1、Designation: C 1139 08Standard Specification forFibrous Glass Thermal Insulation and Sound AbsorbingBlanket and Board for Military Applications1This standard is issued under the fixed designation C 1139; the number immediately following the designation indicates the year oforiginal adoption or, in t
2、he case of revision, the year of last revision. 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 unfaced flexible fibrous glassblanket and faced board used
3、for thermal and sound absorbinginsulation at temperatures up to 450F (232C) for militaryapplications as a replacement for MIL-I-22023D.1.2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided fo
4、r information onlyand are not considered standard.1.3 This specification measures and describes the responseof materials, products, or assemblies to heat and flame undercontrolled conditions, but does not by itself incorporate allfactors required for fire hazard or fire risk assessment of themateria
5、ls, products, or assemblies under actual fire conditions.1.4 The following hazard caveat pertains only to the testmethod section of this specification. This standard does notpurport to address all of the safety concerns, if any, associatedwith its use. It is the responsibility of the user of this st
6、andardto establish appropriate safety and health practices anddetermine the applicability of regulatory limitations prior touse.2. Referenced Documents2.1 ASTM Standards:2C 167 Test Methods for Thickness and Density of Blanketor Batt Thermal InsulationsC 168 Terminology Relating to Thermal Insulatio
7、nC 177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarded-Hot-Plate ApparatusC 390 Practice for Sampling and Acceptance of ThermalInsulation LotsC411 Test Method for Hot-Surface Performance of High-Temperature Thermal InsulationC 423 Test
8、Method for Sound Absorption and Sound Ab-sorption Coefficients by the Reverberation Room MethodC 518 Test Method for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC 612 Specification for Mineral Fiber Block and BoardThermal InsulationC 665 Specification for Min
9、eral-Fiber Blanket Thermal In-sulation for Light Frame Construction and ManufacturedHousingC 1101/C 1101M Test Methods for Classifying the Flexibil-ity or Rigidity of Mineral Fiber Blanket and BoardInsulationE84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE 176 Terminology of
10、 Fire StandardsE 2231 Practice for Specimen Preparation and Mounting ofPipe and Duct Insulation Materials to Assess SurfaceBurning Characteristics2.2 U.S. Military Standards:MIL-STD-167-1 Mechanical Vibrations of ShipboardEquipment (Type 1 Environmental and Type II InternallyExcited)3MIL-Y-1140 Yarn
11、 Cord, Sleeving, Cloth and Tape-Glass3MIL-A-3316 Adhesives, Fire Resistant, Thermal Insula-tion33. Terminology3.1 DefinitionsTerminology C 168 and TerminologyE 176 shall apply to the terms used in this specification.4. Classification4.1 The fibrous glass felt shall be of the following types andgrad
12、es:Type I, Unfaced Thermal Blanket Nominal Density, lb/ft3(kg/m3)Grade 1 0.75 (12)Grade 2 1.00 (16)Grade 3 1.50 (24)Grade 4 2.00 (32)Grade 5 2.50 (40)Grade 6 3.00 (48)1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the direct responsibility of Subcommi
13、ttee C16.23 onBlanket and Loose Fill Insulation.Current edition approved Oct. 1, 2008. Published November 2008. Originallyapproved in 1990. Last previous edition approved in 2002 as C 113990(2002).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service a
14、t serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.1Copyright
