1、MIL-C-28bLE 5b 9 779790b 02092011 3 IINC”DI MIL-C-2861E 3 August 1988 SUPERSEDING 4 December 1967 (See 6.6) MIL-C-2861D MILITARY SPECIFICATION CEMENT, INSULATION, HIGH TEMPERATURE This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 ScoDe.
2、 This specification establishes the requirements for high temperature insulation cement for thermal control of irregular surfaces and for piping operating at temperatures between 100 and 1800 degrees Fahrenheit (OF). 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1.1 SDecification and standards
3、. The following specification and standards form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of these documents shall be those listed in the issue of the Department of Defense Index of Specifications and Standards (DoDISS) and supplement theret
4、o, cited in the solicitation. SPECIFICATION FEDERAL UU-S-48 - Sacks, Shipping Paper. STANDARDS FEDERAL FED-STD-313 - Material Safety Data, Transportation Data and Disposal Data for Hazardous Materials Furnished to Government Activities. Beneficial comments (recommendations, additions, deletions) and
5、 any pertinent data which may be of use in improving this document shou1.d be addressed to: Commander, Naval Sea Systems Command, SEA 5523, Department of the Navy, Washington, DC 20362-5101 by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end
6、of this document or by letter. AMSC N/A FSC 5640 DISTRIBUTION STATEMENT A Approved for public release; distribution unlimited Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by MIL-
7、STD-129 MIL-STD-147 - Palletized Unit Loads. MIL-STD-1623 - Fire Performance Requirements and Approved Attributes. - Marking for Shipment and Storage. Specifications for Interior Finish Materials and Furnishings (Naval Shipboard Use). 2.1.2 Other Government Dubiication. The following other Governmen
8、t publication forms a part of this specification to the extent specified herein. Unless otherwise specified, the issue shall be that in effect on the date of the solicitation. U.S. COAST GUARD USCG 164.009 - Incombustible Materials for Merchant Vessels. (Application for copies should be addressed to
9、 the Commandant (MMT), U.S. Coast Guard Headquarters, 400 Seventh Street, S.W., Washington, DC 20013.) (Copies of specifications, standards, and other Government publications required by contractors in connection with specific acquisition functions should be obtained from the contracting activity or
10、 as directed by the contracting activity. ) 2.2 Other Dubications. The following documents form a part of this specification to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted shall be those listed in the issue of the DoDISS specified in the
11、 solicitation. Unless otherwise specified, the issues of documents not listed in the DoDISS shall be the issue of the nongovernment documents which is current on the date of the solicitation. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) A 109 - C 166 - C 177 - c 353 - c 354 - C 356 - C 405 - C
12、421 - D 3951 - Standard Specification for Steel, Strip, Carbon, Cold- Standard Test Methods for Covering Capacity and Volume Standard Test Method for Steady-State Heat Flux Rolled. (DoD adopted) Change Upon Drying of Thermal Insulating Cement. Measurements and Thermal Transmission Properties by Mean
13、s of the Guarded-Hot-Plate Apparatus. Insulating or Finishing Cement. Insulating or Finish Cement. High-Temperature Thermal Insulation Subjected to Soaking Heat. Standard Practice for Estimating Consistency of Wet-Mixed Thermal Insulating Cement. Standard Test Method for Tumbling Friability of Prefo
14、rmed Block-Type Thermal Insulation. Standard Practice for Commercial Packaging. (DoD adopted) (DoD adopted) Standard Test Method for Adhesion of Dried Thermal Standard Test Method for Compressive Strength of Thermal Standard Test Method for Linear Shrinkage of Preformed Provided by IHSNot for Resale
15、No reproduction or networking permitted without license from IHS-,-,-MIL-C-2bLE 5b m 999990b 020920b 7 m Mil -C-2861E (Application for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103.) (Nongovernment standards and other publicati
16、ons are normally available from the organizations which prepare or which distribute the documents. These documents also may be available in or through libraries or other informational services.) . 2.3 Order of Drecedence. In the event of a conflict between the text of this specification and the refe
17、rences cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this specification shall take precedence. shall supersede applicable laws and regulations unless a specific exemption has been obtained. Nothing in this specification, however, 3. REQ
18、UIREMENTS 3.1 Firs t article. When specified in the contract or order, a sample shall be subjected to first article inspection (see 4.3 and 6.3). 3.2 Material. The insulation cement shall be composed of a dry mixture of heat-resistant material of rock or mineral fiber and clay binder, thoroughly mix
19、ed to obtain uniform distribution of the ingredients. shall not contain asbestos, ceramic (refractory) fibers, or free silica. When specified in the contract or order, a certificate of compliance shall be prepared (see 6.2.2). mixed with fresh water, it can be applied with a trowel or by hand (see 4
