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    INTERN TMS 6512-2009 Foam and Sponge Static Sealing《静密封泡沫或海绵》.pdf

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    INTERN TMS 6512-2009 Foam and Sponge Static Sealing《静密封泡沫或海绵》.pdf

    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. FEBRUARY 2009 Page 1 of 4 NAVISTAR, INC. (TMS) TRUCK MATERIAL SPECIFICATION NUMBER

    2、: TMS-6512 TITLE: Foam and Sponge, Static Sealing CURRENT REV. No.: 0902 DATE: February 2009 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: June 2007 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may involve hazardou

    3、s 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 Notice: Rep

    4、laced “International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive; Added PSA requirements. Reference: File 30-1 Keywords: Urethane, Foam, Sponge, Expanded Rubber 1.0 APPLICATION This specification covers two general types of die cut foam or sponge for static sealing ap

    5、plications which can be further specified by material. The first are flexible semi-closed cell foams suitable for sealing systems where restricted air flow is desired. The second is expanded rubber or sponge where the material must be closed cell or exhibit properties associated with closed cell rub

    6、ber materials. Note: This specification is under development. Please contact Materials Engineering for further information on updates. 2.0 SCOPE This specification covers the general requirements, property and performance requirements, and source approval and quality control. 2.1 Restricted Chemical

    7、 Substances Effective January 1, 2007, 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 standard

    8、s, specifications and regulations are referenced in this specification. Quality System Standard ISO 9001 or TS-16949 ASTM D 1564 NAVISTAR Manufacturing Standard MS-D-13 SAE J18 CFR Title 29, Part 1910 ASTM D 1056 NAVISTAR CEMS B-50 NAVISTAR TMS-6929 4.0 GENERAL REQUIREMENTS 4.1 Classification and Co

    9、nstruction Type designations are used to specify the application in the system and the allowed materials that can be used to meet those requirements. Suffix designations are used to specify the specific materials and Copyright Navistar International Corporation Provided by IHS under license with INT

    10、ERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6512 TITLE: Foam and Sponge, Static Sealing REVISION: 0902 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Sup

    11、pliers are required to assume all patent liability. 2009 by Navistar, Inc. FEBRUARY 2009 Page 2 of 4 hardness required for the application. Pressure sensitive adhesives may be specified on the engineering drawing and meet the requirements herein. 4.1.1 Types 4.1.1.1 Type 1 Semi-permeable foam or spo

    12、nge. This is typically used where low flange sealing pressures are present and a small amount of moisture absorption is not an issue. Typical applications include HVAC components, transmission covers, and electrical covers. Typical materials include vinyl, low permeability urethane, micro cellular u

    13、rethane and silicone. 4.1.1.2 Type 2 Closed cell expanded rubber. This is typically used for exterior sealing applications with higher flange pressures though some softer materials are available. Typical materials include EPDM, blends of SBR and CR and silicone. 4.1.2 Materials Grades A through C ma

    14、y only be associated with Type 1 applications; Grades D through F only with Type 2; and Grade G with either. If only a type is specified, then any appropriate material is acceptable that will work in the application. Selection of material and determination of its suitability should be done in consul

    15、tation with Materials Engineering. 4.1.2.1 Grade A Vinyl 4.1.2.2 Grade B Low permeable urethane foam 4.1.2.3 Grade C Micro cellular urethane foam 4.1.2.4 Grade D EPDM elastomer 4.1.2.5 Grade E SBR blends 4.1.2.6 Grade F CR blends 4.1.2.7 Grade G Silicone elastomers 4.1.3 Hardness Grades Various hard

    16、ness grades are available in many of these materials. In general, hardness shall follow ASTM D 1056 conventions for compression force deflection ranges. When specified, the hardness grade shall be noted parenthetically at the end of the note. Grade Compression Deflection at 25% Deflection kPa psi 0

    17、Less than 15 Less than 2 1 15 35 2 5 2 35 65 5 9 3 65 90 9 13 4 90 120 13 17 5 120 170 17 - 25 Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6512 TITLE: Foam and Spo

