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. 2009 by Navistar, Inc. October 2009 Page 1 of 7 NAVISTAR, INC. TMS (TRUCK MATERIAL SPECIFICATION) NUMBER:
2、 TMS-6045 srr TITLE: Door and Body Seals (rubber) CURRENT REV No.: 0910 DATE: October 2009 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES ISSUE DATED: June 2007 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involv
3、e 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. Change N
4、otice: Added Type 8 Reference: File 30-16 Key Words: Door seal, body seal 1.0 APPLICATION This specification covers elastomeric door, glass and body seals and trim applications. . Type 1: Dual Durometer - solid extrusion with sponge bulb; with a woven wire carrier. Type 2: Solid extrusion with a wov
5、en wire carrier. Type 3: Extruded sponge, adhesive mounted. Type 4: Trim edge covering. Type 5: Glass run channel or belt line seal - solid extrusion with flocking. Type 6: Glass run channel or belt line seal - solid extrusion without flocking. Type 7: Solid extrusion without a woven wire carrier. T
6、ype 8: Solid, dual durometer thermoplastic elastomer extrusion. 2.0 SCOPE This specification covers the general requirements, property and performance requirements, quality, identification, qualification, source approval and quality control. 2.1 Restricted Chemical Substances Effective January 1, 20
7、07, all product supplied to the requirements of this specification must comply with the requirements of the CEMS B-50 specification. 3.0 REFERENCE DOCUMENTS Unless otherwise specified the latest issue of all referenced standards shall apply. The following Specifications, Standards, and Regulations a
8、re referenced in this specification. Quality System Standard ISO 9001 or TS-16949 ASTM D 2240 ASTM D 412 NAVISTAR Manufacturing Standard D-13. ASTM D 573 ASTM D 395 NAVISTAR Engineering Design Standard A-16 ASTM D 1171 ASTM D 2135 CFR Title 29, Part 1910 ASTM D 1056 SAE J200 RMA Handbook (Rubber Man
9、ufacturers Association) SAE J18 ASTM D 618 NAVISTAR TMS-9544 CEMS GT-31 NAVISTAR CEMS G-5, Part II CEMS B-50 Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6045 TITLE
10、: Door and Body Seals (rubber) REVISION: 0910 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. 2009 by Navistar, Inc. OCTOBER 2009 Page 2 of 7 4.0 GENERAL
11、REQUIREMENTS Unless otherwise stated, all tests shall be performed at room temperature. Preconditioning: in case of dispute, ASTM D 618, Procedure A, shall govern conditioning of test samples. 4.1 General Properties 4.1.1 Finish Unless otherwise specified on the engineering drawing, the finish for m
12、olded parts shall be uniform as produced from polished steel tools. The mold will be polished to a surface finish of 800 nm or better. Extruded products shall have a smooth, clean surface, free from any foreign matter. Extruded finish will be equivalent to Rubber Manufacturers Association (RMA) F2 f
13、or mold finish. 4.1.2 Color Unless otherwise stated on the engineering print, the color shall meet NAV0001 flat black. 4.1.3 Flash Unless otherwise specified on the engineering drawing, the parts shall have a maximum flash allowance of 0.80 mm (RMA T.80mm). 4.1.4 Low-friction Coating This requiremen
14、t is under development. Silicone coatings are not allowed. Contact TDTC Materials Engineering for further information. 4.1.5 Dimensional Tolerances Reference part tolerances are shown in Table 1. Engineering print tolerances utilizing Geometric Design and Tolerancing (GD&T) shall be reasonably consi
15、stent with the intent of this table. TABLE 1 STANDARD DIMENSIONAL TOLERANCE TABLE Dimension - inch Tolerance - inch Dimension mm Tolerance -mm 0 -1.00 .015 0 -25 .40 1.00-4.00 .025 25 -100 .50 4.00-6.30 .032 100 -160 .80 6.30 & over 0.50% 160 & over 0.50% Copyright Navistar International Corporation
16、 Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6045 TITLE: Door and Body Seals (rubber) REVISION: 0910 This document is restricted and may not be sent outside Navistar, Inc or reproduced without permission from
17、 Corporate Technical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. OCTOBER 2009 Page 3 of 7 4.2 Material Requirements TABLE 2 MATERIAL REQUIREMENTS Solid Sponge Property Test Method Class Type 1, 5, 6 Type 2 Type 4 Type 7 Hard Type 8 Soft Type 8 Type 1,3 Ha
