ASTM C1335-12(2017) Standard Test Method for Measuring Non-Fibrous Content of Man-Made Rock and Slag Mineral Fiber Insulation.pdf

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1、Designation: C1335 12 (Reapproved 2017)Standard Test Method forMeasuring Non-Fibrous Content of Man-Made Rock andSlag Mineral Fiber Insulation1This standard is issued under the fixed designation C1335; the number immediately following the designation indicates the year oforiginal adoption or, in the

2、 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 test method covers a procedure for determining thenon-fibrous content (shot) of ma

3、n-made rock and slag mineralfiber insulation. The procedure covers a dry sieve analysismethod to distinguish between fiberized and non-fiberized(shot) portions of a specimen of man-made rock and slagmineral fiber insulation specimen.1.2 This test method does not apply to rock or slag materialscontai

4、ning any components other than rock and slag mineralfiber and organic thermal setting binders. Products containingother types of fibers, inorganic binders, or refractory clays areexcluded.1.3 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mat

5、hematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety, heal

6、th, and environmental practices and deter-mine the applicability of regulatory limitations prior to use.1.5 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of Internat

7、ional Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2C168 Terminology Relating to Thermal InsulationC390 Practice for Sampling and Acceptance of ThermalInsulation LotsE11 Specificatio

8、n for Woven Wire Test Sieve Cloth and TestSievesE178 Practice for Dealing With Outlying ObservationsE691 Practice for Conducting an Interlaboratory Study toDetermine the Precision of a Test Method3. Terminology3.1 DefinitionsTerminology C168 shall be considered asapplying to the terms used in this t

9、est method.3.2 Definitions of Terms Specific to This Standard:3.2.1 shotmaterial that cannot be brushed or mechanicallyshaken through a No. 100 (150 m) sieve.4. Significance and Use4.1 Inorganic fibrous thermal insulation can contain varyingamounts of non-fibrous material. Non-fibrous material does

10、notcontribute to the insulating value of the insulation and thereforea procedure for determining that amount is desirable. Severalspecifications refer to shot content and percent (%) retained onvarious screen sizes determined by this test method.5. Apparatus5.1 Furnace, capable of maintaining 1100 6

11、 10F (593 65.6C) for rock and slag wool.5.2 U.S.A. Standard Sieve Shaker Machine.5.3 Balance Scale, capable of weighing to an accuracy of0.00035 oz (0.01 g).5.4 SievesThree 8 in. (203 mm) diameter U.S.A. StandardSieves. Nos. 20 (850 m), 50 (300 m), and 100 (150 m)nested in order with bottom receiver

12、 pan. All sieve design andconstruction shall be in accordance with Specification E11.5.5 BrushApproximately 1 in. (25 mm) diameter plasticbristle brush, and approximately 1 in. (25 mm) wide soft paintbrush.5.6 Crucible Weighing Dish, tared.5.7 Stoppers, rubber, No. 12 or 13.5.8 Cork Borer, approxima

13、tely 0.8 in. (20 mm) diameter.1This test method is under the jurisdiction ofASTM Committee C16 on ThermalInsulation and is the direct responsibility of Subcommittee C16.32 on MechanicalProperties.Current edition approved Sept. 1, 2017. Published December 2017. Originallyapproved in 1996. Last previo

14、us edition approved in 2012 as C1335 12. DOI:10.1520/C1335-12R17.2For 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 webs

15、ite.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of I

16、nternational Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.16. Sampling and Preparation of Test Specimen6.1 For the purposes of standard tests, sampling shall be inaccordance with Practice C390 and Practice E178 with aminimum

17、 of three specimens per lot to be tested.6.1.1 SpecimenThis test method requires approximately a0.35 oz (10 g) specimen.6.2 Specimen Preparation:6.2.1 Obtain a representative specimen utilizing a 0.8 in. (20mm) cork borer for blanket or board and random specimens forloose fill. Fire the specimen in

18、a tared dish at 1100 6 10F (5936 5.6C) for 15 min. Remove tared dish with specimen andallow to cool for approximately 20 min.6.2.2 Weigh the crucible weighing dish and fiber on balancescale to the nearest 0.00035 oz (0.01 g), subtract tare dishweight, noting the mass of specimen after firing as WT.7

19、. Procedures7.1 ShotFiber Separation Procedure A (Includes ShakerMachine):7.1.1 Assemble a nest of sieves (Nos. 20, 50, and 100)starting with a cover and the coarsest sieve on the top and a panon the bottom.7.1.2 Place the specimen on the top sieve with receiver(s) inplace.7.1.3 With the plastic bri

20、stle brush or rubber stopper, brushto brake-up the specimen through the No. 20 sieve.7.1.4 Deposit one rubber stopper on each sieve screenbefore final assembly.7.1.5 Place the entire nested sieve-assembly with specimenon the motor-driven testing sieve shaker and operate theautomatic shaker-hammer fo