20、.5.1). The insulation cement The composition of the cement shall be such that, when properly 3.3 Phvsical reauirements. The cement shall conform to the physical requirements shown in table I. TABLE I. Physical reauirements. Characteristic Troweling consistency, percent deformation inches of penetrat
21、ion Coverage (wet ) (min) ft2, 1 inch in thickness/ 100 lb of dry cement ft2, 1 inch in thickness/ 100 lb of dry cement Shrinkage (volumetric) max wet to dry, percent Dens i ty max lb/cubic ft after being molded and dried min lb/in2 at 5 percent deformation Coverage (dry) (min) Compressive strength
22、Requirement 35 -45 7-9 50.0 30.0 15.0 30.0 10.0 Test 4.5.1 4.5.2 4.5.2 4.5.2 4.5.3 4.5.4 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-28bZE 5b W 999990b 020920? 9 MIL-C-2861E TABLE I. phvsical reauirements. - Continued Characteristic Mecha
23、nical stability max percent loss in weight ater first 10 minutes after second 10 minutes Dry adhesion to steel Linear shrinkage min lb/in2 max percent after 6 hours at 750F at 1200F at 1500F Thermal conductivity max Btu infir ft2 degree Fahrdeit, at a mean temperature of 200F 500 F .700“F Corrosion
24、of steel Fire resistance Requirement 40.0 60.0 4.0 1.0 2.0 3.0 0.70 .85 .95 None See MIL-STD-1623 Test 4.5.5 4.5.6 4.5.7 4.5.8 4.5.9 4.5.10 3.3.1 Certificate of comDliance. Non-combustible material for fire resistance shall be U.S. Coast Guard approved. order, a certificate of compliance shall be pr
25、epared (see 6.2.2). When specified in the contract or 3.4 Material safetv data sheet. The contracting activity shall be provided a material safety data sheet (MSDS) at the time of contract award. The MSDS is Form OSHA-20, found in and part of FED-STD-313. each shipment of the material covered by thi
26、s specification (see 6.4). The MSDS shall be included with 3.5 Toxicity. The material shall have no adverse effect on the health of personnel when used for its intended purpose as stated herein (see 4.5.11 and 6.1). activity to the Naval Medical Command (NAVMEDCOM), who will act as an advisor to the
27、 contracting activity. Questions pertinent to this effect shall be referred by the contracting 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibilitv for inspection. Unless otherwise specified in the contract or order, the contractor is responsible for the performance of all inspection requirements as s
28、pecified herein. the contract or order, the contractor 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 right to perform any of the inspections set forth in the spec
29、ification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Except as otherwise specified in 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-28bLE 5b - 999990b 0209208 O H MIL-C-28
30、61E 4.1.1 JesD onsibilitv for comliance. All items must meet all requirements of sections 3 and 5. The inspection set forth in this specification shall become a part of the contractors overall inspection system or quality program. absence of any inspection requirements in the specification shall not
31、 relieve the contractor of the responsibility of assuring that all products or supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling in quality conformance does not authorize submission of known defective material, either indicated or actual, nor
32、does it commit the Government to acceptance of defective material. The 4.2 Classification of insDections. The inspection requirements specified herein are classified as follows: (a) First article inspection (see 4.3). (b) Quality conformance inspection (see 4.4). 4.2.1 InsDection conditions. Unless
33、otherwise specified (see 6.2.1), all inspections shall be performed in accordance with the test conditions specified here in. 4.3 First article insDection. First article inspection shall consist of the examination and tests specified in table II. TABLE II. ? irst article inwection. Inspection Trowel
34、ing consistency Coverage (wet) Coverage (dry) Shrinkage (volumetric) Dens i ty Compressive strength Mechanical stability Dry adhesion to steel Linear shrinkage Thermal conductivity I Corrosion of steel 1 Fire resistance I Test 4.5.1 4.5.2 4.5.2 4.5.2 4.5.3 4.5.4 4.5.5 4.5.6 4.5.7 4.5.8 4.5.9 4.5.10
35、4.3.1 First article insDection reDort. When specified in the contract or order, a first article inspection report shall be prepared (see 6.2.2). 4.4 Oualitv conformance insDection. Quality conformance inspections shall be as specified in table III. 5 Provided by IHSNot for ResaleNo reproduction or n
36、etworking permitted without license from IHS-,-,-MIL-C-28bLE 5b 9999906 OZOqZO9 2 1 TABLE III. witv con f ormance. I Lot size SamDle size 15 or less 1 16 to 300 2 301 to 800 3 801 and over 4 4.4.4 Oualitv conformance inspection reriort. When specified in the contract or order, a quality conformance
37、inspection report shall be prepared (see 6.2.2). Inspec tion I Requirement Troweling consistency Coverage (wet) Coverage (dry) Shrinkage (volumetric) Density Corpressive strength Dry adhesion to steel Linear shrinkage Thermal conductivity Corrosion of steel Fire resistance I I 3.3 3.3 3.3 3.3 3.3 3.
