1、Designation: C 1086 08Standard Specification forGlass Fiber Mechanically Bonded Felt Thermal Insulation1This standard is issued under the fixed designation C 1086; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last re
2、vision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers glass fiber unsupportedneedled felt (mechanically bonded) binder-free insulation forthermal insulat
3、ion. This material is used as the thermalinsulation component in the fabrication of insulation systemsfor use on machinery and equipment, such as steam turbines,boilers, boiler feed pumps, and piping at temperatures fromambient up to 1200F (650C).1.2 This standard does not purport to address all of
4、thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.1.3 The values stated in inch-pound units are to be regardedas the s
5、tandard. The values given in parentheses are providedfor information only.1.4 See Supplementary Requirements for modifications toparagraphs in this standard when using Specification C 1086 inlieu of the United States Department of Defense, Departmentof Navy, Naval Sea Systems Command, in Washington,
6、 DC.Military Specifications No.(s) MIL-I-16411F.2. Referenced Documents2.1 ASTM Standards:2C 167 Test Methods for Thickness and Density of Blanketor Batt Thermal InsulationsC 168 Terminology Relating to Thermal InsulationC 177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmis
7、sion Properties by Means ofthe Guarded-Hot-Plate ApparatusC 335 Test Method for Steady-State Heat Transfer Proper-ties of Pipe InsulationC 390 Practice for Sampling and Acceptance of ThermalInsulation LotsC411 Test Method for Hot-Surface Performance of High-Temperature Thermal InsulationC 518 Test M
8、ethod for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC 1045 Practice for Calculating Thermal TransmissionProperties Under Steady-State ConditionsC 1058 Practice for Selecting Temperatures for Evaluatingand Reporting Thermal Properties of Thermal InsulationD
9、123 Terminology Relating to TextilesD 578 Specification for Glass Fiber Strands2.2 U.S. Federal Standard:FED-STD-191 Textile Test Methods32.3 U.S. Military Standards:MIL-I-16411F Insulation Felt, Thermal, Glass Fiber3MIL-STD-1623 Fire Performance Requirements and Ap-proved Specifications for Interio
10、r Finish Materials andFurnishings (Naval Shipboard Use)33. Terminology3.1 Definitions:3.1.1 Terminology C 168 and D 123 shall be considered asapplying to the terms used in this specification.3.1.2 Definitions in Specification D 578 shall be consideredas applying to the terms used in defining glass f
11、iber composi-tion code, process, and fiber diameter.4. Classification4.1 Thermal insulation shall be glass fiber, unsupportedneedled felt insulation, for use on surfaces with temperaturesup to 1200F (650C).5. Ordering Information5.1 The purchase order or contract shall specify the follow-ing:5.1.1 Q
12、uantity of each thickness (10.1).5.1.2 Any special requirements for nonstandard sizes ordimensions (10.2 and 10.3).5.1.3 Any requirements for certification (19.1).5.1.4 Any special requirements for supplementary testingrequirements (9.1). and5.1.5 Any special packaging information.1This specificatio
13、n is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the direct responsibility of Subcommittee C16.23 onBlanket and Loose Fill Insulation.Current edition approved Aug. 1, 2008. Published September 2008. Originallyapproved in 1987. Last previous edition approved in 2004 as C
14、1086 96(2004).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from Standardization Documents Order
15、 Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.6. Materials and Manufacture6.1 The material shall consist of 100 % glass fibe
16、r needledinto insulation felts without the use of binders. No organicfibers and no glass or mineral shot shall be included in theproduct. It is acceptable for the insulation felt to be composedof laminates formed without the use of binders.The glass fibersshall meet the designation C, Continuous Fil
17、ament Yarns, inaccordance with Specification D 578 (see Note 1).6.2 The fiber diameter of the glass fiber used in the finalproduct, when determined in accordance with the FilamentDiameter section of Specification D 578 shall conform to therequirements of Table 1. The certification of the diameter of
18、 thefiber is to be provided in one of two ways: either by the feltmanufacturer or by certification of the glass fiber supplier anddocumentation by the manufacturer as to sources of supply.6.3 All materials used shall be asbestos and ceramic (refrac-tory) fiber-free.NOTE 1The fibers from glass compos