15、 ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.Type II, Unfaced Sound AbsorbingBlanket Nominal Density, lb/ft3(kg/m3)Grade 1 0.75 (12)Grade 2 1.00 (16)Grade 3 1.50 (24)Grade 4 2.00 (32)Grade 5 2.50 (40)Grade 6 3.00 (48)Type III, Faced, Therma
16、l and SoundAbsorbing BoardDensity shall be 2.8 (45)lb/ft3(kg/m3)5. Ordering Information5.1 The type, dimensions, density, maximum use tempera-ture, and facing (if required) shall be specified by the pur-chaser. A product certification (if required) shall be specified inthe purchase order.6. Material
17、s and Manufacture6.1 Composition:6.1.1 The insulation shall be composed of glass, processedfrom a molten state into a fibrous form, bonded with a chemicalbinder.6.1.2 The facing shall be a polyester film reinforced withglass yarns (MIL-I-1140). The laminating adhesive shall con-form to the requireme
18、nts of MIL-A-3316.7. Physical Requirements Physical Requirements7.1 A 1-in. (25-mm) thick sample of the insulation shall beflexible when tested in accordance with 11.1.7.2 The insulation shall be of the nominal density specifiedfor its grade with a tolerance of 610 %. Density shall bedetermined in a
19、ccordance with 11.2.7.3 Maximum Temperature of UseWhen tested in accor-dance with 11.10 at the insulations maximum use temperatureof 450F (232C), the insulation shall not crack, warp, flame,glow, smolder, or show evidence of fused fibers.7.4 The nonfibrous material (shot) content shall not begreater
20、 than 1.5 % by weight when tested in accordance with11.3.7.5 Binder ContentWhen tested in accordance with 11.4,the binder content shall not exceed 30 % by weight.7.6 Corrosiveness to SteelWhen tested in accordance with11.6, steel plates in contact with the insulation shall show nocorrosion greater t
21、han comparative plates in contact with sterilecotton.7.7 Surface Burning Characteristics Type I and IITheinsulation shall have a flame spread index not greater than 25and a smoke developed index not greater than 50 when testedin accordance with 11.7.7.8 Quarter Scale Room Fire Test of Type IIIType I
22、II shallmeet the requirements of the Quarter-Scale Room-Fire TestMethod described in 11.12.7.9 Apparent Thermal ConductivityThe thermal conduc-tivities for Type I, Grade 1 through 6 and Type III materialsshall not exceed the values shown in Table 1. Thermalconductivity shall be determined by Test Me
23、thods C 177 orC 518.7.10 Vibration Resistance of Type II MaterialsThere shallbe a maximum of 0.50 % weight loss and the insulation shallnot settle and lose thickness when subjected to the vibrationtest described in 11.9.7.11 Acoustical Performance of Type II MaterialsThecoefficients of absorption sh
24、all be not less than those shown inTable 2 when Type II material is tested in accordance with11.8.7.12 KerfingType III panels shall be capable of beingkerfed with a 90 V-groove to facilitate bending when the panelis folded to a right angle. The facing material shall be flexibleto form a neat square
25、corner at the kerfed joint (see 11.11).7.13 Flashover TimeFlashover time shall not occur within10 min when tested in accordance with 11.12.4.5.8. Dimensions and Permissible Variations8.1 The standard sizes and tolerances of Types I, II, and IIImaterials are listed in Table 3.9. Workmanship, Finish,
26、and Appearance9.1 The insulation units shall indicate good workmanshipand shall not have defects that adversely affect their installationand service qualities.10. Sampling10.1 Inspection and qualification shall be in accordancewith Practice C 390. Other provisions for sampling can beagreed upon betw
