INTERN TMS 4513-2009 Strippable Protective Coatings《可剥性防护涂层》.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-4513 srr TITLE: Strippable Protective Coatings CURRENT REV No.: 0902 DATE: February 2009 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES REV No.: 0810 October 2008 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRENT REVISION This specification ma

3、y 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.

4、Change Notice: Removed Approved Sources; editorial changes. Reference: File 30-13 Keywords: Protective Coatings; Strippable Coatings; Laminate Film 1.0 APPLICATION This specification covers two types of strippable protective coatings which provide temporary protection to painted or unpainted (polish

5、ed or unpolished) metal surfaces against deterioration, corrosion, abrasion or damage during fabrication, transportation, handling, or storage. Type I is a spray-on coating, while Type II is a film laminated to the metal coil or sheet by manual or automated methods. 2.0 SCOPE This specification cove

6、rs general requirements for both Types I and II coatings, requirements for uncured sprayable coating solution, performance requirements for the cured sprayable coating, and requirements for the film laminate coating for coils. 2.1 Restricted Chemical Substances Effective January 1, 2007, all product

7、 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 standards, specifications and regulations are referenced i

8、n this specification. Quality System Standard ISO 9001 or TS-16949 MIL-C-16555 NAVISTAR Manufacturing Standard MS-D-13 ASTM B 117 CFR Title 29, Part 1910 CEMS B-50 4.0 REQUIREMENTS The materials covered by this specification shall be capable of temporarily protecting bare or painted metal and shall

9、be easily removable without damage, residue, or discoloration of the object coated. Unless otherwise specified, all sample preparation and testing related to Type I coating shall be in accordance with the methods described in MIL-C-16555. Copyright Navistar International Corporation Provided by IHS

10、under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-4513 TITLE: Strippable Protective Coatings REVISION: 0902 This document is restricted and may not be sent outside Navistar, Inc. or reproduced without permission from Corporate Tec

11、hnical Standards. Suppliers are required to assume all patent liability. 2009 by Navistar, Inc. FEBRUARY 2009 Page 2 of 4 4.1 Type I Spray-on coating 4.1.1 Uncured Properties 4.1.1.1 Composition Shall be 30% (by weight) min non-volatile material. 4.1.1.2 Viscosity Shall be 70-100 Krebs units, when t

12、ested at 10 1C (50 2F). 4.1.1.3 Gelation At Low Temperature When stored at -29C (-20F), solution shall be restorable to a free-flowing consistency for spraying by manual or mechanical stirring at 25 1C (77 2F). 4.1.1.4 Separation Of Pigment After storing in a closed container for 10 days at room tem

13、perature, the pigment shall not separate from the solution in such a manner as to prevent restoration of the coating solution to consistency for satisfactory spraying by manual stirring at 25 1C (77 2F). 4.1.1.5 Sprayability The solution shall be supplied in a consistency satisfactory for applicatio

14、n with conventional pressure-type spray equipment. 4.1.2 Cured Coating Properties The minimum coating thickness shall be 0.35 mm (14 mils) and the coatings shall be capable of meeting the following performance tests at this min thickness. In actual use, thinner coatings may be used provided that all

15、 the cured coating requirements are satisfied. 4.1.2.1 Tensile Strength Shall be 3.4 MPa (500 psi) min. 4.1.2.2 Elongation Shall be 200% min. 4.1.2.3 Low Temperature Flexibility After conditioning at -23 1C (-10 2F), the test specimens shall be capable of bending around a 25 mm (1 in) diameter mandr

16、el without cracking or breaking. 4.1.2.4 Heat Resistance Coating shall show no evidence of shrinkage, separation from the panel, bubbles, darkening or other visible evidence of degradation. After cooling to room temperature, the coating shall not crack or break on being peeled back from the panel. 4

17、.1.2.5 Water Vapor Transmission Water vapor transmission rate after exposure to accelerated weathering described below shall be not more than 1.2 grams per 6.45 x 10- m (100 in) per 24 hours. 4.1.2.6 Accelerated Weathering After exposure to 100 hours standard Weatherometer testing or 100 hours QUV t

18、esting, coating shall show no visible evidence of degradation or shrinkage and shall be strippable from the test panel in one continuous sheet. 4.1.2.7 Salt Spray Resistance The test specimen shall show no evidence of corrosion, and the coating shall show no pinholes or separation from the metal, af

19、ter testing for 96 hours per ASTM B 117. 4.1.2.8 Adhesion Shall be not less than 87.5 N (0.50 lbf) and not more than 390 N (2.25 lbf) per m (in) width. Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without

20、license from IHS-,-,-NUMBER: TMS-4513 TITLE: Strippable Protective Coatings 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 Navist

21、ar, Inc. FEBRUARY 2009 Page 3 of 4 4.1.2.9 Flammability Test specimens of the dried coating shall cease to burn or glow within five seconds after the source of ignition is removed. 4.2 Type II Laminated Film 4.2.1 Film Properties The sheet/tape product will be a polyethylene or vinyl type with low-

22、to moderate-tack adhesive, compatible with a polished stainless steel or aluminum substrate (or as otherwise specified), and easily peelable without leaving residual adhesive, discoloration, or residue. Preferred color of film to be white. 4.2.1.1 Thickness Thickness of the film will be in the range

23、 2-5 mils (0.05-0.13 mm). 4.2.1.2 Tensile Strength Shall be 3.1 MPa (4500 psi) min. 4.2.1.3 Elongation Shall be 450% min. 4.2.1.4 Adhesion Shall be not less than 87.5 N (0.50 lbf) and not more than 390 N (2.25 lbf) per m (in) width. 4.2.2 Performance Properties 4.2.2.1 Formability Film shall show no

24、 evidence of shrinkage, separation from the panel, bubbles, darkening, or other visible evidence of degradation during normal metal forming conditions. 4.2.2.2 Application and Storage Temperatures Film should be applied to and removed from metal at a temperature of 60F minimum, and stored at 60-80F

25、(assuming 40-60% relative humidity) before and after application. 4.2.2.3 Appearance and Removal Sheet/film will adequately conform to the metal substrate when applied, and shall not crack, bubble, wrinkle, tear, sliver, discolor, etc., until final removal from metal substrate. Film will peel off in

26、 long clean sheets. 5.0 QUALITY All product supplied shall be clean and free from dirt, oils, sharp edges, or defects harmful to product performance. 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 R

27、equirements. Navistar will also accept 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 registra

28、tion certificates to their Corporate Buyer upon request. Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: TMS-4513 TITLE: Strippable Protective Coatings REVISION: 0902 This

29、 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 6.2 Approval Parts supplied against contracts or purchase or

30、ders 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 that changes in material, properties, processing practices, construction, color, or

31、 labeling of the product are required, the supplier shall notify Truck Development and Technology Center (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 M

32、aterial 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 tests on specific lots of parts produced using ISO 9001 or TS-16949 guidelines, or provide stati

33、stical 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 quality control manager of the using Navistar plant may determine testing and reporting requireme

34、nts on specific products. 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading, packing and identification shall be in accordance with Manufacturing Std. MS-D-13. 8.0 DESIGNATION ON DRAWINGS Example: “Protective Coating on Bright Finish Side per TMS-4513, Type I.” or “Protective Film on Bright Finish Si

35、de per TMS-4513, Type II.” If type is not specified, then either Type I or Type II will be allowed. 9.0 CONTACT INFORMATION For further information related to the technical content of this specification, contact: Suppliers may purchase controlled copies of this specification by contacting: Materials

36、 Engineering and Technology Dept. Truck Development and Technology Center (TDTC) 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-,-,-