1、M-63-03 MIL-L-24518 (SHIPS) 12 March 1975 MILITARY SPECIFICATION LAMINATE, VINYL FILM-ALUMINUM, DECORATIVE This specification is approved for use by the Naval Sea Systems Command and is avail- able for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specifi
2、cation covers decorative vinyl film-aluminum laminate. The material is used as a decorative treatment for Naval shipboard bulkhead sheathing and miscellaneous furniture items, such as bookcases, partitions, and trim. 2. APPLICABLE DOCUMENTS 2.1 The following documents, of the issue in effect on date
3、 of invitation for bids or request for proposal, form a part of the specification to the extent specified herein. SPECIFICATIONS FEDERAL QQ-A-250/8 - Aluminum Alloy 5052, Plate and Sheet. PPP-B-640 - Fiberboard-Corrugated Triple Wall. MILITARY MIL-P-116 - Preservation-Packaging, Methods of. STANDARD
4、S MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes. MIL-STD-129 - Marking For Shipmept And Storage. MIL-STD-1623 - Fire Performance Requirements And Approved Specifi- cations For Interior Finish Materials And Furnish- ing (Naval Shipboard Use). in connection with sp
5、ecific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) the extent-i- Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. (Copies of specifications, standards, drawings, an
6、d publications required by suppliers . 2.2 Other ublications. The follwing documents form a part of this specification to AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) B117 - Salt Spray (Fog) Testing. D618 - Conditioning Plastics and Electrical Insulating Materials D792 - Specific Gravity and De
7、nsity of Plastics by Digplacement, D1044 - Resistance of Transparent Plastics to Surface Abrasion, D1499- Operating Light- and Water-Exposure Apparatus (Carbon-Arc E84 - Surface Burning Characteristics of Building Materiais, for Testing. Tests for. Test for. Type) for Exposure of Plastics, Rec. Prac
8、tice For. Test for. (Copies may be obtained from the American Society For Testing and Materials, 1916 Race Street, Philadelphia, Pennsylvania 19103.) FSC 9330 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-24518 (SllIPS) UNIFORM CLASSIFICATION
9、 COMMITTEE Uniform Freight Classification Rules. (Copies may be obtained from the Uniform Classification Committee, Room 1106, 222 South Riverside Plaza, Chicago, Illinois 60606.) U.S. DEPARTMENT OF COMMERCE Commercial Standard CS 245-62 - Vinyl-Metal Laminates (Copies may be obtained from the Super
10、intendent of Documents, U. S. Government Printing (Technical society and technical association specifications and standards are generally Office, Washington, D. C. 20402.) available far reference from libraries, and using Federal agencies.) They are also distributed among technical groups 3. REQUIRE
11、MENTS 3.1 Material. The laminate shall consist of a polyvinyl chloride (PVC) film that is bonded under heat and pressure to an aluminum sheet base that conforms to temper H32 of 3.2 Form. The laminate shall be in the form of rectangular sheets. Maximum size ahall be 478 feet. 3.3 Dimensions, 3.3.1 W
12、idth. The PVC film shall be held to a tolerance of plus 1/2 inch, minus O inch, QQ-A-250/8. of the nominmdth specified (see 6.2). in roll form on the core during the manufacturing process. percent of tmspecified as determined in accordance with 4.3.1. This tolerance shall apply when the material is
13、3.3.2 Film thickness, The average thickness of the PVC film shall be 0,009 inch f: 20 3.3.3 Aluminum thickness, The thickness of the aluminum sheet shall be as specified (see 6,2). 3.4 Physical properties. 3.4.1 Adhesion stren th The bond between the PVC film and the aluminum sheet shall be consider
14、e acceptade material meets the following requirements when tested in accordance with 4.3.2. point of great-eGation so that an area not more than 1/4 inch square of completely bare aluminum shall show when tested in accordance with 4.3.2.1. creepage in ex= spray fog test in accordance with 4.3.2.2. t
15、o boiling watdomsual delamination when tested in accordance with 4.3.2.3. 3.4.1.1 Ball test. The PVC film shall securely adhere to the aluminum sheet at the 3.4.1.2 Salt s ra The laminate shall show no blisters, delamination, or rust inch along the score marks when exposed for 200 hours in a salt 3.