19、ition designated as “E” glass(electrical glass) in the range from D through G meet the requirements ofTables 1 and 2.7. Physical Properties7.1 When tested in accordance with Section 16, the insula-tion shall conform to the physical requirements listed in Table2.8. Performance Characteristics8.1 Any
20、of the following conditions can result in damage tothe needled glass fiber insulation:8.1.1 Direct exposure to hydrofluoric acid.8.1.2 Prolonged direct exposure to strong caustics.8.1.3 Prolonged exposure to boiling water.8.2 Conditions outlined in 8.1 are mentioned only to makethe user aware of suc
21、h applications that require specialconsideration. Contact the insulation manufacturer for recom-mendations when the above conditions are anticipated.9. Other Requirements9.1 Supplementary requirements include qualification testsand acceptance tests to special standards. These supplementaryrequiremen
22、ts are made by agreement to the supplier and thepurchaser only when specified in the purchase order orcontract.10. Standard Sizes and Dimensions10.1 ThicknessThe insulation shall be furnished in thethicknesses shown in Table 3.10.2 Insulation LengthUnless otherwise specified, theinsulation shall be
23、furnished in rolls of the lengths given inTable 3.10.3 Insulation WidthUnless otherwise specified (5.1.2),the width of the insulation shall be 60 in. (1.52 m).10.4 Nominal Mass per AreaThe insulation shall befurnished in the mass per area shown in Table 4.11. Dimensional Tolerances11.1 Thickness Tol
24、eranceThe average thickness as deter-mined in accordance with 16.1.1 shall be within 60.125 in.(3.2 mm) of the specified thickness.11.2 Mass per Area ToleranceThe average mass per areashall be within 610 % of that specified in Table 4.11.3 Insulation Length/ToleranceThe tolerance on thelengths, list
25、ed in Table 3, shall be 6 in. (152 mm), withexcess permitted. It is acceptable for a roll to contain either amaximum of one full thickness splice or consist of a maximumof two pieces.11.4 WidthThe width shall be within 0.5 in. (13 mm),to +1.0 in. (25 mm) of the specified width.12. Workmanship, Finis
26、h, and Appearance12.1 Since some requirements for this material are noteasily defined by a numerical value, the insulation shall nothave visible defects that will adversely affect its servicequalities.TABLE 1 Requirements for Diameter of FiberDiameter of Fiber Inch (Millimetre)Average diameter shall
27、 not exceed 0.00036 (0.009)90 % shall be less than 0.00040 (0.102)TABLE 2 Physical RequirementsThickness, length of roll See Table 3Mass per unit area See Table 4Apparent Thermal Conductivity, MaxABtu in./h ft2F (W/mK) at mean temp. of:75F (24C) 0.29 (0.042)300F (149C) 0.40 (0.058)500F (260C) 0.50 (
28、0.072)700F (371C) 0.65 (0.094)Hot Surface Performance no melting, no significantat 1200F (650C) shrinkage (max 5 %)Tensile strength: psi (kPa)Minimum 5 (34.5)Non-Combustibility PassAIt is possible that the thermal transmission properties of felted glass fiberthermal insulation will vary with tempera
29、ture, temperature gradient, thickness andshape. Note that the apparent thermal conductivity requirements specified in thetable are based on samples tested under conditions specified in 16.1.3. These arecomparative values for establishing specification compliance and it is possible thatthey do not re
30、present the installed performance of the insulation under useconditions of the insulation differing substantially from the test conditions.TABLE 3 Standard DimensionsNominal InsulationThickness, Length,in. (mm) ft (m)0.3 (7.6) 150 (45.2)0.5 (12.7) 75 (22.9)0.75 (19.1) 45 (13.7)1.0 (25.4) 45 (13.7)TA
31、BLE 4 Standard ParametersNominalThickness,in. (mm)Mass per Areaoz/ft2(kg/m2)0.3 (7.6) 3.5 (1.07)0.5 (12.7) 6.0 (1.83)0.75 (19.1) 12.25 (3.74)1.0 (25.4) 15.0 (4.58)C108608213. Qualification Requirements Qualification Requirements13.1 The following requirements are generally employedfor the purpose of
32、 initial material or product qualification inaccordance with Practice C 390:13.1.1 Standard sizes and dimensions,13.1.2 Apparent thermal conductivity,13.1.3 Diameter of fiber,13.1.4 Hot surface performance,13.1.5 Tensile strength, and13.1.6 Non-combustibility.14. Sampling14.1 The insulation shall be
33、 sampled for qualification test-ing and for inspection in accordance with Practice C 390.Specific provision for sampling shall be agreed upon betweenthe purchaser and the supplier.15. Inspection Requirements15.1 Inspection for Quality AssuranceThe following re-quirements are generally employed for p
34、urposes of acceptancesampling of lots or shipments of qualified felted insulation.15.1.1 Thickness.15.1.2 Mass per unit area.15.2 Points of InspectionWhen agreed to by the purchaserand the manufacturer, and when specified in the purchase orderor contract, the inspection of the material shall be made
