1、 INTERNATIONAL TRUCK AND ENGINE CORPORATION TMS (TRUCK MATERIALSPECIFICATION) NUMBER: TMS-7040 TITLE: Polypropylene, Unfilled, Molded REVISION: F WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering DATE ISSUED: August 2005PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR C
2、URRENT 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 applicabilit
3、y of regulatory limits prior to use. Change Notice: Modified UV specification in Section 4.2.1. Reference: File 30-14D Keywords: Molded Polypropylene 1.0 APPLICATION This specification covers unfilled polypropylene thermoplastic material suitable for manufacture into finished parts by injection mold
4、ing, extrusion, vacuum forming, or any other feasible molding process. Parts such as accelerator pedals, kick panels and ducts are typical applications. 2.0 SCOPE This specification covers the requirements for basic material properties (cell limits), molded part properties (suffixes), and quality. 3
5、.0 REFERENCE DOCUMENTS Unless otherwise specified, the latest issue of all referenced standards shall apply. The following standards, specifications and regulations are referenced in this specification. Quality System Standard QS-9000 (ISO 9000 or TS-16949) ASTM D 638 CEMS GT-31 INTERNATIONAL IQR Qu
6、ality Standard ASTM D 256 ASTM D 1238 INTERNATIONAL Manufacturing Std. D-13 ASTM D 648 ASTM D 758 CFR Title 29, Part 1910 TMS-7051 INTERNATIONAL TMS-9544 4.0 REQUIREMENTS 4.1 Basic Properties Material purchased to this specification shall meet the basic property requirements selected from the table.
7、 Properties shall be specified by cell limits, such as 3-4-3-0-1. Each digit refers to a cell limit in the table, and represents a property as follows: Cell Limits: 3 - 4 - 3 - 0 - 1 Tensile Yield Strength 18.6 MPa (2700 psi) Izod Impact Strength (Notched) 0.07 J/mm (1.3 ftlb/in) of Notch Deflection
8、 Temperature at 455 kPa (66 psi) 88C (190F) Low Temperature Izod Impact Strength Unspecified Nominal Flow Rate 0.1 - 0.4 g (0.004 - 0.014 oz) per 10 minutes This document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission from Corpor
9、ate Technical Standards. Suppliers are required to assume all patent liability. 2005 by International Truck and Engine Corporation AUGUST 2005 Page 1 of 4 NUMBER: TMS-7040 TITLE: Polypropylene, Unfilled, Molded REVISION: F This document is restricted and may not be sent outside International Truck a
10、nd Engine Corporation or reproduced without permission from Corporate Technical Standards. Suppliers are required to assume all patent liability. 2005 by International Truck and Engine Corporation. AUGUST 2005 Page 2 of 4 PROPERTIES ASTM TEST METHOD CELL LIMITS Cell Number 0 1 2 3 4 5 6 7 8 9 13.7 1
11、6.2 18.6 21.1 23.5 26.0 28.5 30.9 33.3 Tensile YS, min, MPa psi D-638 1900 2350 2700 3060 3410 3770 4130 4480 4840Izod Impact Strength At 23 C (75 F), Min. J/mm of Notch 0.02 0.03 0.05 0.7 0.10 0.15 0.20 0.25 0.29 ftlb/In of Notch D-256 0.3 0.6 0.9 1.3 1.8 2.8 3.7 4.6 5.5 77 82 88 99 104 116 127 138
12、 149 Deflection Temperature 455 kPa (66 Psi), min. Degrees C Degrees F D-648 170 180 190 210 220 240 260 280 300 Izod Impact Strength At -18 C (0 F) Unnotched, min. Joules 6.2 8.7 12.4 19.0 24.4 31.2 38.0 * - ftlb D-758 4.6 6.4 9.2 14 18 23 28 * - Normal Flow Rate 0.5- 1.0- 2.0- 4.0- 6.0- 10.0- 14.0
13、- 18.0-g/10 Min. 0.1- 0.4 0.9 1.9 3.9 5.9 9.9 13.9 17.9 25.0 Oz/10 Min. D-1238 U N S P E C I F I E D 0.004 to 0.0140.018 to 0.0320.035to 0.0670.070to 0.1360.140to 0.2060.210to 0.310 0.350to 0.4850.490to 0.6250.630to 0.875* No Breakage. 4.2 Suffixes Suffix letters indicate material or molded part pro
14、perty requirements in addition to those shown in the table. The following suffixes shall be used to indicate additional required properties: 4.2.1 Accelerated Weathering per CEMS GT-31 C1: Interior parts which are exposed to sunlight under glass shall be tested per Method A for a minimum of 1200 kj.
