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. 2008 by Navistar, Inc. DECEMBER 2008 Page 1 of 6 NAVISTAR, INC. TMS (TRUCK MATERIAL SPECIFICATION) NUMBE
2、R: TMS-6601 srr TITLE: Sound Deadener, Polymeric Sheet CURRENT REV. No.: 0812 DATE: December 2008 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES: Rev H - October 2007 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification may
3、involve 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. Ch
4、ange Notice: Replaced “International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive; added clarification to Sections 1.0 added a table to Section 4.1.1 and made clarifications; added a material to Section 9.0; editorial changes. Reference: File 30-10 Keywords: Noise redu
5、ction, sound barrier, polymeric sheet, mass damping 1.0 APPLICATION This specification covers flat or formed polymeric sheet material that is suitable as a barrier for the purpose of reduction of transmitted sound, or as an extensional (or constrained-layer) mass-damper treatment. 2.0 SCOPE This spe
6、cification covers the general requirements, property and performance requirements, quality, qualification, source approval, and quality control for six weights of polymeric sheet materials that can be used as a sound deadener coupled with an underlayment of foam or shoddy. The type of underlayment i
7、s to be specified in an appropriate specification. Other applications may include vibration dampers for treatment of vehicle substrate material. 2.1 Type I: minimum weight is 2.44 kg/m or 0.50 Lb/ft 2.2 Type II: minimum weight is 3.90 kg/m or 0.80 Lb/ft 2.3 Type III: minimum weight is 4.88 kg/m or 1
8、.00 Lb/ft 2.4 Type IV: minimum weight is 6.10 kg/m or 1.25 Lb/ft 2.5 Type V: minimum weight is 7.81 kg/m or 1.60 Lb/ft 2.6 Type VI: minimum weight is 1.7 kg/ m or 0.35 Lb/ ft 2.7 Type I, II, III, IV, V, or VI Sound Deadeners will be further divided into Grade A, B, C, D, E, F or G dependent on Prope
9、rty and Performance values listed in Section 4.2. Note: If Grade is not specified, then Grade A shall apply. 2.8 Restricted Chemical 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.
10、3.0 REFERENCE DOCUMENTS Unless otherwise specified the latest issue of all referenced standards 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 ASTM D 624 NAVISTAR Eng. De
11、sign Std. A-16 ASTM C 177 ASTM D 1149 NAVISTAR Manufacturing Std. MS-D-13 ASTM C 518 ASTM D 1175 Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6601 TITLE Sound Deade
12、ner, Polymeric Sheet REVISION: 0812 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. 2008 by Navistar, Inc. DECEMBER 2008 Page 2 of 6 CFR 49, Part 571.302
13、 (FMVSS-302) ASTM D 412 ASTM D 2240 NAVISTAR TMS-6505 ASTM D 573 ASTM G 53 NAVISTAR TMS-9544 CEMS B-50 ASTM E 756 SAE J1637 4.0 REQUIREMENTS 4.1 General Requirements 4.1.1 Material Parts supplied to this specification are typically made from PVC, PVC/Nitrile Blend, EPDM, SBR, EVA, PVA, Urethane, or
14、natural rubber. The types of underlayment are to be broken down further into grade classifications and are to be called out on appropriate drawings and/or specifications. Materials listed below are typical materials for that grade. Other materials may be acceptable with consultation and approval fro
15、m Materials Engineering. minimum composite loss factor, , on actual substrate (minimum values at 400, 630, and 1000 Hz) TMS-6601 Grade Description 0 C 20 C 40 C F Low-performance 0.05 0.15 0.05 H Middle-performance 0.06 0.20 0.10 B High-performance 0.07 0.30 0.20 I Very-high performance 0.07 0.40 0.