27、een the purchaser, seller, and manufacturer.11. Test Methods11.1 FlexibilityRigidityTest in accordance with TestMethod C 1101/C 1101M.11.2 DensityTest in accordance with Test Methods C 167.11.3 Nonfibrous Shot ContentTest in accordance with theAnnex in Specification C 612.TABLE 1 Type I and Type III
28、 Thermal Insulation Blanket Physical RequirementsType IType IGrade 1Type IGrade 2Type IGrade 3Type IGrade 4Type IGrade 5Type IGrade 6Type IIINominal Density (lb/ft3) 0.75 1.0 1.5 2.0 2.5 3.0 2.8Thermal Conductivity, max Btuin./h ft2F (W/mK)Mean Temperature, F (C)25 (4) 0.27 (0.039) 0.26 (0.037) 0.24
29、 (0.035) 0.22 (0.032) 0.22 (0.032) 0.22 (0.032) 0.22 (0.032)50 (10) 0.29 (0.042) 0.28 (0.040) 0.26 (0.037) 0.24 (0.035) 0.23 (0.033) 0.23 (0.033) 0.23 (0.033)75 (24) 0.32 (0.046) 0.30 (0.043) 0.27 (0.039) 0.25 (0.036) 0.24 (0.035) 0.24 (0.035) 0.24 (0.035)100 (38) 0.35 (0.050) 0.32 (0.046) 0.29 (0.0
30、42) 0.27 (0.039) 0.26 (0.037) 0.25 (0.036) 0.26 (0.037)200 (93) 0.49 (0.071) 0.43 (0.062) 0.38 (0.055) 0.34 (0.049) 0.31 (0.045) 0.30 (0.043) 0.31 (0.045)300 (149) 0.70 (0.101) 0.58 (0.083) 0.50 (0.072) 0.44 (0.063) 0.38 (0.055) 0.37 (0.053) 0.38 (0.055)C113908211.4 Test Method for Determining Binde
31、r Content:11.4.1 ScopeThis test method provides a test to determinethe amount of organic binder present in the insulation.11.4.2 Summary of Test MethodThe percent binder byweight is measured by determining the weight lost by theinsulation after it is placed in a 1000F (538C) furnace for 1h.11.4.3 Si
32、gnificance and UseThere is a susceptibility ofthe product to have an exothermic reaction at high temperature.11.4.4 Apparatus:11.4.4.1 Furnace, capable of maintaining a 1000F (538C)temperature.11.4.4.2 Scales, accurate to 0.1 % of specimen weight.11.4.5 Test Specimen:11.4.5.1 Three test specimens sh
33、all be tested.11.4.5.2 The test specimen shall be between 0.17 lb (75 g)and 0.33 lb (150 g).11.4.6 Procedure:11.4.6.1 Weigh the specimens; then place the specimens inthe 1000F (538C) furnace for 1 h.11.4.6.2 Remove the specimens from the furnace and letthem cool to room temperature in the same labor
34、atory atmo-sphere (temperature and relative humidity) as they wereprevious to placing them in the furnace.11.4.6.3 Weigh the specimens when they have cooled toambient temperature. The percent binder is the average of thefollowing calculation for the three specimens:B,%5WI2 WFWI3 100where:B = percent
35、 binder,WI= initial weight, andWF= final weight after 1 h.11.4.7 Precision and BiasThe precision of this testmethod is not known because interlaboratory data are notavailable. This test method may not be suitable for use inspecifications or in case of disputed results as long as these dataare not av
36、ailable.11.5 Thermal ConductivityTest in accordance with TestMethods C 177 or C 518.11.6 Corrosiveness to SteelTest in accordance with thecorrosiveness method of Specification C 665.11.7 Surface Burning CharacteristicsTest in accordancewith Test Method E84, using the specimen preparation andmounting
37、 method of Practice E 2231.11.8 Acoustical PerformanceTest in accordance with TestMethod C 423 using an “A” mounting.11.9 Test Method for Determining the Vibration Resistanceof Fibrous Glass Insulation:11.9.1 ScopeThis test method provides a test to determinethe effect of vibration, at ambient tempe
38、rature, on fibrous glassinsulation.11.9.2 Summary of Test MethodA 12-in. (30.5-cm) squarespecimen is subjected to a 0.13-in. (3-mm) amplitude vibrationwith a 12-Hz frequency in a horizontal plane for a period of100 h. After the 100 h of vibration, the specimen is examinedfor weight loss and loss of