18、rdness ASTM D 2240 Type A Points 60 5 60 5 50 5 605 TBD TBD 60 5 Tensile Strength ASTM D 412 Die C MPa 7 8 7 5 TBD TBD 8 Elongation ASTM D 412 % 400 300 300 200 TBD TBD 300 Tear Resistance kN/m 26 26 9 TBD TBD 26 Compression Set ASTM D 395 Method B % 25 50 50 TBD TBD 50 Low Temperature ASTM D 2135 M
19、ethod A Pass Pass Pass Pass Pass TBD TBD Pass Ozone Resistance ASTM D 1171 % 100% 100% 100% 100% TBD TBD 100% TBD TBD Heat Resistance ASTM D 573 70 h 70C 100C 225C TBD TBD Hardness ASTM D 2240 Type A Points 10 15 15 10 TBD TBD 15 Tensile Strength ASTM D 412 Die C % -25 30 30 -30 TBD TBD 30 Elongatio
20、n ASTM D 412 % -25 -50 -50 -30 TBD TBD -50 4.2.1.1 Adhesion: ASTM D 429, Method A. This test applies to any bonded assembly. All fracture modes are to be cohesive fractures or fracture through the substrate. The Qualification Test Report will include the fracture loads reported as MPa values, tested
21、 at standard lab conditions. Any adhesive failure modes shall be noted and explained in the report. 4.2.1.2 Seal Abrasion Resistance: Prepare samples at 250 mm (10 in) in length. Use a wear resistance tester (Blue Boat Anchor) that is set to 60 cpm (cycles per minute) and the stroke is 150 mm (6 in)
22、 with one back and forth movement as one cycle. Apply (weight) to the tester. Test samples to 20,000 cycles or other agreed upon cycle amount. Samples shall be checked every 1000 cycles. Record cycles and note any failures. Copyright Navistar International Corporation Provided by IHS under license w
23、ith INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6045 TITLE: Door and Body Seals (rubber) REVISION: 0910 This document is restricted and may not be sent outside Navistar, Inc or reproduced without permission from Corporate Technical Standards.
24、Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. OCTOBER 2009 Page 4 of 7 4.2.1.3 Staining Resistance: This requirement is temporarily ASTM D 925 Method B to be consistent with ASTM D 2000 classifications. 4.2.1.4 Salt Spray/Adhesion: ASTM B117 salt spray test for 100 ho
25、urs. Test per 4.2.1.1 Adhesion. 4.2.1.5 Heat Aged/Adhesion: Age test samples for the time, temperature and method specified in Table 2. Perform test as per 4.2.1.1 Adhesion. 4.2.2 Material Requirements Sponge only - Types 1 & 3 4.2.2.1 Compression Deflection 4.2.2.1.1 Method: Test per ASTM D 1056 on
26、 samples prepared in paragraph 19. 4.2.2.1.2 Required: Range shall be between 35 to 65 KPa. 4.2.2.2 Heat-Aging 4.2.2.2.1 Method: Prepare samples for compression deflection as directed earlier. Heat-age samples in a re-circulating air oven for 168 hours at 70 2C. 4.2.2.2.2 Required: Shall be within 3
27、0% of the range from Table 2. 4.2.2.3 Water Absorption 4.2.2.3.1 Method: Test per ASTM D 1056 on samples prepared in paragraph 43. 4.2.2.3.2 Required: Weight shall not be more than 5% the original weight. 4.2.2.4 Compression Set 4.2.2.4.1 Method: Test per ASTM D 1056 on samples prepared in paragraph
28、 50. 4.2.2.4.2 Required: Sample should not have a compression set of more than 25%. 4.2.2.5 Weather Resistance 4.2.2.5.1 Method: Test per ASTM D 1171 method D, outdoor exposure. 4.2.2.5.2 Requires: Shall obtain 100% to pass. 4.3 Property and Performance Requirements Mechanical Properties The need fo
29、r these tests, and details of the specific tests to be performed, will be indicated on the engineering drawing for the part or assembly. Additional details of the testing may be included in the Engineering Validation Plan for these parts. Unless otherwise specified all tests shall be performed on fi
30、nished parts. Test fixtures, replicating, as closely possible, the production usage and intent shall be built. Details of the test fixtures, including engineering drawings and pictures shall be included in the suppliers qualification report (see Section 5.1). 4.3.1 Compression Load Deflection: ASTM
31、D 575, Test Method A, except that a finished part shall be used. The direction and amount of deflection shall be indicated on the engineering drawing. 4.3.2 Glass Edge Rub The glass system for this test consists of the door assembly, door module with below belt run seals, window crank (manual system
32、s), drop glass, glass run seal, inner belt seal, and outer belt seal. All areas coated with flock or LFC must complete the following testing without rub through, or any other defects that would affect the function of the system. Copyright Navistar International Corporation Provided by IHS under lice