16、30 J - 0.03 0.17 0.25 Composite loss factor requirements apply to the actual (vehicle) substrate material, with damping layer including production adhesive. Values shall be determined directly by using the Oberst bar method of SAE J1637 or estimated indirectly from the material loss factors and mate
17、rial Youngs moduli using the method of ASTM E 756. The overall size of the Oberst bar shall be nominally 12.7 x 200 mm Composite loss factors are to be an average of at least three samples each from three different production lots. Values at specified frequencies shall be determined by linear interp
18、olation of adjacent modal points and shall meet or exceed the tabulated values. Deviations from test method and analysis requirements will be reviewed and judged by the Vehicle Acoustics Group, Fort Wayne, Indiana. Grade A consists of a flat or formed polymeric sheet material used as a sound barrier
19、 that may be coupled with an underlayment of foam or shoddy. Grade B consists of a damping sheet with PSA backing for applications requiring high damping performance. Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking per
20、mitted without license from IHS-,-,-NUMBER: TMS-6601 TITLE Sound Deadener, Polymeric Sheet REVISION: 0812 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.
21、 2008 by Navistar, Inc. DECEMBER 2008 Page 3 of 6 Grade C consists of a limp PVC barrier coupled with a 0.25” open cell polyurethane foam. Foam density = 2.0 lb/ft3 Grade D consists of a limp PVC barrier coupled with a 1.0” open cell polyurethane foam. Foam density = 1.5 lb/ft3 Grade E consists of a
22、 limp PVC barrier coupled with a 0.25” layer of open cell polyurethane foam and a 3.2 mm PVA damping sheet. Foam density = 2.0 lb/ft3. Foam underlayment shall meet TMS-6505, Type I. The damping sheet shall meet the material loss factor and Youngs modulus ratio requirements stated for TMS-6601, Grade
23、 B. Grade F consists of damping sheet with PSA backing for applications requiring lower extensional damping performance. Grade G consists of a 3.2 mm PVA damping sheet with a 0.005” aluminum constraining layer on one side and PSA backing on the opposite side. Grade H consists of a damping sheet with
24、 PSA backing for applications requiring middle-performing damping. Grade I consists of a damping sheet with PSA backing for applications requiring very-high extensional damping performance. Grade J consists of a damping sheet with PSA backing for special applications. 4.1.2 Finish Parts shall be fre
25、e of pin holes, blow holes, bubbles, mold flash and have an otherwise acceptable appearance. Color, grain and finish shall match standard samples specified by Truck Development and Technology Center, Industrial Design. 4.1.3 Color Parts shall be black unless otherwise designated on the engineering d
26、rawing. 4.1.4 Odor Shall have no offensive odors either wet or dry. 4.1.5 Dimensional Tolerances Tolerances described herein supersede standard blueprint tolerances. If the tolerance is separately noted on the print, that tolerance shall take precedence. 4.1.5.1 Width, Length, and Thickness METRIC D
27、imensions, (mm) Width and Length Thickness DIMENSION TOLERANCE DIMENSION TOLERANCE 0 - 100 1.25 3.0 0.5 101 - 250 2 5.0 0.6 251 - 600 3 0ver 5.0 0.8 600 AND UP 5 Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitte
28、d without license from IHS-,-,-NUMBER: TMS-6601 TITLE Sound Deadener, Polymeric Sheet REVISION: 0812 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. 2008
29、 by Navistar, Inc. DECEMBER 2008 Page 4 of 6 4.2 Property And Performance Requirements Performance Requirements Property Method Grade A Grade B, F, G, H, I Grade C Grade D Grade E Tensile Strength ASTM D 412, Die A 0.45 MPa (65 psi) min. 2.20 MPa (320 psi) min. 0.58 MPa (85 psi) min. 0.12 MPa (18.0
30、psi) min. 0.85 MPa (124 psi) min. Elongation 85% min. 12% 35% min. 105% min. 30% min. Tear Strength ASTM D 624, Die C 4.5 kN/m (26 lbf/in) min. 20.4 kN/m (116 lbf/in) min. 1.5 kN/m (8.4 lbf/in) min. 0.9 kN/m (5.1 lbf/in) min. 6.0 kN/m (34.6 lbf/in) Min. Hardness ASTM D 2240 Durometer Shore A 50 poin
31、ts min. 80 points min. 25 points min. 35 points min. 30 points min. Shelf Life Type III and IV, 1 year min. 1 year Min. 1 year Min. 1 year Min. 1 year Min. 1 year Min. 4.2.1 Ultraviolet Weathering (Can be waived by Materials Engineering based on application) 4.2.1.1 Method: ASTM G 53: Expose samples
