1、INTERNATIONAL TRUCK AND ENGINE CORPORATION TRUCK MATERIAL SPECIFICATION NUMBER: TMS-7078TITLE: Polypropylene, Talc-Filled, Molded REVISION: F WRITTEN/EDITED BY: Materials Engineering APPROVED BY: Materials Engineering DATE ISSUED: August 2005 PRINTED COPIES OF THIS DOCUMENT MUST BE VERIFIED FOR CURR
2、ENT 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 o
3、f regulatory limits prior to use. Change: Modified Section 4.2.2. on accelerated weathering. Reference: File 30-14D Keywords: Molded Polypropylene; Talc-Filled 1.0 APPLICATION This specification covers talc-filled polypropylene thermoplastic material for manufacture into finished parts by injection
4、molding, extrusion, or other molding process. Parts such as cover panels, blower wheels and arm rest reinforcements are typical applications. 2.0 SCOPE This specification covers the requirements for basic material properties (cell limits), molded part properties (suffixes), quality, source approval
5、and quality control. 3.0 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 817 INTERNATI
6、ONAL IQR Quality Standard ASTM D 638 INTERNATIONAL Manufacturing Standard D-13 ASTM D 648 CFR Title 29, Part 1910 ASTM D 790 INTERNATIONAL TMS-9544 ASTM D 792 INTERNATIONAL CEMS G-5 ASTM D 256 INTERNATIONAL TMS-9008 CEMS GT-31 4.0 REQUIREMENTS 4.1 Basic Properties Material purchased to this specific
7、ation shall meet the basic property requirements selected from the table on page 5. Properties shall be specified by cell limits, such as 4-7-8-7-5-3-0. Each digit refers to a cell limit in the table, and represents a property as follows: This document is restricted and may not be sent outside Inter
8、national 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 1 of 5 NUMBER: TMS-7078 TITLE: Polypropylene, Talc-Filled, Molded REV
9、ISION: F 4 - 7 - 8 - 7 - 5 - 3 - 0 Talc Content 40% By Weight Specific Gravity 1.25, Maximum Tensile Strength 34.5 MPa (5000 psi) Flexural Modulus 3.10 GPa (450 x 10 psi) Deflection Temperature at 455 kPa (66 psi) 138 C (280 F) Unnotched Izod Impact Strength 5.4 J (4.5 ftlbf) per 25 mm (1 in) Width
10、Gardner Impact -29 C (-20 F) Unspecified 4.2 Suffixes Suffix letters indicate material or molded part property requirements in addition to those shown in the table. The following suffixes shall be used to indicate additional required properties: 4.2.1 A -Types of Polyethylene Polymers A1 Homopolymer
11、s - to be used in parts that will not be subjected to impact at temperatures below 0 C (32 F). A2 Copolymers - to be used in parts that could be impacted at temperatures below 0 C (32 F). 4.2.2 Accelerated Weathering C1: Interior parts, which are exposed to sunlight under glass, shall be tested per
12、Method A of CEMS GT-31 for a minimum of 1200 kj. C2: Exterior parts shall be tested per Method B of CEMS GT-31 for a minimum of 3600 kj. 4.2.2.1 Required shall have no visible color change greater than E of 3. 4.2.3 D - Color Requirements D1 Pigmented part color shall be specified on the drawing per
13、 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 be primed and painted per TMS-9008. This document is restricted and may not be sent o
14、utside 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 2 of 5 4.2.4 E - Surface Finish NUMBER: TMS-7078 TITLE: P
15、olypropylene, Talc-Filled, Molded REVISION: F 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 E4 No. 4
16、 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) 4.2.5 F - Flame Resistance Material and parts supplied to this specification shall conform to and be certified by the supplier to meet the requ
17、irements of the Federal Motor Vehicle Safety Standard No. 302 - Flammability of Interior Materials and all requirements of TMS-9544. 4.2.6 Z - Special Requirements Special requirements shall be shown on the drawing. 5.0 QUALITY Color, texture and finish of production parts supplied must match master
