SAE AMS 3146-2000 Coating Interior Aircraft Cabin Low Heat and Smoke Release《涂覆 内部飞行器舱低热和烟雾释放》.pdf

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1、SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefro

2、m, is the sole responsibility of the user.”SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions.Copyright 2000 Society of Automotive Engineers, Inc.All rights reserved. Printed in U.S.

3、A.QUESTIONS REGARDING THIS DOCUMENT: (724) 772-7161 FAX: (724) 776-0243TO PLACE A DOCUMENT ORDER: (724) 776-4970 FAX: (724) 776-0790SAE WEB ADDRESS: http:/www.sae.org400 Commonwealth Drive, Warrendale, PA 15096-0001AEROSPACE MATERIAL SPECIFICATIONAMS 3146 Issued SEP 2000Coating, Interior Aircraft Ca

4、binLow Heat and Smoke Release1 SCOPE:1.1 Form: This specification covers interior aircraft cabin coatings, which when tested under specified conditions exhibit low heat release and smoke release properties.1.2 Application: These products have been used typically for interior aircraft cabins, but usa

5、ge is not limited to such applications. These coatings provide high adhesion, low heat release, low smoke generation, stain resistance and cleanability when applied to a variety of surfaces. 1.3 Classification: Type 1: Primer (350 g/l VOC max.)Type 2, Class 1: Topcoat (420 g/l VOC max.)Type 2, Class

6、 2: Topcoat (350 g/l VOC max.)1.4 Safety - Hazardous Materials: While the materials, methods, applications, and processes described or referenced in this specification may involve the use of hazardous materials, this specification does not address the hazards which may be involved in such use. It is

7、 the sole responsibility of the user to ensure familiarity with the safe and proper use of any hazardous materials and to take necessary precautionary measures to ensure the health and safety of all personnel involved.AMS 3146 SAE AMS 3146- 2 -2. APPLICABLE DOCUMENTS: The issue of the following docu

8、ments in effect on the date of the purchase order form a part of this specification to the extent specified herein. The supplier may work to a subsequent revision of a document unless a specific document issue is specified. When the referenced document has been canceled and no superseding document h

9、as been specified, the last published issue of that document shall apply.2.1 SAE Publications: Available from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-0001.AMS 1550 Cleaner, Water Base, Aircraft Interior Hard Surface MaterialsSAE J1885 Accelerated Exposure of Automotive Interior Trim Compon

10、ents Using a Controlled Irradiance Water Cooled Xenon Arc Apparatus2.2 ASTM Publications: Available from ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.ASTM D 523 Specular GlossASTM D 1475 Density of Paint, Varnish, Lacquer, and Related ProductsASTM D 2197 Adhesion of Organic Coatings

11、 by Scrape AdhesionASTM D 2322 Resistance of Chrome-Tanned White Shoe Upper Leather to Artificial PerspirationASTM D 2369 Volatile Content of CoatingsASTM D 3792 Water Content of Water-Reducible Paints by Direct Injection into a Gas Chromatograph2.3 U.S. Government Publications: Available from DAPS,

12、 Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.FED-STD-141 Paint, Varnish, Lacquers, and Related Materials, Methods of Inspection, Sampling and TestingMIL-C-5541 Chemical Conversion Coatings on Aluminum and Aluminum Alloys2.4 U.S. Government Publications: Available from Superintendent

13、 of Documents, U.S. Government Printing Office, Washington, DC 20402.FAR 25.853 Fire Resistance of Aircraft Interior Parts and MaterialsAMS 3146 SAE AMS 3146- 3 -3. TECHNICAL REQUIREMENTS: 3.1 The coatings supplied in accordance with this specification shall be water reducible or of low solvent cont

14、ent within limitations of applicable regulations. Other ingredients (pigments, resins, additives, etc.) shall be non-hazardous when used in the proper application practices.3.2 Properties: The primer and topcoats, or when used together as a system, or when mixed in accordance with manufacturers inst

15、ructions, as applied and cured on panels in accordance with 4.1 shall be in accordance with Table 1.TABLE 1 - PropertiesPropertyRequirement orParagraphAppliesto TypeTest MethodParagraphQuality Pass 1, 2 3.3Solvent Crazing Pass 1, 2 4.5.3Odor and Toxicity Pass 1, 2 4.5.4Condition in Container Pass 1,

16、 2 4.5.5Storage Stability 24 months 1, 2 4.5.6Non-Volatile Content 2 percent ofqualification value1, 2 4.5.7Density (Weight per Gallon) 0.25 lb/gal(30 g/L) of qualification value1, 2 4.5.8Pot Life of Mixed Material, minimum 3 hours 1, 2 4.5.9Viscosity, seconds 4 of qualification value 1, 2 4.5.10Spr

17、aying Properties Pass 1, 2 4.5.11Color Qualification value 1, 2 Per Purchasers requirement 4.5.12Gloss Pass 2 4.5.13Volatile Organic Type I - 350 1 4.5.14Content (VOC), g/L, maximumType II, CI 1 - 420Type II, CI 2 - 3502 CI 12 CI 2Drying Time, minimumType IType IIDust Free - 30 minDry Through - 2 ho

