1、FORD LABORATORY TEST METHOD BN 154-01 Date 2001 O924 199201 14 ABRASION RESISTANCE OF HOT STAMPED COATINGS Action Revisions Revised Editorial - no technical change A. Cockman Application This test method is used to determine the abrasion resistance of hot stamped coatings, e.g. on plastic and/or woo
2、d parts. Apparatus and Materials Required Wear Tester According to BN 108-01 except as follows: Substitute the rubber diaphragm of the abrasion head by the edge abrasion clamp (special accessory to Stol1 Quartermaster Abrader - see suppliers technical brochure). Ab rada n t Duck cloth, reference num
3、ber 51 04450 Source: Messrs Bucher & Lohr 48 Bielefeld Herforter Strasse West Germany Trim Welt According to specification S-M98D4509-A. Conditioning and Test Conditions All test values indicated herein are based on material conditioned in a controlled atmosphere of 23 +I- 2 OC and 50 +I- 5 % relati
4、ve humidity for not less than 24 h prior to testing and tested under the same conditions unless otherwise specified. Procedure 1. Mount a section of trim welt 40 mm in length, covered with two layers of duck cloth and wrap in longitudinal direction - in the edge abrasion clamp (see Figure 1). Copyng
5、ht02001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 154-01 2. Mount the assembly with the longer side parallel to the stroke direction of the abrasion head and tighten it with the ring clamp and lock the rotary motion pawl, avoiding any abrasive dust contamination. 3. Mount a hot s
6、tamped specimen under the abradant plate with the longer side or with its largest area parallel to the stroke direction. Carry out the test on a flat area of the specimen in order to obtain a smooth contact to the abradant. Load specimen with a total weight-force of 8.90 N. This total weight-force c
7、onsists of weight of specimen clamp, fastening screws, test specimen and additional weight. 4. Lower the abradant plate onto the abradant and abrade for the required number of cycles as stated in the relevant Material Specification. Note: If the abrasion test cannot be carried out on the actual part
8、 a hot stamped plane sample of minimum 10 x 60 mm size has to be tested for the Initial Laboratory Sample Report. Test panels shall be processed according to production conditions using the released base materials. Evaluation Examine for evidence of wear-through after the required abrasive cycles an
9、d compare with the master sample approved by the Product Engineering Materials Laboratory. Chemicals, materials, parts, and 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 3 Copyri
10、gWO2001, Ford Global Technologies, Inc FORD LABORATORY TEST METHOD BN 154-01 ABRASION RESISTANCE OF HOT STAMPED COATINGS 1) Additional Weight 2) Abradant Plate 3) Specimen Clamp 4) Specimen 5) Screws 6) Abradent 7) Edge Abrasion Clamp 8) Ring Clamp 9) Abrasion Head Page 3 of 3 CopyrigWO2001, Ford Global Technologies, Inc