32、 to 100 hours continuous UV-A fluorescent light at 40 C. 4.2.1.2 Required: There shall not be any sign of color alteration, plasticizer migration, decreased pliability or tackiness after exposure. 4.2.2 Abrasion Test 4.2.2.1 Method: (ASTM D 1175, Rotary Platform Double Head Method). Test for 1,000 c
33、ycles under a 1000 g load using CS-17 abrasion wheels. 4.2.2.2 Required: Material wear pattern and color shall be compatible with approved samples in the Truck Development and Technology Center. 4.2.3 Ozone Resistance (Can be waived by Materials Engineering based on materials selection) 4.2.3.1 Meth
34、od: ASTM D 1149, Method B. Expose finished part 70 hours in 50 5mPa (50 pphm) ozone atmosphere at 38C. 4.2.3.2 Required: No visible attack, cracks, crazing or deformation. 4.2.4 Heat Aging 4.2.4.1 Method: ASTM D 573, 70 hours at 70C (158F) 4.2.4.2 Required: Change in Hardness: + 10 pts. max. Change
35、in Tensile Strength: 25% Change in Elongation: - 50% max. 4.2.5 Cleanability (applicable for cosmetic parts only) Parts shall be easily cleaned with a mild soap & water solution and must be compatible with commercial cleaning/brightening products. 4.2.6 Flammability Material and parts must conform t
36、o and be certified by the supplier to meet all requirements of the latest issue of Federal Motor Vehicle Safety Standard No. 302 (Flammability of Interior Materials) and shall meet all requirements of TMS-9544. Copyright Navistar International Corporation Provided by IHS under license with INTERNNot
37、 for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6601 TITLE Sound Deadener, Polymeric Sheet REVISION: 0812 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppliers
38、are required to assume all patent liability. 2008 by Navistar, Inc. DECEMBER 2008 Page 5 of 6 5.0 QUALITY Workmanship shall be such that each part is provided with a clean surface, neatly trimmed edges, all holes or slots free from slugs, and made in conformance with good manufacturing practices. De
39、fects which affect the appearance or performance of the finished product shall be cause for rejection. 5.1 Quality Control Plan A Quality Control Plan for this product will be established by mutual agreement between NAVISTAR and the supplier. Unless specific exception is noted, the following charact
40、eristics, where applicable*, shall be included in the plan as features for management by statistical process control.* KLength and Width * Other characteristics for inclusion in the control plan may be specified on the engineering drawing and/or purchase order. * See Engineering Design Standard A-16
41、. 5.1.1 The quality control plan should include periodic evaluation of the sound transmission loss if applicable. 6.0 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 acce
42、pt TS-16949 registration as long as the supplier can also fulfill all AIAG PPAP (Production Part Approval Process) documentation and approval requirements. Suppliers must maintain their certification with an accredited registrar and must furnish copies of registration certificates to their Corporate
43、 Buyer upon request. 6.2 Approval Parts supplied against contracts or purchase orders citing this specification shall 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 th
44、at changes in material, properties, processing practices, construction, color, or labeling of the product are required, the supplier shall notify Materials Engineering, Truck Development and Technology Center and Purchasing and Supplier Development of the proposed change(s). Test data indicating con
45、formance 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 shall be submitted with the request for change. 6.3 Process Control The supplier shall either perform and report results of
46、 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 control and with a process capable of providing all required properties. The part supplier and the plant metallurgist and/or the
47、quality control manager of the using NAVISTAR plant may determine testing and reporting requirements on specific products. 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading, packing and identification shall be in accordance with Manufacturing Std. MS-D-13. Copyright Navistar International Corporation
48、 Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-6601 TITLE Sound Deadener, Polymeric Sheet REVISION: 0812 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Technical Standards. Suppli
