1、- MIL-T-q7052 57 m 9797706 0072033 O MIL-T-47052 (MI) 10 Fray 1974 SUPERSEDING MIS- 13874 11 September 1967 MIL ITARY SPEC IF I CAT ION TAPE, EPOXY-GLASS CLOTH, THERMOSETTING, PRESSURE SENSITIVE ADHESIVE This specification is approved for use by all departments and agencies of the Department of Defe
2、nse. 1. SCOPE 1.1 Scope. The specification covers one type of epoxy-glass cloth, thermosetting, pressure sensitive adhesive tape. 2. APPLICABLE DOCUMENTS 2.1 Government documents. The following documents, of the issue in effect on the date of invitation for bids or request for proposal, form a part
3、of the specification to the extent specified herein, SPEC IF ICAT ION Military MIL-P-14232 Parts, Equipment and Tools for Army Materiel, Packaging and Packing of MIL-1-15126 Insulation Tape, Electrical Pressure Sensitive Adhesive and Pressure Sensitive Ther- mosetting Adhesive _A-= - Y- Provided by
4、IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-47052 (?.IT) STANDARD Military MIL - STD - 10 5 Sampling Procedures and Tables for Inspection by Attributes MIL - STD - 129 Marking for Shipment and Storage (Copies of specifications, standards, drawings, and
5、 publications required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer . ) 2.2 Other publications. The following documents form a part of the specification to the extent specified herein. Unless o
6、therwise indicated, the issue in effect on the date of invitation for bids or request for proposal shall apply. American Society for Testing and Materials ASTM D 149 ASTM D 257 Dielectric Breakdown Voltage and Dielectric Strength of Electrical Insulation Materials at Commercial Power Frequencies, Te
7、sts for, D-C Resistance or Conductance of Insulating Materials, Tests for, plication for CO i s should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, Pennsylvania 19103.) Technical society and technical association specifications and standards are gen
8、erally available for reference from libraries. They are also distributed among technical groups and using Federal agencies. 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-47052 57 U 9777706 0072035 4 W MIL-T-470 SZfMI) 3 . REQU IREMENTS 3.1
9、Preproductlon sample. Unless otherwise specified (see 6.2), a preproduction sample shall meet all the requirements .of this cpecif ication. 3.2 Materials. 3.2.1 CompGsition. Tile material shall be an electrical adhesive tape having an epoxy impregnated glass fabric backing and a pressure sensitive t
10、hermosetting adhes ive. i 3.2.2 Dimensions. 3.2.2.1 Width. The tape shall be furnished in the standard widthsandtolerances as specified for Type GMT of MIL-1-15126. 3.2.2.2 Thickness. The thickness shall be 0.005 plus or minus 0.0001 inch. 3.2.3 Roll size. The dimensions for roll diameter and length
11、 shall be as specified for Type GFT of MIL-1-15126. 3.3 Performance characteristics. 3.3.1 Tensile strength. The tape shall have a minimum average tensile strength of 80 pounds per inch width. 3.3.2 Adhesion. The tape shall have a minimum average adhesion to steel of 50 ounces per inch width. 3.3.3
12、Indirect electrolytic corrosion. The tape shall have an indirect electrolytic corrosion as indicated by electrical conductance, of not more than 100 picomho mho). 3.3.4 Dielettrlc. streng.th. The tape shall not break down when subjected to not less than 4000 volts root mean square (rms). 3 a .- Prov
13、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T- 47052 (MI) 3.3.5 Insulation resistance. The tape shall have a minimum average insulation resistance of 1 x 109 ohms. 3.4 Environmental conditions. 3.4.1 Thermosetting. The tape shall have an adhesion
14、 backing, in ounces per inch width, of 40 minimum before and 100 minimum after 2 hours at 130 plus or minus 2 degrees Celsius (C) (266 plus or minus 3.6 degrees Fahrenheit (F). uniform and smooth, without bare spots or lumps. The rolls shall be uniformly and symmetrially wound. no visible overlap of
15、 the edges of the tape or separation between layers. 3.5 Workmanship. The adhesive surface shall be There shall be 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the supplier is responsible for the performance bf all i
16、nspection requirements as specified herein. Except as otherwise specified in the contract or order, the supplier may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the rig
17、ht to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. specified in the contractual document (see 6.2), a sample consisting of one roll containing 25 feet of tape, manufacture
18、d under the same conditions as those proposed for subsequent production, shall be subjected to preproduction inspection. Accomplishment of preproduction inspection shall he as specified in the contract. will not be considered far acceptance until Government approval of the preproduction sample has b