18、 samples of the originally approved prototype parts on file in the Industrial Design Department at TDTC. No voids in the material, surface defects, flash, or flow patterns are permissible. 6.0 SOURCE APPROVAL AND QUALITY CONTROL 6.1 Supplier Requirements All suppliers to INTERNATIONAL Truck and Engi
19、ne 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 PPAP (Production Part Approval Process) documentation and approval requirements. Suppliers must maintain their c
20、ertification 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 or purchase orders citing this specification shall be equivalent in all respects to those samples which were
21、 approved by the purchaser. No changes in formulation or processing practices are permitted without approval. In the event that changes in material, properties, processing practices, construction, color, or labeling of the product are required, the supplier shall notify Materials Engineering at TDTC
22、 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 amended or updated Material Safety Data Sheet(s) (MSDS), in accordance with CFR Title 29, Part 1910 shall be submitted with the req
23、uest 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 the lot having been produced in a state of statistical control and with a process capable of providing all required properties. The
24、 part supplier and the plant metallurgist and/or the 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 Tr
25、uck and Engine Corporation. AUGUST 2005 Page 3 of 5 NUMBER: TMS-7078 TITLE: Polypropylene, Talc-Filled, Molded REVISION: F quality control manager of the using International plant may determine testing and reporting requirements on specific products. 7.0 SHIPPING, PACKING AND IDENTIFICATION Loading,
26、 packing, and identification shall be in accordance with Manufacturing Std. D-13. 8.0 DESIGNATION ON DRAWINGS The material shall be designated in the manner shown in the following example: Talc-Filled Polypropylene, 4-7-8-7-3-5-0, C1, D1, F per TMS-7078. D1 - Color shall match NAV 0004 Black. The se
27、ven digits preceding the TMS number refer to cell limits in the table. The suffixes indicate additional material property and finishing requirement and molded part appearance requirements. Any drawing presently specifying TMS-7078, without reference to cell limits, shall meet the following requireme
28、nts: Talc-Filled Polypropylene, 4-7-6-6-4-0-0, D1, F 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-mai
29、l: 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 Corporati
30、on. AUGUST 2005 Page 4 of 5 NUMBER: TMS-7078 TITLE: Polypropylene, Talc-Filled, Molded REVISION: F Properties ASTM Test Method Cell Limits 0 1 2 3 4 5 6 7 8 Talc Content By Weight, D-817* Avg. % 10 20 30 40 - - - - Specific Gravity, Max. D-792 0.950 1.00 1.05 1.10 1.15 1.20 1.25 - Tensile Strength,
31、D-638 MPa, Min. Avg. * 29.6 30.3 31.0 31.7 32.4 33.1 33.8 34.5 psi, Min. Avg.* U 4300 4400 4500 4600 4700 4800 4900 5000N Flexural Modulus D-790 S GPa, Min. Avg.* P 2.07 2.24 2.41 2.59 2.76 2.93 3.10 3.45 psi x 10, Min. Avg.* E C 300 325 350 375 400 425 450 500 I Deflection Temperature D-648 F At 45
32、0 kPa (66 psi), I Degrees C, Min. E 116 121 127 132 138 143 - - Degrees F, Min. D 240 250 260 270 280 290 - - Izod Impact Strength D-256 Per 25 mm (1 in) Width. Unnotched J, Min. 5.4 5.7 6.0 6.2 6.5 6.8 7.1 7.3 ftlbf, Min. 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 Gardner Impact At D-790 -29 C (-20 F) J, Min.
33、 0.57 1.13 1.70 2.26 2.82 - - - Inlbf, Min. 5 10 15 20 25 - - - * Sample weight shall be 1-5 g. Porcelain crucible permissible. * Minimum average shall be defined as the lowest acceptable mean value of at least ten (10) sample specimens. 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 5 of 5