35、 ateither the point of shipment or point of delivery.16. Test Methods16.1 The properties enumerated in this specification shall bedetermined in accordance with the following test methods:16.1.1 ThicknessTest Methods C 167. Follow the speci-fied pressure alternative procedure of Test Methods C 167exc
36、ept that the expansion procedure for sample preparation isnot necessary.Atest specimen shall be taken that is 4 ft long bythe full width of the insulation felt. The test specimen shall beruled off into 20 approximately square and equal areas, and thethickness measurement taken at the center of ten a
37、reas, no twoof which shall have a contiguous side. The specimen shall beplaced on a hard flat surface and the thickness shall bemeasured using a dial gage indicator. The gage shall have acircular presser foot 34 in. (76102 mm) in diameter. The footshall exert a pressure of 0.1 lb/in.2(7 gm/cm2) 6 10
38、 %. Thegage shall be calibrated before use with a gage block. Theaverage of the ten thickness measurements shall be taken as thethickness of the test specimen.16.1.2 Area WeightTest Methods C 167, except that theexpansion procedure for sample preparation is not necessary.The weight per unit area sha
39、ll be reported in ounces per squarefoot (kilograms per square metre). The test specimen shall be4 ft long by the full width of the felt. It is acceptable for thespecimen taken for the thickness measurement to be used forthe weight per unit area measurement.16.1.3 Apparent Thermal ConductivityApparen
40、t thermalconductivity shall be determined in accordance with TestMethods C 177, C 335 or C 518. In case of dispute, TestMethod C 177 shall be used.16.1.3.1 See Practice C 1045 for requirements and guide-lines for the determination of thermal transmission properties.16.1.3.2 See Practice C 1058 for g
41、uidelines for reportingthermal properties.16.2 Hot Surface PerformanceTest Method C411. Thetest temperature shall be that specified in 3.1, or the manufac-turers recommended temperature, whichever is higher.16.3 Tensile StrengthThe tensile strength shall be deter-mined by the grab test method descri
42、bed in Method 5100 ofFED-STD-191 with the following exceptions: The test sampleshall be from 12 to 14 in. long by the full width of the felt. Fivetest specimens measuring 12 in. in the width direction by 12 to14 in. (305 by 355 mm) long shall be cut from the sample. Thespecimens shall be clamped at
43、the top and bottom sections bya nominal12 in. (12 mm) pipe covered with 0.25-in. (6-mm)thick sponge rubber to prevent cutting and slipping of thespecimens. The clamped specimens, having a test area of about1ft2(0.09 m2) shall be attached to the grips of the testingmachine that shall separate at a ra
44、te of 2 6 0.2 in. (51 6 5mm)/min until rupture occurs. Tensile strength determinationsshall be made on specimens before and after being subjected tosoaking heat to 1200F (650C) for 6 h. The tensile strengthshall be expressed in pounds per square inch (kilopascals)based on the nominal cross-sectional
45、 area. The tensile strengthfor purposes of determining conformance shall be the averageof the five measurements on these specimens (see Table 2).16.4 NoncombustibilityTest method USCG 164.009 (inaccordance with MIL-STD-1623) or IMO 1182:1990 per FTPCode Annex, Part 1.17. Rejection and Rehearing17.1
46、It is acceptable to reject material that fails to conformto the requirements of the agreed upon specification. Rejectionshall be reported to the producer or supplier promptly and inwriting. In case of dissatisfaction with the results of the test, theproducer or the supplier may make claim for a rehe
47、aring.17.2 The certification of an independent third party indicat-ing conformance to the requirements of this specification is anacceptable substitute to the manufacturers certification, uponthe request of the purchaser in the contract or order.17.3 In case of rejection, the manufacturer or supplie
48、r shallhave the right to reinspect the rejected shipment and resubmitthe lot after removal of the portion of the shipment notconforming to the specified requirements.18. Certification18.1 When specified in the purchase order or contract, theproducer or the supplier shall furnish a certificate to the
49、purchaser that the material was manufactured, sampled, andtested or inspected in accordance with this specification andhas been found to meet the requirements. The supplier shallfurnish a summary of the documentation of the qualificationtest results or the inspection test results, or both, upon request.19. Packaging and Package Marking19.1 PackagingUnless otherwise agreed upon or speci-fied between the purchaser and manufacturer or supplier,insulation shall be packed in the manufacturers standardcommercial containers.C108608319.2 Package M