15、 C2: Exterior parts shall be tested per Method B for a minimum of 3600 kj. 4.2.1.1 Required shall have no visible color change greater than E of 3. NUMBER: TMS-7040 TITLE: Polypropylene, Unfilled, Molded REVISION: F 4.2.2 D - Color Requirements D1 Pigmented part color shall be specified on the drawi
16、ng per designation system in CEMS G-5. The pigment shall be evenly dispersed to insure uniform coloring throughout the part. D2 Paint color shall be specified on the drawing per designation system in CEMS G-5. Parts must first ed with Seibert Oxidermo X-5762 plastic prime, or equivalent, prior to fi
17、nish coat application. be prim4.2.3 E - Surface Finish Requirements shall be noted as follows, and shall compare to finishes found in the SPI-SPE mold finish comparison kit (D-M-E Corporation). E1 No. 1 - 8000 Grit (#3 Micron Range) E2 No. 2 - 1200 Grit (#15 Micron Range) E3 No. 3 - 320 Emery Cloth
18、E4 No. 4 - 280 Stone E5 No. 5 - 240 Dry blast, 127 mm at 690 kPa (5 in distance at 100 psi) E6 No. 6 - 24 Grit dry blast, 76 mm at 690 kPa (3 in distance at 100 psi) 4.2.4 F -Flame Resistance Material and parts supplied to this specification shall conform to and be certified by the supplier to eet t
19、he requirements of TMS-9544. m4.2.5 G - Electroplating Material shall permit chrome plating of the surface; the plated part shall meet requirements of TMS-051. 74.2.6 Z - Special Requirements Special requirements shall be shown on the drawing. 5.0 QUALITY All parts shall maintain the same pattern, c
20、olor, and finish as approved prototype parts in the Industrial Design Department, TDTC. No voids in the material, surface defects, flash, or flow patterns are permissible. No change in manufacturing process or plastic formulation shall be made without approval of the proper engineering authority. 6.
21、0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to INTERNATIONAL Truck and Engine are required to be registered to QS-9000 Quality System Requirements. INTERNATIONAL will also accept ISO 9000 or TS-16949 registration as long as the supplier can also fulfill all AIAG PPA
22、P (Production Part Approval Process) documentation and approval requirements. Suppliers must maintain their certification with an accredited registrar and must furnish copies of registration certificates to the INTERNATIONAL Corporate Buyer upon request. 6.2 Approval Parts supplied against contracts
23、 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 This document is restricted and may not be sent outside International Truck and Engine Corporation or reproduced without permission fr
24、om Corporate Technical Standards. Suppliers are required to assume all patent liability. 2005 by International Truck and Engine Corporation. AUGUST 2005 Page 3 of 4 NUMBER: TMS-7040 TITLE: Polypropylene, Unfilled, Molded REVISION: F processing practices are permitted without approval. In the event t
25、hat changes in material, properties, processing 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
26、this specification, test samples, and new or 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
27、 produced or provide statistical evidence of 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
28、testing and reporting requirements on specific 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 The material shall be designated in the same manner as the following example: 3-4-3-0
29、-1, C1, D2 TMS-7040 D2 - Color shall be NAV 2284 Red The five digits preceding the TMS number refer to cell limits in the table. The first digit always refers to the tensile yield strength, here 18.6 MPa (2700 psi). The second digit refers to the notched Izod impact strength, here 0.07 J/mm (1.3 ftl
30、b/in) of notch. The third digit refers to the deflection temperature at 455 kPa (66 psi), here 88C (190F). The fourth digit refers to low temperature unnotched Izod impact strength, unspecified here. The fifth digit refers to the nominal flow rate, here 0.1 to 0.4 g/10 min. (0.004 to 0.014 oz/10 min
31、.). 9.0 TECHNICAL INFORMATION For further information related to the technical content of this specification, contact: Materials Engineering and Technology Dept. Truck Development and Technology Center (TDTC) 2911 Meyer Road Fort Wayne, IN 46803 E-mail: MaterialsEngineeringNav-I 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. 2005 by International Truck and Engine Corporation. AUGUST 2005 Page 4 of 4