33、nse with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6045 TITLE: Door and Body Seals (rubber) REVISION: 0910 This document is restricted and may not be sent outside Navistar, Inc or reproduced without permission from Corporate Technical Standa
34、rds. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. OCTOBER 2009 Page 5 of 7 Test Plan One Life = 50,000 cycles (full up to full down to full up) for front doors consisting of Ambient (235C) = 20,000 cycles Cold (-403C) = 7,500 cycles Hot (823C) = 7,500 cycles Humidity
35、 (403C 955% RH) = 15,000 cycles One Life = 20,000 cycles for rear doors consisting of Ambient (235C) = 8,000 cycles Cold (-403C) = 3,000 cycles Hot (823C) = 3,000 cycles Humidity (403C 955% RH) = 6,000 cycles The system must be tested to a B10 life of 50,000 cycles for front doors and 20,000 cycles
36、for rear doors. The target program goals are R90 C95 using Weibull with = 1.5 for both power and manual systems. Full Inspection Every 5K Notify Navistar Engineering and Reliability departments of any concerns during the test to determine if the concerns are considered failures. Any concerns at less
37、 than one life are failures. 4.3.3 Load Loss Set 4.3.3.1 Method: Use samples from the Compression Load Deflection test to perform this test. Compress the samples using two compression plates that can be secured in the compressed state. Place the samples in an oven for 24 0.1 h 70 2C. Remove from the
38、 oven and remove the samples from the compression plates. Allow the samples to cool for 1 0.1 h at room temperature 23 2C. Rerun the samples in the Compression Load Deflection test. 4.3.3.2 Required: Report. % allowed TBD. 4.3.4 Separation of the Bulb from the Carrier 4.3.4.1 Method: Prepare 25 mm (
39、1”) sections from production parts. Cut the bulb material on a taper so that the knit line, where the bulb meets the carrier, to be tested is 12.5 mm (.5 in). Measure and record the thickness of the bulb material at the knit line. Pull the sample at a rate of 500 mm/min (20.0 in/min). Tensile Streng
40、th (MPa) = (Load (N)/ (Area (12.5mm x Thickness, mm) 4.3.4.2 Required: Report the tensile strength of the samples. 4.3.5 Splice Strength 4.3.5.1 Method: Prepare samples at 150 mm (6 in) long with the splice being at the center. Remove the bulb from the carrier and test the bulb section. Pull at a ra
41、te of 250 mm/minute (10 in/min). 4.3.5.2 Required: Record the peak load and note any cohesive failures. Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6045 TITLE: Doo
42、r and Body Seals (rubber) REVISION: 0910 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. 2009 by Navistar, Inc. OCTOBER 2009 Page 6 of 7 4.3.6 Thermal Sho
43、ck 4.3.6.1 Method: Sample parts shall be subjected to four complete cycles consisting of the following sequence: 1) 853C (1855F) for 30 minutes. 2) -343C (-305F) ethylene glycol/H2O bath for 30 minutes. 4.3.6.2 Required: Samples should be 305 mm (12 in) and at least one sample should contain all of
44、the bonded area. Samples shall be transferred immediately from one environment to the other with no time allowed between cycles. There shall be evidence of cracking, splitting, and adhesion loss on bonded area, stress fractures, or any other defects. 5.0 QUALITY All parts supplied to this specificat
45、ion shall be uniform in appearance and free from pinholes, blowholes, bubbles, and mold flash. No change in the formulation shall be made by the supplier without prior approval of Materials Engineering, Truck Development and Technology Center. 5.1 Qualification Materials submitted for approval to th
46、is specification shall include the following: 5.1.1 A detailed, signed test report documenting testing to this specification per TMS-9543. 5.1.2 The complete procedure used for preparing and curing materials for test, especially surface preparation (when appropriate) and condition of the test materi
47、als. 5.1.3 A complete description, including engineering prints and pictures of any non-standard test fixtures used. 5.1.4 Adhesive, substrate and any chemicals used for bonding where appropriate. 5.2 Submission The material test report shall be submitted to: Manager of Non-Metallic Materials Materials Engineering and Technology Navistar, Inc. PO Box 1109 Fort Wayne, IN 46801 5.3 Approval A report from Navistar will be issued approving new materials to this specification. Formal approval is not granted until this report has been published