19、een obtained. Units subjected to preproduction inspection shall have successfully passed acceptance inspection. preproduction sample, to determine compliance with the 4.2 Preproduction inspection. Unless otherwise Subsequent units Testing of the 4 -. Provided by IHSNot for ResaleNo reproduction or n
20、etworking permitted without license from IHS-,-,-e MIL-T-q7052 57 777770b O072037 8 MIL-T- 47052 (MI) characteriS.tics listed in Table I, shall be conducted in accordance with the corresponding test paragraphs. Table I Preproduction inspection . I 1 Character ist ic Requ ir em en t Test Paragraph So
21、urce Tensile strength 3.3.1 4.5.3.4 I Indirect electrolytic corrosion 3.3.3 4.5.3.6 Dielectric strength 3.3.4 4.5.3.7 Thermosetting 3.4.1 4*5.3.9 4.3 Quality conformance inspection. 4.3.1 Sampling for acceptance inspection. When sampling for acceptance inspection is specified, it shall be conducted
22、in accordance with MIL-STD-105, at an acceptable quality level (AQL) of 4.0 percent defective. the material manufactured in one continuous operation by the same process, by the same manufacturer in accordance with this specification and submitted for inspection at one time. of the sample specified i
23、n 4.3.1, to determine compliance with the characteristics specified in Table II, shall be conducted in accordance with the corresponding test paragraphs. 4.3.2 Lot formation, A lot shall consist of all 4.3.3 Acceptance inspection. Acceptance inspection 5 Provided by IHSNot for ResaleNo reproduction
24、or networking permitted without license from IHS-,-,- - MIL-T-47052 57 7777706 0072038 T M MIL-T- 47052 (MI) 4.4 Inspection equipment. The inspection equipment for conducting examination and tests shall be as specified in the applicable test methods and procedures paragraphs. Table II Acceptance ins
25、pection Character is tic Requirement Test Paragraph Source Compos ition I 3.2.1 4.5.3.1 3.2.2 4.5.3.2 3.2.3 4.5.3.3 Insulation resi Wor kmans h ip - 4.5 Test methods and procedures. 4.5.1 Test conditions. Unless otherwise specified herein, the following conditions shall be used as a basis to establi
26、sh performance requirements. a. Temperature, room ambient (plus 25 plus or minus 5 degrees Celsius (C) (plus 77 plus or minus 9 degrees Fahrenheit (F). b. Altitude, facility ground. c. Humidity, facility ambient up to 95 percent relative humidity. 6 7 Provided by IHSNot for ResaleNo reproduction or
27、networking permitted without license from IHS-,-,- MIL-T-47052 59 111 9999906 0072019 1 W MIL-T- 47052 (MI) 4.5.2 Test se ence. Tes,ting within each classification of inspecti.on(n .or acceptance) shall be at the option of the contractor. 4.5.3 Test c . 5 4.5.3.1 Compositon. Composition shall be exa
28、mined visually to establish compliance to 3.2.1. accordance with MIL-1-15126. The tape shall conform to the requirements of 3.2.2. s 4.5.3.2 Dimensions. The tape shall be measured in 4.5.3.3 Roll size. Roll dimensions shall be measured as specified in MIL-1-15126, Type GFT, and shall conform to 3.2.
29、3. 4.5.3.4 Tensile strength. Testing for tensile strength shall be as specified in MIL-1-15126, to establish conformance with 3.3.1. 4.5.3.5 Adhesion. Testing for adhesion shall be as specified in MIL-1-15126, to establish conformance with 3.3.2. 4.5.3.6 Indirect electrolytic corrosion. The test for
30、 indirect electrolytic corrosion shall b e conducted as specified in MIL-1-15126, to establish conformance with 3.3.3. strength shall be in accordance with ASTM D 149, to establish conformance with 3.3.4. O 4.5.3.7 Dielectric strength. Testing for dielectric 4.5.3.8 Insulation resistance. Testing fo
31、r insulation resistance shall b e in accordance with ASTM D 257, to establish conformance with 3.3.5. 4.5.3.9 Thermosetting. Testing for thermosetting shall be in accordance with MIL-1-15126. The tape shall meet the requirements of 3.4.1. 7 Provided by IHSNot for ResaleNo reproduction or networking
32、permitted without license from IHS-,-,-4.5.5 Workmanship. The tape shall be visually examined to assure conformance to the workmanship requirement specified 111 3.3. I 5. PREPARATION FOR DELIVERY 5.1 Preservation, packaging, packing and marking. Unless otherwise snecified bv the contract or Durchace
33、 order, pre- servation, packaging,-packing, and marking requirements for the specified levels of protection shall be in accordance with MIL-P-14232. t 6. NOTES 6.1 Intended use. The tape, in accordance with this specification, is intended for use in guided missile application. 6.2 Ordering data. Pro
34、curement documents shall specify the following: a. Title, number, and date of this specification. b. Whether a preproduction sample is required (see 3.1), and if so, pertinent details. c. Size reauired and auantitv. 6.3 Supersession data. This specification includes the requirements of Missile Interim Specification MIS 13874, dated 11 September 1967. Custodian: Army-MI #7 U. S. GOVERNMENT PRINTING OFFICE: 1 74-713-154/ Preparing Activity: Project No. 5970-A459 Army - M I 6 13 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
