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 Navistar, Inc. AUGUST 2009 Page 1 of 2 NAVISTAR, INC. CEMS (CORPORATE ENGINEERING MATERIAL SPECIFIC
2、ATION) NUMBER: CEMS G-5, Part VIII Grade -82W TITLE: Part VIII Paints - Engine Paints, Grade 82W CURRENT ISSUE DATE: August 2009 WRITTEN/REVIEWED BY: Materials Engineering APPROVED BY: Materials Engineering SUPERSEDES ISSUE OF: February 2002 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURRE
3、NT REVISION This specification may 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
4、 regulatory limits prior to use. Change Notice: Replaced “International Truck and Engine Corporation” with “Navistar, Inc.” per corporate directive; added section 2.1 “Restricted Chemical Substances” per CEMS B-50. 1.0 APPLICATION This specification covers a one-component, fast drying, low gloss, wa
5、terborne primer. No South Florida exposure requirements are specified. 2.0 SCOPE This specification covers the as-received liquid and the as-applied dry film property requirements of the paint. for sections 3.0, 4.0, 5.0, 7.0, 8.0, 9.0, 10.0, and 11.0; see Part VIII General Requirements 2.1 Restrict
6、ed 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. 6.0 PROPERTY REQUIREMENTS 6.1 Liquid Properties (see Page 2 for footnotes) LIQUID PROPERTIES BLACK PRIMER TEST DESIGNATIO
7、N (d) Weight Per Unit Volume, min (a) lb/gallon 9.5 ASTM D 1475 kg/liter 1.14 Nonvolatile Content % by Weight, (a) 36 CEMS GT-1A % by Volume, 26 CEMS GT-1B Cryptometer Reading, min(b) ft2 /gallon 1160 CEMS GT-2A m2 /liter 28.5 VOC, Content max lbs/gallon 3.5 ASTM D 3960 kg/liter 0.42 Viscosity (a),(
8、e) 20-80 No.4 Ford Cup ASTM D 1200 Fineness of Grind, Standard Graduations, (a) 6.0 ASTM D 1210 Flash Point, min (c) 0F 100 ASTM D 56 0C 38 Dilution Stability, Hours, min (a) 16 FSTM 4203.1 Storage Stability (a) Appearance Pass CEMS GT-3B Increase in Viscosity Seconds, max 50 pH 8.0 9.0 ASTM E 70 Co
9、pyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NUMBER: CEMS G-5, Part VIII Grade-82W TITLE: Part VIII Paints - Engine Paints, Grade 82W CURRENT ISSUE DATE: August 2009 This documen
10、t 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 Navistar, Inc. AUGUST 2009 Page 2 of 2 6.2 Dry Film Properties DRY FILM PROPERTIES BLACK PRIMER TEST DESIGNATION
11、 (d) Initial Gloss 60 degrees, Min 5 25 CEMS GT-6B Hiding Power Required, max (a), (b) Mils 1.6 CEMS GT-2B m 41 Curing Properties on Receipt, Minutes at 70C Air Drying (f) Pass CEMS GT-21 Hardness, min (a) B CEMS GT-4D Adhesion, % 90 CEMS GT-5A Color (a) Pass FSTM 4250 Immersion (g) Xylene-Mineral S
12、pirits Pass CEMS GT-7H Ethylene Glycol Pass CEMS GT-7J Engine Oil, 24 hours Pass CEMS GT-7K Salt Spray, 48 Hours Exposure Dry Film Appearance Pass CEMS GT-7D Corrosion Creepage, max Inch 0.03 mm 0.8 Humidity, 48 Hours Exposure Pass CEMS GT-7E Oil Compatibility of Paint Pass CEMS GT-17 Machinability
13、Pass CEMS GT-9A Intercoat Compatibility and Adhesion Pass CEMS GT-4K Safety precautions must be observed when using electrostatic spray equipment with waterborne coatings. (a) Most suitable for acceptance testing (b) For acceptance testing, a cryptometer requirement per CEMS GT-2A may be used in lie
14、u of the hiding power requirement provided a correlation has been established between results from the specific cryptometer used and the dry film hiding power results per CEMS GT-2B. (c) This requirement will be waived if the paint is ordered for spray application only and the containers are so mark
15、ed. (d) All test designations refer to the latest issue unless otherwise stated. (e) Paint will be ordered to the viscosity range desired for the particular application. (f) Final acceptance will be based on the paint meeting the production drying schedule. (g) Final acceptance will be based on resi
16、stance to in-process cleaners and metalworking fluids. 6.3 Test Panel Requirements The number, type, and size of test panels required for each test is described in CEMS Test Method GT-13. Prepare test panels using Method B per CEMS GT-13. Copyright Navistar International Corporation Provided by IHS under license with INTERNNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