18、ursTack Free - 3 hoursDry Through - 10 hours1, 2 4.5.15Adhesion Pass 1, 2 4.5.16Water Resistance Pass 1, 1+2 4.5.17AMS 3146 SAE AMS 3146- 4 -3.3 Quality: The primer and the primer topcoat system, as received by the purchaser, shall be uniform in quality and conditions, and free from foreign material

19、s and from imperfections detrimental to the usage of the product. Vehicle shall be consistently uniform.4. QUALITY ASSURANCE PROVISIONS: 4.1 Responsibility for Inspection: The manufacturer shall supply all samples and shall be responsible for the performance of all required tests. Purchaser reserves

20、 the right to sample and to perform any confirmatory testing deemed necessary to ensure that the product conforms to the requirements of this specification.4.2 Classification of Tests: 4.2.1 Acceptance Tests: The following are acceptance tests and shall be performed on each lot:Non-Volatile Content

21、for base and activator (if required)Density (Weight per Gallon)Drying TimeColorGloss4.2.2 Periodic Tests: All other tests are periodic tests and shall be performed at a frequency selected by the manufacturer unless frequency of testing is specified by the purchaser.4.2.3 Qualification Tests: All tec

22、hnical requirements are qualification tests and shall be performed prior to or on the initial shipment of the product by the manufacturer, when a change in ingredients and/or processing requires reapproval as in 4.4, and when purchaser deems confirmatory testing to be required.Stain Resistance:Stain

23、 from HandingSoil resistancePassPass1+21+24.5.18Abrasion Resistance Pass 2 4.5.19Scratch Resistance Pass 2 4.5.20Fade Resistance Pass 2 4.5.21Flammability Pass 1+2, 2 4.5.22Heat Release Pass 1+2, 2 4.5.23Smoke Emission Pass 1+2, 2 4.5.24TABLE 1 - Properties (Continued)PropertyRequirement orParagraph

24、Appliesto TypeTest MethodParagraphAMS 3146 SAE AMS 3146- 5 -4.3 Sampling and Testing: 4.3.1 For Acceptance Tests: Tests shall be conducted on each lot of material.4.3.1.1 A lot or batch shall consist of all coating of the same mix or color, manufactured at one time during one continuous operation.4.

25、3.2 For Periodic Tests: As acceptable to the purchaser.4.3.3 For Qualification Tests: As acceptable to the purchaser.4.4 Approval: 4.4.1 Sample product shall be approved by the purchaser before product for production use is supplied, unless such approval be waived by the purchaser. 4.4.2 Manufacture

26、r shall use the same raw materials, manufacturing procedures, processes, and methods of inspection for production product as were used on the approval sample. If it is necessary to make any change in raw materials, in type of equipment for processing, or in manufacturing procedures, manufacturer sha

27、ll submit for reapproval a statement of the proposed changes and, when requested, sample product. Production product made by the revised procedure shall not be shipped prior to receipt of approval for the revisions made.4.5 Test Methods: 4.5.1 Test Panel Preparation: 4.5.1.1 Test Panels: Test panels

28、 shall be compression molded polyester, polycarbonate (such as Lexan 9600-116, GE Plastics), ABS sheet, 2024 clad aluminum or other substrates that represent cabin interior components. Test substrates are to be specified by the user.4.5.1.2 Cleaning and Preparation of Test Panels: Scotch-brite abrad

29、e all substrates with detergent followed by water rinse, and solvent wipe with isopropyl alcohol, or aliphatic naphtha prior to painting. For aluminum substrates, a conversion coating such as MIL-C-5541 may be used, at the discretion of the customer.4.5.1.3 Painting of Test Panels: Type 1. Mix prime

30、r in accordance with manufacturers instructions. Apply to a dry film thickness of 0.6 to 1.0 mil (0.0006 to 0.001 inch) (0.015 to 0.025 mm). Alloy Type 1 to dry in accordance with the manufacturers instructions.Type 2 Classes 1 and 2. Mix top coat and apply to a dry film thickness in accordance with

31、 manufacturers instructions. Allow to cure 7 days at standard conditions or 16 hours at 120 F (49 C).AMS 3146 SAE AMS 3146- 6 -4.5.2 Standard Conditions: Standard laboratory conditions shall be 77 F 2 (25 C 1) and 50% 2 relative humidity. Except as otherwise specified herein, all test specimens shal

32、l be cured under these conditions. Test specimens shall be prepared at 77 F 5 (25 C 3) and immediately upon completion of preparation, shall be placed into standard conditions for cure. Except as otherwise specified herein, tests shall be performed at 77 F 5 (25 C 3).4.5.3 Solvent Crazing: Constitue

33、nt solvents shall cause no crazing or cracking or other deleterious effects on polycarbonate plastic substrates.Apply Type 1 and Type 2 coatings to the specified polycarbonate substrate test panels while the panels are attached to a cylindrical mandrel of 14 inch (36 cm) diameter. Allow the coating

