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 3 NAVISTAR, INC. CEMS (CEMS ENGINEERING MATERIAL SPECIFICATION)
2、NUMBER: CEMS G-5, Part V Grade 52HS TITLE: Part V Paints - Primers Grade 52HS 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 CURRENT REVISION This sp
3、ecification 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 regulatory limits
4、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 very fast air drying paint used in truck chass
5、is applications. It is not suitable for use as an air dry repair paint for Class A (Class I per TMS-9009) applications. 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;
6、 see Part V General Requirements 2.1 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. 6.0 PROPERTY REQUIREMENTS 6.1 Liquid Properties Liquid Properties Navistar C
7、olor Designation All Colors Test Designation (d) Weight Per Unit Volume, Min (a) lb/gallon 11.0 ASTM D 1475 kg/liter 1.32 Nonvolatile Content (a) % by Weight, min 68 CEMS GT-1A % by Volume, min 52 CEMS GT-1B Cryptometer (b) Reading, min ft 2 /gallon 830 CEMS GT-2A m2 / liter 20.4 Viscosity, seconds
8、20-25 No. 4 Ford Cup Per ASTM D 1200 Fineness of Grind, North Standard Graduations, min (a) 7.0 ASTM D 1210 Flash Point, min (c) F 55 ASTM D 56 C 13 Dilution Stability, Hours, min (c) 16 FSTM 4203.1 VOS Content, Max. lb/gallon 3.9 ASTM D 3960 kg/liter 0.47 Storage Stability (a) Appearance Pass CEMS
9、GT-3B Increase in viscosity. seconds, max. 15 (a) Most suitable for acceptance testing. (b) For acceptance testing, a cryptometer requirement per CEMS GT-2A may be used in lieu of the hiding power requirement provide a correlation has been established between results from the specific cryptometer us
10、ed and the dry film hiding power results of CEMS GT-2B. Copyright 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 V Grade-52HS TITLE: Part V Paints - Primers Grade 52
11、HS CURRENT ISSUE DATE: August 2009 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 2 of 3 (c) This requirement will
12、be waived if the paint is ordered for spray application only and the containers are so marked (d) All test designations refer to the latest issue unless otherwise stated. 6.2 Dry Film Properties Dry Film Properties Navistar Color Designation All Colors Test Designation (d) Initial Gloss at 60 Degree
13、s 50-80 CEMS GT-6B South Florida Exposure Surface Condition After 12 Months Pass CEMS GT-7F Gloss, At 60 Degrees After 12 Months Pass Color Change After 12 Months Exposure and Polish Pass Hiding Power Required, max (a), (b) mils 1.0 CEMS GT-2B m 25 Hardness, min(a) B CEMS GT-22 Adhesion, min 90 CEMS
14、 GT-4D Intercoat Adhesion Tape Appearance Pass CEMS GT-5B Feather Edge Appearance Pass Accelerated Adhesion, % min 90 CEMS GT-5C Color (a) Pass FSTM 4250 Gravelometer Rating 2A, 4A, or 4B as applicable per CEMS GT 28 SAE J 400 Sanding Pass CEMS GT-7B Humidity, 500 Hours Exposure Pass CEMS GT-7E Hold
15、out Unsanded Panels, % min 90 CEMS GT-6A Sanded Panels, % min 90 Difference Between Unsanded Panels and Sanded Panels, % min 5 Evidence of Fiber Pattern None Distilled Water Immersion Pass CEMS GT-7G Conductivity Reading, min 110 CEMS GT-18 Surface Sealing Pass CEMS GT-20 (a), (b), and (d) - see foo
16、tnotes for Section 6.1 Copyright 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 V Grade-52HS TITLE: Part V Paints - Primers Grade 52HS CURRENT ISSUE DATE: August 200
17、9 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 3 of 3 6.3 Test Panel Requirements The number, type, and size of test panels required for each test is described in CEMS 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-,-,-