38、3 3.3 3.3 3.3 3.3 3.3 I Test 4.5.1 4.5.2 4.5.2 4.5.2 4.5.3 4.5.4 4.5.6 4.5.7 4.5.8 4.5.9 4.5.10 4.4.1 Smi ine for aualitv conformance insDection. Sampling for quality conformance inspections shall be performed in accordance with MIL-STD-105, except where otherwise indicated. from each lot offered fo
39、r examination at inspection level II. quality level (AQL) shall be 2.5 percent defective. For purposes of sampling, an inspection lot shall consist of all material offered for delivery at one time. A random sample of bags of cement shall be selected The acceptable 4.4.2 Examination of filled contain
40、ers. A random sample of filled containers shall be taken from each lot in accordance with MIL-STD-105 at inspection level I and acceptable quality level 4.0 percent defective to verify compliance with requirements regarding fill, closure, marking, and all other requirements not involving tests. Cont
41、ainers shall be examined for defects of construction of the container and the closure, for evidence of leakage, and for unsatisfactory markings; each sample filled container shall also be weighed to determine the amount of contents. more defects, or under required fill, shall not be offered for deli
42、very. If the number of defective containers in any sample exceeds the acceptance number for the appropriate saxpling plan as specified in MIL-STD-105, this shall be cause for rejection of the lot represented by the sample. Any container in the sample, having one or 4.4.3 Testinq. Sample containers s
43、hall be selected at random from each inspection lot as follows for the tests specified in 4.4. evidence of failure to meet the specified requirement. There shall be no 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-C-28bLE 5b 999990b 0207230
44、9 MIL-C-2861E 4.5 Tests, 4.5.1 Water-cement ratio for DroDer tr owe1 inP consistency. A weighed quantity of dry cement shall be mixed with a weighed quantity of water to determine the water-cement ratio for satisfactory troweling consistency in accordance with ASTM C 405. 4.5.2 Coverape caDacitv and
45、 volumetric shrinkaee. The coverage capacity and volumetric shrinkage shall be determined in accordance with ASTM C 166. 4.5.3 Density. Molded specimens shall be air dried for 24 hours, and then dried at 300F in an electric oven to constant weight. computed on the oven-dried volume. Then the density
46、 shall be 4.5.4 ComDressive strength. Compressive strength shall be determined in accordance with ASTM C ,354. 4.5.5 Mechanical stabilitv. Mechanical stability as measured by weight loss shall be determined in accordance with ASTM C 421. 4.5.6 Drv adhesion to steel. Dry adhesion to steel shall be de
47、termined in accordance with ASTM C 353. 4.5.7 Linear shrinkage. Linear shrinkage shall be determined in accordance with ASTM C 356, at the temperature and duration specified in table I. 4.5.8 Thermal conductivitv. Thermal conductivity shall be determined in accordance with ASTM C 177. prior to the l
48、ast test approval, the material has not been tested and found in conformance to 3.3, or the material being offered for delivery is not manufactured the same in all respects as that previously tested. This test need only be conducted if, within 2 years 4.5.9 Corrosion-resistiw DroDertiec. Cement in t
49、roweling form shall be The test plate shall be of clear finish, cold- applied to a polished steel test plate conforming to ASTM A 109 and measuring 4 inches wide and 5 inches long. rolled strip steel, 0.020 inch thick, American quality quarter hard, temper number 3, weighing 0.85 pound per square foot. 3-inch thickness on the test plate in a wooden mold 4 inches wide and 5 inches long and allowed to stand at room temperature for 30 days. shall be removed from