34、to cure 7 days at 77 F 2 (25 C 1) and 16 hours at 120 F 5 (49 C 3). Remove panels and examine for crazing or cracking under the paint film.4.5.4 Odor and Toxicity: The primer and the primer topcoat system shall be free from objectionable odor, and shall be in accordance with local and national or Fe

35、deral environmental, health and safety regulations during mixing, application and cure.4.5.5 Condition in the Container: Type 1 and Type 2 coatings shall exhibit no caking, skinning, gelation or livering of individual or admixed components before, during or after mixing, when tested in accordance wi

36、th FED-STD-141, Method 011.1.4.5.6 Storage Stability: Shall meet all requirements after 24 months after date of manufacture, when stored at 40 to 100 F (4 to 38 C) in unopened containers.4.5.7 Non-Volatile Content: Base and activator components shall not vary more than as specified in Table 1 by wei

37、ght non-volatile content from established or qualification value when determined in accordance with ASTM D 2369.4.5.8 Density: Primer and topcoat components shall not vary more than as specified in Table 1 from established or qualification value when determined in accordance with ASTM D 1475.4.5.9 P

38、ot Life of Mixed Material: Pot life or working life of two component mixture of base and activator, shall be evaluated as follows: (a) Fill a one pint (0.5 L) or larger container to within about 1 inch (2.5 cm) of the top with mixed material originally prepared for spraying, and apply a tight fittin

39、g cover. (b) Set covered container aside undisturbed at 77 F 2 (25 C 1) for three hours. After three hours, mixed material shall be stirred prior to spraying in accordance with accepted painting practices. The maximum viscosity rise shall be determined by agreement between the qualifying customer an

40、d the supplier. (c) Spray apply the mixed material on test panels and conduct tests specified in Table 1 for Spraying properties. Color, Gloss, VOC, Drying time, Adhesion, Water resistance, Stain and soil resistance, Abrasion resistance, and Fade resistance.4.5.10 Viscosity: Primer and topcoat compo

41、nents shall not vary more than the value specified in Table 1 from the qualification range as measured by No. 4 Ford Cup at 77 F 1 (25 C 1).AMS 3146 SAE AMS 3146- 7 -4.5.11 Spraying Properties: Sprayed and dried film on designated substrate shall be free of defects, when tested in accordance with FE

42、D-STD-141, Method 4331.1.4.5.12 Color: Type 1: Color of the primer shall be designated by the manufacturer.Type 2: Color of the spray applied and dried top coat film shall match the purchasers color standard.4.5.13 Gloss: The 60 degree specular gloss of the final color of the dried film shall be wit

43、hin 25 10 units for semigloss, and 10 units maximum for low gloss when applied to hiding dry film thickness and tested in accordance with ASTM D 523.4.5.14 Volatile Organic Content (VOC): Mix or admix the coating according to the manufacturers instructions. VOC shall be calculated using Equation 1:(

44、Eq. 1)where:X = Solids content of the admixed coating in weight percent, determined in accordance with ASTM D 2369, procedure B.P = Density of admixed coating in grams per liter, determined in accordance with ASTM D 1475.W = Water content of the admixed coating in percent by weight, determined in ac

45、cordance with ASTM D 3792.4.5.15 Drying Time: Dust free and Tack free time shall be determined in accordance with FED-STD-141, Method 4061.5.4.5.16 Adhesion: Allow the coating to cure at least seven days at 77 F 2 (25 C 1) and 50% RH 5, or 16 hours at 120 to 150 F (49 to 66 C), prior to testing. Cut

46、 two parallel lines one inch (2.5 cm) apart through the coating to the substrate with a sharp knife. Across the scribe lines at 90 degrees, apply one inch (2.5 cm) 3M No. 250 masking tape, (less than 12 months from date of manufacture). Press down tape firmly (4 to 5 psi). Remove tape in one abrupt

47、motion perpendicular to the panel. Examine panel for coating removal. There shall be no removal of coating from substrate nor of topcoat from primer.4.5.17 Water Resistance: Allow the coating to cure at least seven days at 77 F 2 (25 C 1) and 50% R.H. 5, or 16 hours at 120 to 150 F (50 to 75 C) prio

48、r to testing. Immerse panel in distilled water for 24 hours. Wipe dry and conduct tape adhesion test (4.5.16) within 10 minutes. Examine for coating removal. There shall be no loss of adhesion to substrate nor of topcoat to primer.VOC (in grams per liter)1 X100- W100-1P-W100000,-=AMS 3146 SAE AMS 31

49、46- 8 -4.5.18 Stain Resistance: 4.5.18.1 Stain From Handling: Mix the following materials into a slurry and stir thoroughly just before using:1 oz, U.S. fluid, (30 mL) Artificial Perspiration in accordance with ASTM D 2322.3 gm Carbon Black, Philblack 0, HAF, Phillips Petroleum Co.0.25 oz, U.S. fluid, (7.4 mL) Wetting Agent, Ridosol 501, Amchem Products Inc.Apply to test panel with small brush or cotton swab. Dry 16 hours at 77 F