1、ENG IN E E RING MATE RIAL SPEC IF I CATI0 N Material Name Specification Number Date 2001 07 20 SOUND ABSORPTION FELT S-M5G4630-B Action Revisions Revised Rem S-M5G4630-C B. Xu 1. SCOPE 1994 12 14 1971 02 O1 The material defined by this specification in a non-woven fiber padding consisting of natural
2、 and/or synthetic fibers bonded with synthetic resins. Revised 1 B/CB6272KP Released Revised and Retyped, was 10 pages 2. APPLICATION This material is used as a sound absorption padding in the passenger compartment such as roof insulation, etc. and/or as specified on Engineering drawing. 3. REQUIREM
3、ENTS The material shall be conditioned for a minimum of 24 h at a temperature of 20 +/- 2 “C and a relatively humidity of 65 +/- 3 % prior to test. Material specification requirements are to be used for initial qualification of materials. 3.1 QUALITY SYSTEM REQUIREMENTS Material suppliers and part p
4、roducers must conform to the Companys Quality System Requirements. 3.2 COLOR As specified on Engineering drawing S-M5G4630 BAICA BB/CB BB/CC B D/C D B E/C E 3.3 THICKNESS, mm 10 +/- 1 20 +/- 1.5 5 + 2 8+2 14 + 2 (ASTM C 167) 3.4 DENSITY, kg/m3 50-70 40-60 40-60 40-60 50-70 (ASTM C 167) 3.5 STAINING
5、None Test Method (see figure 1): Place a light colored production headlining sample in intimate contact with an approximate 100 x 300 mm fiber pad sample and expose for 96 hours in the Fluorescent Sunlamp Cabinet (see FLTM EU-BU 52.2). Printed copies are uncontrolled Copyright O 2001, Ford Global Te
6、chnologies, Inc Page 1 of 5 ENG IN E E RING MATE RIAL SPEC IF I CATI0 N S-M5G4630-B 3.6 SPLITTING RESISTANCE, min 2 kN/m2 Test Method (see figure 2): 1) Three test specimen 100 x 100 mm shall be bonded to two specimen holders each and conditioned for 24 hours at room temperature (use adhesion S-M2G4
7、610-A or eq u valent). 2) Determine splitting in a tensile machine at a rate of pull of 25 mm/minute. 3.6 SOUND ABSORPTION (ASTM C 384) According to Fig. 3 Note: Five samples shall be tested from each material under test. Samples for measuring in the small tube shall be die cut from the middle of th
8、e sample needed for the great tube after measuring the latter. 3.7 AIR FLOW RESISTANCE 0.8 - 2.5 x 10E4 Rayl/m (ASTM C 522, specimen dimension: 98 mm dia) P Calculation: R = - x 4.48 x 10E6 Qxd Where: R = Air Flow Resistance P = Air Pressure Difference, in “mm“ Water Column Q = Volume Velocity of Ai
9、r Flow, in Liter/minute d = Thickness in mm Note: The tolerance for any one supplier shall be +/- 10 % based on the result obtained from his original approved initial sample. 3.8 FLAMMABILITY 3.8.1 S-M5G4630-B (IS0 3795) Burn Rate, max 250 mm/minute Page 2 of 5 Copyright O 2001, Ford Global Technolo
10、gies, Inc ENG IN E E RING MATE RIAL SPEC IF I CATI0 N S-M5G4630-B 3.9 3.10 3.1 1 SUBSTANCECONTROL Legal, health, safety and environmental constraints may apply to the materials which are submitted for approval to this specification. Refer to Engineering Material Specification SK-M99P9999-A. ODOR, ma
11、x (FLTM BO 131-01) SUPPLIERS RESPONSIBILITY Rating 2 All materials supplied to this specification must be equivalent in all characteristics to the material upon which approval was originally granted. Prior to making any changes to the material originally approved under this specification, whether or
12、 not such changes affect the materials ability to meet the specification requirements, the Supplier shall notify the affected Purchasing, and Materials Engineering activities (with reasons) of the proposed changes. Upon notification of the Company, further instructions will be provided. Note: Suppli
13、ers should be prepared to provide test data and samples demonstrating compliance to this specification, if requested. Substance restrictions imposed by regulations or Company direction applies to the materials addressed by this document. The restrictions are identified in Restricted Substance Manage
14、ment Standard WSS-M99P9999-A1. 4. APPROVAL OF MATERIALS Materials defined by this specification for direct supply to the Company must have prior approval. Certain materials subcontracted by part suppliers may also require prior approval. These include materials critical to the Companys business for
15、regulatory, safety, environmental or compatibility requirements or contractual agreements. Suppliers desiring approval of their materials shall first obtain an expression of interest from Purchasing, Design or Materials Engineering activity. Upon request, the Supplier shall submit a completed copy o
16、f their laboratory test reports, signed by a qualified and authorized representative of the test facility, demonstrating full compliance with all the requirements of this specification. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the req
17、uirements of this specification. 5.1 STORAGE STABILITY (From date of receipt at Ford Motor Company) 5.2 HEIGHT IN STORAGE, max 800 mm Page 3 of 5 Copyright O 2001, Ford Global Technologies, Inc ENG IN E E RING MATE RIAL SPEC IF I CATI0 N S-M5G4630-B Page 4 of 5 Copyright O 2001, Ford Global Technologies, Inc ENG IN E E RING MATE RIAL SPEC IF I CATI0 N S-M5G4630-B Page 5 of 5 Copyright O 2001, Ford Global Technologies, Inc
