NAVISTAR CEMS G-5 PT II GR-29HS &-29THS-2002 Part II Paints - Topcoats Grade - 29HS and -29THS.pdf

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1、INTERNATIONAL TRUCK and ENGINE CORPORATION LIQUID PROPERTIES Weight Per Unit lb/gallon Volume, min (a) kgliter Nonvolatile Content, % by Weight, min (a) 1.0 APPLICATION This specification covers a one-component thermosetting acrylic topcoat used for the interior of trucks. This is a high solids coat

2、ing to meet a 3.5 lb/gal maximum VOC when averaged across production usage of these enamels. This enamel is to be supplied at a ready-to-spray viscosity. The Grade-29HS topcoat has a nominal bake temperature of 250F. The Grade-29THS topcoat has a higher bake temperature (approximately 3 10F). TEST D

3、ESIGNATION INTERNATIONAL COLOR DESIGNATION 0001F I 00015 1590G I 86026 I 82406 (4 Black Brown Gray ASTM D-1475 8.1 8.1 8.1 0.97 0.97 0.97 60 60 60 CEMS GT-1A 2.0 SCOPE This specification covers the as-received liquid and the as-applied dry film property requirements of the paint. Cryptometer Reading

4、, min (b) for sections 3.0, 4. O, 5.0, 7. O 8.0, 9. O, 10.0, and II. O; see Part II General Requirements CEMS GT-2A ft2/gallon 1100 m2/liter 26 6.0 PROPERTY REQUIREMENTS 6.1 Liquid Properties f lbdgallon VOC Content, max Viscosity, seconds (a) Fineness of Grind, North Standard Graduations (b) Flash

5、Point, min kgliter “F oc ASTM D-3960 3.5 0.42 18-22 No. 4 Ford Cup ASTM 1200 6.0 6.0 ASTM D 1210 6.0 ASTM D 56 45“ i no 16 Dilution Stability, Hours, min (a) FSTM 4203.1 See page 2 for notes. This document is restricted and may not be sent outside International Truck and Engine Corporation or reprod

6、uced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 02002 International Truck and Engine Corporation. FEBRUARY 2002 Page 1 of2 NUMBER CEMS G-5, Pt. 111 Grades-29HS & -29THS 6.2 Dry Film Properties f TITLE: Part II Paints - Topcoats, CURR

7、ENT ISSUE DATE: February2002 Grade -29HS and -29THS DRY FILM PROPERTIES Initial Gloss at 60 Degrees (a), (e) Gloss, At 60 Degrees After 6 Months, min Surface Condition South Florida After 6 Months INTERNATIONAL COLOR DESIGNATION 0001F I 0001J 1590G I 86026 I 82406 Black Brown Gray 30-40 I 5-15 25-30

8、 I 25-30 I 25-30 50% of Initial Gloss At 60 Degrees Pass Pass Exposure Color Change After 6 Months Exposure and Polish Hiding Power Required, max (a), (b) mils 1.2 pm 30 TEST DESIGNATION d) Curing 30 minutes at 250F for Properties Grade -29HS and 30 on Receipt minutes at 3 10F for (a) Grade -29THS C

9、olor Stabilitv a) CEMS GT-6B CEMS GT-7F Pass Pass CEMS GT-2B Toughness Hardness, min (a) Bleeding Adhesion, % min Intercoat Tape Appearance Adhesion Feather Edge Appearance Color (a), (e) Humiditv. 100 Hours Exnosure CEMS GT-22 Pass HB Pass 90 Pass Pass Pass Pass CEMS GT-4B CEMS GT-4C Mar Resistance

10、 CEMS GT-4D CEMS GT-4.1 Pass CEMS GT-SA CEMS GT-5B FSTM 4250 CEMS GT-7E CEMS GT-12 All paints formulated to this specification must be made with compounds that are lead and chrome free. (a) (b) Most suitable for acceptance testing. Cryptometer reading not a requirement unless used for acceptance tes

11、ting in lieu of the hiding power requirement. This requires that correlation be established between results from the specific cryptometer used and the dry film hiding power results per This requirement will be waived if the paint is ordered for spray applications only and the containers are so marke

12、d. All test designations refer to the latest issue unless otherwise stated. When low gloss enamels are specified, such enamels will meet the initial gloss and color requirements of Federal Standard 5 15/13 which is available from the General Services Administration, Business Services Center, Washing

13、ton, D.C. 20407. CEMS GT-2B. (c) (d) (e) 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 C per CEMS GT-13. This document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 02002 International Truck and Engine Corporation. FEBRUARY 2002 Page 2 of 2