39、thickness due to settling.11.9.3 Significance and UseThis is a test method to testproducts that are installed in an above ambient temperature andvibrating environment.11.9.4 Apparatus:11.9.4.1 Pin Probe, as described in Test Methods C 167.11.9.4.2 Sheet Metal Box, 12-in. (30.5-cm) Square, with a16-m
40、esh wire screen tightly stretched over one open side.11.9.4.3 Vibration Testing Fixture, capable of vibrating at a12 Hz frequency and a 0.13-in. (3-mm) amplitude in thehorizontal plane.11.9.5 Test SpecimenCut a 12-in. (30.5-cm) square, fullthickness sample of the insulation and blow it clean of all
41、looseor cut surface particles.11.9.6 Procedure:11.9.6.1 Measure the thickness of the specimen in 5 placesto the nearest 0.1 in. (2.5 mm) using a pin probe described inTest Methods C 167.11.9.6.2 Subject the test specimen to the endurance test forTypeIofMIL-STD-167-1 except that the total period of t
42、hetest shall be 100 h at a frequency of 12 Hz with an amplitudeof vibration of 0.13 6 0.006 in. (3.3 mm 6 0.065 mm) only.In preparation for the test, the test specimen shall be blownclean of all loose or cut surface particles and weighed to thenearest 0.1 g (0.002 lb).After weighing, the test specim
43、en shallbe placed in a tight fitting five-sided sheet metal box coveredwith a No. 16-mesh wire screen tightly stretched and firmlyattached to the box over the open side. The specimen shall bein intimate contact with the screen and five sides of the box.TABLE 2 Coefficients of Sound Absorption Minimu
44、m, Using aType “A” Mounting (Types II and III)NOTE 1 Data on Type “A” Mounting is for comparison only and notmeant to indicate characteristics in service.Nominal Insula-tion Thickness,in. (mm)Frequency, Hz125 250 500 1000 2000 4000Noise Reduc-tion Coefficient(NRC)Type II, All Grades0.75 (19) 0.04 0.
45、10 0.20 0.40 0.55 0.55 0.301.0 (25) 0.06 0.20 0.45 0.65 0.65 0.64 0.502.0 (51) 0.15 0.40 0.75 0.75 0.75 0.70 0.653.0 (75) 0.20 0.60 0.90 0.80 0.80 0.75 0.804.0 (100) 0.25 0.65 0.95 0.85 0.85 0.80 0.85Type III2 (51) 0.43 0.96 1.00 0.70 0.51 0.35 0.80TABLE 3 Type I, II, and III Tolerances for Standard
46、 SizesStandard Sizes Types I and II TolerancesLength ft (m) 4 (1.22), 8 (2.43)50 (15.24), 75 (22.86), 100(30.49),150 (45.73), 200 (61)614 in. (0.64 cm)66 in. (15.24 cm)Width in. (cm) 24 (61.68), 36 (91.44), 48(122),72 (183)614 in. (0.64 cm)Thickness in. (cm) 0.75 (1.9), 1.0 (2.54), 1.5 (3.8),2.0 (5.
47、1), 2.5 (6.35), 30 (7.62),3.5 (8.9), 4.0 (10.2)618 in. (0.32 cm)Standard Sizes Types III TolerancesLength, in. (cm) 36 (91.44), 48 (122) 614 in. (0.64 cm)Width, in. (cm) 24 (61.68) 614 in. (0.64 cm)Thickness, in. (cm) 0.75 (1.9), 1.0 (2.54), 1.5 (3.8),2.0 (5.1)618 in. (0.32 cm)C1139083The method of
48、attachment shall be in accordance with MIL-STD-167-1, allowing the test specimen to have the exposedface down and in a horizontal position. A pan shall be installedbelow the test specimen to catch all material particles that fallfrom the test specimen during the test. The test shall beconducted with
49、 the specimen in the horizontal position only.The vibration excitation shall be in the horizontal position only.11.9.6.3 At the completion of the 100 h of vibration, removethe test specimen from its mounting attachments and sheetmetal box. Weigh the specimen again to the nearest 0.002 lb(0.1 g) and calculate the percent weight loss. Also measure thespecimens thickness again in 5 places to the nearest 0.1 in.(2.5 mm) and determine the percent loss in thickness.11.9.7 Precision and BiasThe precision of this testmethod is not known