21、r 20 min or until all fibrousmaterials are passed through to the pan.7.1.6 Carefully remove all material retained on each sieveand weigh individually (without sieve and stopper) on thebalance pan.7.1.6.1 Weigh the material retained on each sieve to thenearest 0.00035 oz (0.01 g).7.2 ShotFiber Separa

22、tion Procedure B (Manual Opera-tion):7.2.1 Place the specimen on the top sieve with receivers inplace.7.2.2 With the plastic bristle brush or rubber stopper, brushthe specimen through the No. 20 and No. 50 sieves.7.2.3 With the soft paint brush, brush the specimen throughthe No. 100 sieve. On all si

23、eves, be certain that all fibrousmaterial is brushed through.7.2.4 Carefully remove all material retained on each sieveand weigh individually (without sieve) on the balance pan.7.2.4.1 Weigh the material retained on each sieve to thenearest 0.00035 oz (0.01 g).8. Calculation8.1 Calculate the percent

24、age of non-fibrous material for onespecimen retained on the No. 20 sieve, No. 50 sieve, and No.100 sieve, respectively.8.1.1 Add the No. 20 sieve plus No. 50 sieve plus No. 100sieve masses together noting as WP and calculate as follows:WC 5WP 100!WTwhere:WC = % mass of non-fibrous material for one s

25、pecimen,WP = mass of material on all sieves, andWT = mass of specimen after firing/before seperation.8.2 Adding the total percentages of all WC(s) (minimum ofthree specimens/tests) and dividing by the number of WC(s)equals the average total percent of shot (shot content).9. Report9.1 Report the foll

26、owing information:9.1.1 A description of the material being tested, includingspecimen source (company name and manufacturing location),color, production code, or any other information that will helpidentify specimen.9.2 The non-fibrous content method used.9.3 The percentage by weight retained for ea

27、ch sieve size, aswell as the total percent non-fibrous material (shot content) tothe nearest tenth of a percent. The total percentage shot contentwill be reported for the average of at least three separatespecimen results in accordance with 6.1.9.4 The temperature at which the material was fired and

28、 thetime the U.S.A. Standard Sieve Shaker Machine was operated.10. Precision and Bias10.1 PrecisionThe test results for representation of per-formance of the material will depend on the variability of thematerial, plus sampling and specimen preparation.10.1.1 The results were evaluated using Practic

29、e E691.Repeatability and reproducibility are herein defined as 2.8times the corresponding standard deviation to obtain a 95%confidence level. Repeatability is the variability between testresults within each laboratory, and reproducibility is thevariability between test results from different laborat

30、ories.10.1.2 Interlaboratory testsThe results of interlaboratorytests conducted in 2003 for Total Shot using procedures “A”and “B” are listed in Table 1 and Table 2. The interlaboratorytests were conducted in accordance with Practice E691 withexception of the minimum number of test laboratories were

31、 notmet. The study involved five different materials (specimens)from five different manufacturing facilities with three repli-cates of each specimen.10.2 BiasNo statement of bias can be made for this testmethod since there is no standard reference material.TABLE 1 Precision for Procedure A5 Specimen

32、sRepeatability Reproducibility4 Laboratories3 ReplicatesMaterial Averagetotal %shotr % of average R % of averageC 15.543 4.213 27.11 4.213 27.11E 15.704 4.615 29.39 4.615 29.39B 20.254 0.974 4.81 2.312 11.42A 22.412 2.521 11.25 3.550 15.84D 30.952 4.272 13.80 4.272 13.80C1335 12 (2017)211. Keywords1

33、1.1 insulation; mineral fiber insulation; rock and slag; shot;shot contentSUPPLEMENTARY REQUIREMENTSThe following supplementary requirements shall apply only when specified by the purchaser in thepurchase order or contract.Elutriation Method for Measuring the Non-Fibrous Content (shot) of a Granulat

34、ed mineral woolmade from man-made rock and slag mineral fiber for the manufacturing of acoustical tile only. TheElutriation Method for Measuring the Non-Fibrous Content is NOT to be an alternate test method formineral fiber (rock or slag) block, board, blanket, or other uses of granulated wool.S1.1

35、ScopeS1.1.1 This annex provides for a custom testing method fornon-fibrous (shot) content of man-made rock and slag mineralfiber insulation specific for the material produced for the tilewool industry. The procedure covers a wet analysis method todistinguish between fiberized and non-fiberized (shot

36、) portionsof a specimen of man-made rock and slag mineral fibermaterial.S1.2 Terminologyelutriateto separate or remove shot by washing, settlingand decanting.S1.3 ApparatusS1.3.1 Furnace, capable of maintaining 1100 6 10F (5936 5.6C) for rock and slag wool.S1.3.2 U.S.A. Standard Sieve Shaker Machine