16、4.1.3 Boilin water. The laminate (see 4.3.2.1)shall withstand one hour exposure 3.4.2 Abrasion resistance, The abrasion resistance of the PVC film shall be not less than that specified under 4.3.3. 3.4.2.1- Printed film. The printed PVC film shall show no print wear after 100 cycles on the Taber Thr
17、aser um wheels in accordance with CC 17 of CS 245 and a 1,000 gram load when tested in accordance with 4.3.3. lose of 0.050 n boiling water for one hour, removed and allowed to cool to 73.4O + 1.E0F for one hour. delamination of the vinyl from the aluminum at the score marks. 4.3.3 Abrasion resistan
18、ce. The abrasion resistance of the vinyl shall be determined in accordance with ASTM D1044, except that CS-17 wheels, 1,000-gram-weight load, and 100 cycles shall be used. In the case of free vinyl, it shall be attached to a metal plate by means of double sided contact pressure sensitive adhesive (s
19、uch as PS-5502 furnished by Interchemical Corporation Finishes Division or equal). the average loss in grams for the 100 cycles shall be calculated. Resurfacing of the wheels shall be done with the S-11 Tabor Abrasion paper for 25 cycles at the beginning of each test. ASTM D1499 using an At as Fadeo
20、meter !lype FDA-R or equal. Score marks at right 4.3.2.2.3 Test rocedure. The specimen shall be placed in the chamber at the angle The specimen shall be exposed for 200 hours 4.3.2.2.4 4.3.2.3 Boilin water test. A formed ball test specimen prepared and cut in accordance At the end of that time the s
21、pecimen shall. be examined for Three specimens shall be tested and 4.3.3.1 4.3.4 Light stability. The light stability shall be determined in accordance with 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-24518 (SIIIPS) Two specimens 8 by 2-5
22、/8 inches shall be cut from the sample film to be tes- %specimen shall be placed in an envelope and filed as a standard for comparison, ASTM D1499 for 150 h ours. The black panel temperature shall be 145O i 9F. The water reservoir shall be filled with water at all times so that the wicks in the cham
23、ber are kept wet: constantly. hours,ii ihal*red to the standard retained (see 4.3.4.1) for visual evidence of discoloration or pigment fadeout. 4.3.5 Plasticizer Three 3 by 3 inch specimens of the vinyl shall be conditioned (see 4.2.1.4.1) and weighed to the nearest 0.01 gram, The specimens shall be
24、 immersed in an upright position so that they are not touching each other, the bottom, or the sides of a one pint jar containing technical grade hexane. 73.4 + 1.8F for one hour, After the immersion period, each specimen shall be dried at a temperzture of 220 f 5OF for one hour in circulating air ov
25、en, removed and cooled to standard conditions for one hour, and weighed to the nearest 0.01 gram. The plasticizer loss, ex- pressed as percentage weight loss as compared to the original specimen weight shall be computed as follows to the nearest 0.01 gram. 4.3.4.1 Test s ecimens. The second specimen
26、 shall be placed in the Fadeometer. 4.3.4.2 Procedure, The specimen shall be exposed under the conditions specified in 4 3 4 3 Ins ection. After the specimen has been exposed in the Fadeometer for 150 The immersion shall be at a temperature of Where W1-Wz Weight loss, percent = 7 X 100 I W1 = initia
27、l weight of test specimen and W2 = final weight of test specimen. The values obtained for the three test specimens shall be averaged and reported as percent- age weight loss of the sample tested. specimen of lamifiate or vinyl so as to cover a minimum area of 1/2 by 1/2 inch. hour of contact, the su
28、rface shall be cleaned with soap and water and visually inspected. Any remaining stained areas may be further cleaned by using a mild abrasive conforming to P-S-311, hexane, or ethyl or isopropyl alcohol. original color shall be considered to be permanently stained. set forth inm-ee requirement for
29、vinyl film-aldnum laminate). shall be performed by a non-profit independent laboratory acceptable to the Naval Ship Engineering Center, Materials Development and Applications Office, Center Building, Prince Georges Center, Hyattsville, Maryland 20782. be inspecthrZn-cnod weight exceede Sheets not ar
30、ranged as specified, not Improper wrap material, closure not seale Incorrect level Incorrect box, improper closure Pallet not constructed as specified, Steel strapping improperly applied Not as specified, missing, not legible interleaved when required Packing: nail heads protruding Marking : Packing
31、: Skid ends not beveled or notched 5. PREPARATION FOR DELIVERY (The preparation for delivery requirements specified herein apply only for direct Government procurements. requirements of referenced documents listed in section 2, see 6.3.) For the extent of applicability of the preparation for deliver
