1、 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. Ge32001 by International Truck and Engine Corporation. AUGUST 2001 Page 1 of
2、 4 INTERNATIONAL TRUCK AND ENGINE CORPORATION TMS (TRUCK MATERIAL SPECIFICATION) NUMBER: TMS-7111 TITLE: Grilles, Exterior, Thermoplastic, Prime-Painted REVISION: B-1 WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering DATE ISSUED: August 2001 PRINTED COPIES OF THIS DOCUMENT
3、MUST BE VERIFIED FOR CURRENT 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 dete
4、rmine the applicability of regulatory limits prior to use. Change Notice: Reformatted and Editorial Changes Reference: File 30-14D Keywords: Grille; Molded Thermoplastic 1.0 APPLICATION This specification covers the injection-molded exterior grilles to be supplied in prime, and to be painted body co
5、lor at the using International plant. 2.0 SCOPE This specification covers the requirements for material, finished part properties, surface finish, prime paint, quality control, source approval, and approved materials. 3.0 REFERENCE DOCUMENTS Unless otherwise specified the latest issue of all referen
6、ced standards shall apply. The following specifications and standards are referenced in this specification: Quality System Standard QS-9000 (ISO 9001) INTERNATIONAL CEMS GT-7E ASTM D 638 INTERNATIONAL IQR Quality Standard INTERNATIONAL CEMS GT-7G ASTM D 648 INTERNATIONAL CEMS. D-28 ASTM D 256 ASTM D
7、 696 INTERNATIONAL CEMS. G-5, Parts I,II, and III ASTM D 570 ASTM D 790 INTERNATIONAL CEMS GT-4D ASTM D 792 INTERNATIONAL CEMS GT-5A 4.0 REQUIREMENTS 4.1 Material The material shall be a PPE/nylon alloy (See CEMS D-28) having the following dry-as-molded (DAM) properties. NUMBER: TMS-7111 TITLE: Gril
8、les, Exterior, Thermoplastic, Prime-Painted REVISION: B-1 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. Ge32001 by Internat
9、ional Truck and Engine Corporation. AUGUST 2001 Page 2 of 4 4.2 General Properties ASTM Test Method Required Specific Gravity, 0.005 D-792 1.100 Mold shrinkage, in/in - .012-.016 Water Absorption, % max D-570 24 hrs. at 23C (73F), 50%RH 0.5 equilibrium, 23C (73F) 1.0 4.3 Physical Properties Tensile
10、Strength Yield, MPa (ksi) min D-638 52 (7.5) Tensile Elongation Break, % min D-638 45 Flexural Strength Yield, MPa (ksi) min D-790 69 (10) Flexural Modulus, GPa (ksi) min D-790 2.0 (290) Izod Impact Strength, notched (1/8 in bar) D-256 23C (73F), J/m (ft-lbf/in) min 159 (3) -29C (-20F), J/m (ft-lbf/
11、in) min 106 (2) 4.4 Thermal Properties Heat Deflection Temperature, D-648 Unannealed, 6.4 mm (1/4 in) bar 1.82 MPa (264 psi), C(F) min 121 (250) 454 kPa (66 psi), C(F) min 160 (320) Coefficient of Thermal Expansion D-696 10-5mm/mm/C (10-5in/in/F) 9-15.3 (5.0-8.5) 4.5 Finished Part Requirements 4.5.1
12、 Surface Finish Surface finish of the molded parts shall be such that, after painting, the finish is equivalent to that of painted sheet metal. When painted, there shall be no visible waviness, gate blush, flow lines, flash, knit lines, sink, warpage, or other cosmetic defects. 4.5.2 Prime Paint Par
13、ts shall be prime painted with one of the approved primers listed under Approved Sources, and the primer shall be cured as noted. A minimum of 25 m (1.0 mil) of dry film shall be required on the primed parts. The quality of the prime paint and its application shall be the responsibility of the molde
14、d part supplier. Primed parts shall meet the dry film requirements shown below when tested per CEMS G-5. In addition, primed parts shall be compatible with the paint finishing operations employed by the using International plant and shall be of such quality as to allow finishing top coats to meet th
15、e dry film requirements of Grades -17,-17HS,-18,-19,-19HS enamel per CEMS G-5. NUMBER: TMS-7111 TITLE: Grilles, Exterior, Thermoplastic, Prime-Painted REVISION: B-1 This document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission fro
16、m Corporate Technical Standards. Suppliers are required to assume all patent liability. Ge32001 by International Truck and Engine Corporation. AUGUST 2001 Page 3 of 4 4.5.3 Primer Requirements 4.5.3.1 Two Hours Distilled Water Immersion Test per CEMS GT-7G; no blisters or loss of paint film adhesion
17、. 4.5.3.2 250 Hours Condensing Humidity Per CEMS GT-7E; no blisters or loss of paint film adhesion . 4.5.3.3 Crosshatch Adhesion per CEMS GT-5A; 90% minimum. 4.5.3.4 Pencil Hardness per CEMS GT-4D; HB minimum. 4.5.3.5 Xylene Rub; no more than a slight transfer of primer when part is rubbed six times
18、 up and six times down with a cloth moistened with xylene. 5.0 QUALITY The parts shall be free from gate marks on visible “on-truck“ surfaces. No flash is permitted in mounting holes or on “visible“ surfaces. 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements Suppliers must conform to
19、 the requirements of the International IQR Quality Standard which includes conformance to the QS-9000 (ISO 9001) Quality System Standard. A mutually acceptable Quality Control Plan as described therein is required for source approval to the requirements of this specification. 6.2 Approval Parts supp
20、lied against contracts or purchase orders 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, processi
21、ng practices, construction, color, or labeling of the product are required, the supplier shall notify Materials Engineering at 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
22、amended or updated Material 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 or provide statistical evidence of
23、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 International plant may determine testing and reporting requirements on specifi
24、c products. 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading, packing and identification shall be in accordance with Manufacturing Std. D-13. 8.0 DESIGNATION ON DRAWINGS Material and finish per TMS-7111 NUMBER: TMS-7111 TITLE: Grilles, Exterior, Thermoplastic, Prime-Painted REVISION: B-1 This docume
25、nt 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. Ge32001 by International Truck and Engine Corporation. AUGUST 2001 Page 4 of 4 9.0 APPROVED MATERIALS Thermoplastic General Electric GTX - 901 Prime Paint Valspar BNA-1901 (Baked at 250F for 30 minutes) AKZO - 4 BME 41828 (Baked at 250F for 30 minutes)