37、.S1.3.3 Balance Scale, capable of weighing to an accuracy of0.00035 oz (0.01 g).S1.3.4 SievesFour 8 in. (203 mm) diameter U.S.A. Stan-dard Sieves. Nos. 20 (850 m), 50 (300 m), 100 (150 m), and200 (75 m) nested in order with bottom receiver pan.All sievedesign and construction shall be in accordance

38、with Specifica-tion E11.S1.3.5 BrushApproximately 1 in. (25 mm) diameter plas-tic bristle brush, and approximately 1 in. (25 mm) wide softpaint brush.S1.3.6 Crucible Weighing Dish, tared.S1.3.7 Stoppers, rubber, No. 12 or 13.S1.3.8 Cork Borer, approximately 0.8 in. (20 mm) diameter.S1.3.9 Pressure G

39、age Capable of maintaining a flow 40.6oz (1200 ml) per minute at 28 psi (193 kPa).S1.3.10 BlenderS1.3.11 FunnelS1.3.12 Boiling flask and stand 100 ml round bottom.S1.3.13 ElutriatorS1.3.13.1 Flow MeterS1.3.13.2 Glass Tubing -14 in. (6mm) diameterS1.3.13.3 Plastic tubingS1.3.13.4 Oven-safe dish or pa

40、nS1.3.13.5 Drying Oven capable of maintaining 220 610F(100 6 5.6C)S1.4 Sampling and Preparation of Test SpecimenS1.4.1 For the purposes of standard tests, sampling shall bein accordance with Practice C 390 or agreed upon between themanufacturer and the customer.S1.4.1.1 SpecimenThis test method requ

41、ires approxi-mately a 0.35 oz (10 g) specimen.S1.4.2 Specimen Preparation:S1.4.2.1 Obtain a representative specimen utilizing a 0.8 in.(20 mm) cork borer for random specimens for granulatedmineral wool. Fire the specimen in a tared dish at 1100 610F(593 65.6C) for 15 min. Remove tared dish with spec

42、imenand allow cooling for approximately 20 min.S1.4.2.2 Weigh the crucible weighing dish and fiber onbalance scale to the nearest 0.00035 oz (0.01 g), subtract taredish weight, noting the mass of specimen after firing as WT.S1.5 Elutriation Method Procedure:S1.5.1 Weigh approximately a 0.88 oz (25 g

43、) specimen.S1.5.2 Place the specimen in the blender with a minimum of450 ml of water and blend for three minutes.TABLE 2 Precision for Procedure B5 SpecimensReapeatability Reproducibility4 Laboratories3 ReplicatesMaterial Averagetotal % shotr%ofaverageR%ofaverageC 14.108 4.389 31.11 5.854 41.50E 14.

44、990 2.003 13.36 3.339 22.28B 19.199 2.415 12.58 4.145 21.59A 20.604 2.984 14.48 2.984 14.48D 29.534 2.217 7.51 2.825 9.57C1335 12 (2017)3S1.5.3 Rinse the mixture through a funnel and into the flask.Make sure all the fiber and shot has been rinsed into the flask.Place the flask on the washing stand.S

45、1.5.4Adjust the water flow to 40.6 oz (1200 ml) per minuteat 28 psi (193 kPa).S1.5.5 Lower the glass tube into the center of the flask,making sure the flask is level so water will flow evenly over theentire lip of the flask.S1.5.6 Wash for 10 min., then turn the water off and allowthe shot to settle

46、.S1.5.7 Remove the water and decant the flask into anoven-safe dish or pan, being careful not to pour off any of theshot. Rinse the shot into the drying pan. Drain excess waterfrom the pan.S1.5.8 Dry for one hour at 220F (104C). Remove fromoven and allow to cool. Weigh the shot.S1.5.9 Assemble a nes

47、t of sieves (Nos. 20, 50, 100, and 200)starting with a cover and the coarsest sieve on the top and a panon the bottom.S1.5.10 Deposit a rubber stopper on each sieve screen.S1.5.11 Place the specimen in the top sieve with receivers inplace.S1.5.12 Put a cover on top of the sieve assembly and placethe

48、 entire assembly with specimen on the sieve shaker. Shake5-10 minutes until all shot has been separated or proceed withProcedure B.S1.6 CalculationS1.6.1 Calculate the percentage of non-fibrous material forone specimen retained on the No. 20 sieve, No. 50 sieve, andNo. 100 sieve, respectively.S1.6.1

49、.1Add the No. 20 sieve plus No. 50 sieve plus No. 100sieve plus No. 200 sieve masses together noting as WP andcalculate as follows:WC 5WP 100!WTwhere:WC = % mass of non-fibrous material for one specimen,WP = mass of material on all sieves, andWT = mass of specimen before separation.S1.6.2 Adding the total percentages of all WC (s) (minimumof three specimens/tests) and dividing by the number of WC (s)equals the average total percent of shot (shot content).S1.7 ReportS1.7.1 Report the following information:S1.7.1.1 A descripti