32、y 5.1 Packaging. Packaging shall be level A or C, as specified (see 6.2)- 5.1.1 Level A. Unless otherwise specified (see 6.2), sheets shall be packaged in bundles not Gceed 250 pounds with a minimum of ten sheets per bundle. arranged vinyl face to vinyl face. Bundles exceeding 250 pounds shall have
33、the sheets inter- leaved with kraft paper. Each bundle shall be totally enclosed in a flexible waterproof wrap with the wrap closure and the flaps sealed with a waterproof adhesive or waterproof pressure-sensitive tape. and physicaldamage during shipment from the supply source to the using activity
34、for early installation. meets the requirements of this level. Sheets shall be 5.1.2 Level c. Packaging shall be sufficient to afford protection against deterioration This level may conform to the suppliers normal packaging practice when such 5.2 Packinq. Packing shall be level A, B, or CI as specifi
35、ed (see 6.2). 5.2.1 Level A. Sheets, packaged as specified (see 6.21, shall be packed one bundle to a triple walmass weather resistant, fiberboard box conforming to PPP-B-640. shall be at the suppliers option. the box specification. by .O20 inch galvanized steel straps to a wood pallet. The-wood pal
36、let shall be constructed of three nominal 1 by 6 inch lengthwise deck boards with three nominal 3 by 4 inch crosswide skids. Two straps, one on each end, shall be placed approximately three inches in from each pallet load end and one strap at approximately the middle of the pallet load. shall pass o
37、ver the box and under the crosswide skids. knotched with bottom of skid dadoed or rabbitedto retain the strapping. Intersections Of deck boards and skids shall be fastened with three nails. Nails shall be cement coated or equal and minimum 10 penny size and approximately 2-7/8 inches in length. Nail
38、s shall be droven so that the heads will not project above the deckboard surface. Occasional over- driving of nails is permitted but no nail shall be driven more than 1/2 inch the thickness of the deckboard. Lumber shall be seasoned to a moisture content of 8 to 19 percent of its oven dry weight; sk
39、ids may exceed 19 percent. Box style Box closure shall be in accordance with the appendix to Each box shall be strapped with a minimum of three girthwise 5/8 Strapping Skid ends shall be beveled or 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI
40、L-L-24518 43 777770b 0338787 3 W MIL-L-24518 (SHIPS) 5.2.3 Level c. Sheets, packaged as specified in 5.1.2, shall be packaged in a manner which will insure acceptance by common carrier at the lowest rate, and will afford protection against physical or mechanical damage during direct shipment from th
41、e supply source to the first receiving activity for immediate use, . Uniform Freight Classification Rules or other carrier regulations as applicable to the mode of transportation and may be the suppliers normal packaging practice when such meets the requiremente of this level, and extorior s interio
42、r packages and exterior shipping container markings shall include specification The method of packing shall conform to the 5.3 Mark;:%. In addition to any special marking required isee 6.2), interior packages pping containers shall be marked in accordance with MIL-STD-129. In addition, 6, NOTES 6.1
43、Intended use. 6.2 Ordering bata, Procurement documents should specify the following: The vinyl film-aluminum laminate is used for bulkhead sheathing to reduce maintenance and improve sanitation and appearance. (a) Title, number, and Bate of this specification. (b) Width of laminate required (see 3.3
44、.1). (c) Thickness of aluminum sheet required (see 3.3.3). (d) Color and pattern required (see 3.4.7). (e) Surface finish (see 3.4.8). (f) (9) Quantity other than specified (see 5.1.1). (h) Special marking (see 5.3). Level of packing and level of packaging required (see 5.1 and 5.2). 6.3 Sub-contrac
45、ted material and arts The preparation for delivery requirements of referenced documents listed in sec-nhnot apply when material and parts are procured by the supplier or incorporation into the equipment and lose their separate identity when the equipment is shipped. Preparing activity: Navy - SH (Pr
46、oject 9330-N662) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-2 4 51 8 (SHIPS) PLATEN 1.060 INCH TDIAMETER HOLE -*- DIE BLOCK I INCH DIAMETER BAU 7 LAMINATE PLATEN 6H IO836 Figure 2 -Ball test apparatus. Provided by IHSNot for ResaleNo repro
47、duction or networking permitted without license from IHS-,-,- -_ - - MIL-L-245113 73 7797706 OLL8789 7 MIL-L-2 45 18 (SHIPS CUT AND PEEL UP SH I8837 Figure 3 - Formed ball test specimen. SH 10036 SCOPE MARK k-4 INCH4 Figure 4 - Sait spray specimen. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
