FORD FLTM BN 015-06-2001 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOAMS《柔性多孔泡沫的受压凹痕试验》.pdf

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1、FORD LABORATORY TEST METHOD BN 015-06 2001 O9 10 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOAMS Revised Editorial - no technical change A. Cockman Application This procedure describes a nondestructive method for determining the load deflection values of flexible cellular foam seating materials. E

2、quipment Required Compression Fixture A force gauge capable of applying and recording a 66.7 N load. Source: Chatillon Model #DPP-1 O modified as shown in Figure 6 83-30 Kew Gardens Road New York, NY 1 O000 Upper Mounting Plate The upper mounting plate shown in Figures 1 and 4 is secured to the bott

3、om of the load compression fixture. Load Indentor Head The load indentor head shown in Figures 2 and 5 is attached to the bottom shaft of the load compression fixture. Conditioning and Test Conditions All test values indicated herein are based on material conditioned in a controlled atmosphere of 23

4、 +/- 2 OC and 50 +/- 5 % relative humidity for not less than 24 h prior to testing and tested under the same conditions unless otherwise specified. Procedure 1. Condition the foam part for 24 h at 23 +/- 2 OC and 50 +/- 5 % relative humidity. 2. Set the dial gauge at zero. 3. Bring the load indentor

5、 head into contact with the surface of the part in the test area as designated by the engineering drawing. (See Figure 1 -Normal Position). I Date I Action I Revisions I Copynght02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 015-06 4. Depress the indentor head into the part surf

6、ace at a moderate speed until the upper mounting plate comes into contact with the surface. (Approximately 27 mm bottom upper mounting plate to bottom of indentor head.) See Figure 2 - Compressed position. Note: For parts with irregular bottom surfaces, the flat palm of the hand may be used as a sup

7、port. (See Figure 3 - Irregular Surface.) 5. Record the load deflection from the dial gauge. 6. Repeat the test two additional times in the same area of the part for a total of three readings. 7. Report the load deflection as an average of the three values obtained. Chemicals, materials, parts, and

8、equipment referenced in this document must be used and handled properly. Each party is responsible for determining proper use and handling in its facilities. Page 2 of 8 Copynght02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 015-06 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOA

9、MS J% ssion Fixture !+. Upper Mounting Plate Load Indentor Head Flexible Foam NORMAL POSITION Figure 1 Page 3 of 8 Copynght02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 015-06 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOAMS Load Compression Fixture Upper Mounting Plate Load I

10、ndentor Head Flexible Foam COMPRESSED POSITION Flat Surface Top & Bottom Figure 2 Page 4 of 8 Copynght02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 015-06 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOAMS Load Compression Fixture Upper Mounting Plate Load Indentor Head Flexible

11、 Foam COMPRESSED POSITION (IRREGULAR SURFACE) Figure 3 Page 5 of 8 Copynght02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 015-06 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOAMS - t 3.0 mm 1.5 mm R 102 mm 15.7 mm DIA. DIA. UPPER MOUNTING d9.52 mm bi9. mm PLAT E Figure 4 Page 6

12、of 8 Copynght02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 015-06 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOAMS - 50.0 mm DIA. I/ MATER I AL ALUMINUM STOCK SEE FIGURE 6 FOR ASSEMBLY OF THE PLATE & HEAD TO THE FORCE GAGE (FIGURE 3 IS SHOWN ONA SEPARATE SHEET 12.7 mm DIA. -*

13、I I O - 32 UNC TAP 6.4 DEEP mm LOAD INDENTOR HEAD Figure 5 Page 7 of 8 Copynght02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 015-06 LOAD INDENTATION TEST FOR FLEXIBLE CELLULAR FOAMS #6 - 32 UNC x 9.52 mm HEXAGON SOCKET - HEAD CAPSCREW 2 REQD I Figure 6 Page 8 of 8 Copynght02001, Ford Global Technologies, Inc