrs - - - - 43 - - - - 55.9 1500 Hrs - - - - 42 - - - - 2000 Hrs - - - - 41 - - - - 50.8 2500 Hrs - - - - 42 - - - - 3000 Hrs - - - - 41 - - - - 45.6 Long life coolant concentrate, ethylene glycol base, MPAPS B-1, Type
28、IIIA 500 Hrs - - - - - - - - - - 1000 Hrs - - - - - - - - - - 1500 Hrs - - - - - - - - - - 2000 Hrs - - - - - - - - - - 2500 Hrs - - - - - - - - - - 3000 Hrs - - - - - - - - - - NUMBER: MPAPS K-15-5014 TITLE: EPDM for Molded Seals REVISION: 1508 This document is restricted and may not be sent outsid
29、e Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 6 of 9 TYPE 5 6 O-RING CROSS-SECTIONAL DIA. (NOM.) 0.070 0.103 0.139 0.210 0.25” Button 0.070 0.103 0.139 0.210 Button
30、ASTM D2000 Line Callout Original Properties Hardness, Points Shore A - - - - 85+/-5 - - - - - Tensile Strength, psi, min. - - - - 2000 - - - - - MPa, min. - - - - 14.0 - - - - - Ultimate Elongation, % min. - - - - 80 - - - - - Modulus 100% Elongation - - - - 7 - - - - - psi, min. - - - - 1000 - - -
31、- - MPa, min. - - - - 6.9 - - - - - Specific Gravity - - - - 1.2 - - - - - Compression Set 70 Hrs. 125C (257 F), % max. - - - 35 20 - - - - Air Age 70 hrs. 150 C (302 F) ASTM D573 Hardness Change, Points Shore A, max. - - - - - - - - - - Tensile Change, % max. - - - - - - - - - - Elongation Change,
32、%max. - - - - - - - - - - Fluid Immersion, Water/Ethylene Glycol 50/50 - 70 Hrs. 100 C (212 F) per ASTM D471 Hardness Change, Points Shore A - - - - - - - - - - Tensile Change, % max. - - - - - - - - - - Elongation Change, %, max. - - - - - - - - - - Volume Change, % - - - - - - - - - - Water Immers
33、ion, 70 Hrs. 125C (257 F) per ASTM D471 100C Hardness Change, Points Shore A +/-5 - - - - - - - - - Tensile Change, % max. +/-15 - - - - - - - - - Elongation Change, %, max. +/-15 - - - - - - - - - Volume Change, % +100 - - - - - - - - - Water/ Glycol and O.A.T and non O.A.T (Hybrid) Coolants Immers
34、ion (1:1 by Vol) 70 Hrs. 125 C (257 F) per ASTM D471 Hardness Change, Points Shore A - - - - +/-5 - - - - - Tensile Change, % max. - - - - +/-10 - - - - - Elongation Change, %, max. - - - - +/-10 - - - - - Volume Change, % - - - - +/-5 - - - - - NUMBER: MPAPS K-15-5014 TITLE: EPDM for Molded Seals R
35、EVISION: 1508 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 7 of 9 TYPE 5 6 O-RING CROSS-SECTIONAL DIA. (NOM.)
36、0.070 0.103 0.139 0.210 0.25” button 0.070 0.103 0.139 0.210 TR-10, Low Temperature Retraction 10% Return, ASTM D-1329 (original parts only) - - - - - - - - - - Tear Strength ASTM D624, DIEB lbs/in, min 245 - - - - - - - - - KN/m, min - - - - - - - - - - CSR Long life coolant concentrate, ethylene g
37、lycol base, MPAPS B-1, Type III 500 Hrs - - - - - - - - - 1000 Hrs - - - - - - - - - 1500 Hrs - - - - - - - - - 2000 Hrs - - - - - - - - - 2500 Hrs - - - - - - - - - 3000 Hrs - - - - - - - - - Long life coolant concentrate, ethylene glycol base, MPAPS B-1, Type IIIA 500 Hrs - - - - - - - - - - 1000
38、Hrs - - - - - - - - - - 1500 Hrs - - - - - - - - - - 2000 Hrs - - - - - - - - - - 2500 Hrs - - - - - - - - - - 3000 Hrs - - - - - - - - - - 5.0 QUALITY Seals will have a smooth (RMA F2) surface and will be free from folds, blemishes, nicks, cuts and non-fills. O-rings shall meet the requirements of
39、ISO 3601/3 Grade S Visual Inspection Standard (lastest issue), unless otherwise specified. They will also show no evidence of checks, flaws or breaks when any section is extended 100 percent (see Section 7 for exceptions). The material will have no tendency to cause or promote corrosion or to adhere
40、 to metal. 6.0 QUALIFICATION Engineering qualification of sources is required in advance of production shipments. Suppliers shall submit samples for approval of finish, luster, color and appearance to the Navistar Industrial Design Group. Samples shall be accompanied by test data certifying that all
41、 requirements of the specification have been met. Upon approval, styling master samples denoting the minimum level of acceptable NUMBER: MPAPS K-15-5014 TITLE: EPDM for Molded Seals REVISION: 1508 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2015 by Navistar, Inc. August 2015 Page 8 of 9 appearance quality shall be developed and ret