    18、nge, Static Sealing REVISION: 0902 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. FEBRUARY 2009 Page 3 of 4 4.2 Material Requirem

    19、ents The following material properties shall be determined by the methods indicated in ASTM D 1056, unless otherwise specified. 4.2.1 Grade A Vinyl available grades and material specifications: 1 TMS-6910 Class III 2 TMS-6910 Class II 3 TMS-6910 Class 1 4.2.2 Grade B Low permeable urethane foam no g

    20、rade designations; shall meet TMS-6510. 4.2.3 Grade C Micro cellular urethane foam 4.2.4 Grade D EPDM elastomers 4.2.5 Grade E SBR blends 4.2.6 Grade F CR blends 4.2.7 Grade G Silicone elastomers 4.2.8 Pressure Sensitive Adhesives Generally, adhesives supplied to this specification only need to adhe

    21、re until assembly is complete (as a seal in compression does not usually need an adhesive). In those cases where better, more durable performance is required then the adhesive shall meet TMS-6929. In both cases the adhesive needs to survive the environment the seal is intended for without causing an

    22、y detrimental effects to the performance of the seal. Please contact Materials Engineering if further guidance is required. 5.0 QUALITY All product supplied shall be clean and free from dirt, oils, sharp edges, or defects harmful to product performance. 5.1 Qualification Material and processes submi

    23、tted for approval to this specification shall include the following: 5.1.1 Report: A detailed and signed test report documenting testing to this specification prepared as per TMS-9543. The report will include actual test data not merely test summaries. 5.1.2 Failure Modes: Test samples or photograph

    24、s showing failure modes for each destructive test as necessary to fully describe those failure modes. Descriptions are adequate if the mode is easily understandable (no jargon) and not unexpected. Unexpected failure modes shall be described or pictured as completely as possible. 5.1.3 Test Procedure

    25、: The procedure used for preparing, curing and assembling materials for test. 5.1.4 Analysis: A detailed analysis of the test results including assumptions made, unexpected results and an explanation of any non-compliant results. 5.2 Submission The material test report shall be submitted to: Manager

    26、 of Non-Metallic Materials Materials Engineering and Technology Navistar, Inc. PO Box 1109 Fort Wayne, IN 46801 Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6512 TI

    27、TLE: Foam and Sponge, Static Sealing REVISION: 0902 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. FEBRUARY 2009 Page 4 of 4 6.0

    28、SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to NAVISTAR are required to be registered to ISO 9001 Quality System Requirements. NAVISTAR will also accept TS-16949 registration as long as the supplier can also fulfill all AIAG PPAP (Production Part Approval Process) doc

    29、umentation and approval requirements. Suppliers must maintain their certification with an accredited registrar and must furnish copies of registration certificates to their Corporate Buyer upon request. 6.2 Approval Parts supplied against contracts or purchase orders citing this specification shall

    30、be equivalent in all respects to those samples which were approved by the purchaser. No changes in formulation or processing practices are permitted without approval. In the event that changes in material, properties, processing practices, construction, color, or labeling of the product are required

    31、, the supplier shall notify TDTC and Purchasing and Supplier Development of the proposed change(s). Test data indicating conformance to all requirements of this specification, test samples, and new or amended or updated Material Safety Data Sheet(s) (MSDS), in accordance with CFR Title 29, Part 1910

    32、 shall be submitted with the request for change. 6.3 Process Control The supplier shall either perform and report results of tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines, or provide statistical evidence of the lot having been produced in a state of statistical contr

    33、ol and with a process capable of providing all required properties. The part supplier and the plant metallurgist and/or the quality control manager of the using plant may determine testing and reporting requirements on specific products. 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading, packing and

    34、identification shall be in accordance with Manufacturing Standard MS-D-13. 8.0 TECHNICAL INFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials Engineering and Techno

    35、logy Dept. Truck Development and Technology Center 2911 Meyer Road Fort Wayne, IN 46803 E-mail: MaterialsEngineeringN IHS Global Inc 15 Inverness Way East Englewood CO 80112-5776 Phone: 1-800-854-7179 E-mail: AutomotiveIHS.com Website: http:/ Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-


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