EN ISO 15252-2-1999 en Plastics - Epoxy Powder Moulding Compounds (EP-PMCs) - Part 2 Preparation of Test Specimens and Determination of Properties《塑料环氧树脂模塑化合物(EP-PMCs) 第2部分 试样的准备和特.pdf

1、 - - STDBBSI BS EN IS0 15252-2-ENGL 2000 W 1624bb9 OB2b1194 bBB E BRITISH STANDARD Plastics - Epoxy powder moulding compounds (EP-PMCS) - Part 2: Preparation of test specimens and determination of properties The European Standard EN IS0 15252-2: 1999 has the status of a British Standard ICS 83.080.1

2、0 NO COPYING WITHOUT BSl PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN IS0 15252-2:2000 STD*BSI BS EN IS0 15252-2-ENGL 2000 1624669 0826895 514 ICII BS EN IS0 15252-2:2000 direction of the Sector Committee for Materiais and Chemicals, was published under the authority of the Standards Commit

3、tee and comes into effect on 15 January 2000 Amd. No. O BSI 01-2000 National foreword Date Comments This British Standard is the English language version of EN IS0 15252-2:1999. It is identical with IS0 15252-2: 1999. The UK participation in its preparation was entrusted to Technical Committee PW42,

4、 Fbre reinforced thermosetting plastics and prepregs, which has the responsibdity to: - aid enquires to understand the text; - present to the responsible inte - monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committe

5、e can be obtained on request to its secretaxy. Cross-references Attention is drawn to the fact that CEN and CENELEC Standards normally include an annex which lists normative references to international publications with their corresponding European publications. The British Stanhds which implement t

6、hese international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standasds Correspondence Index“, or by using the “Find facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include al the necessary

7、 provisions of a contract. Users of British StanJ/m2 1 Q/M Record if fracture cannot be obtainec with notched Charpy impact test Puncture impact behaviour - Force 60 x 60 x 2 prepared from IS0 295 type E2 or IS0 10724-2 type D2 Striker velocity 4,4 mls. Striker diameter 20 mm. Lubricate striker. Cla

8、mp specimen 1 prevent any out-o plane movement I its outer regions. IS0 6603-2 Q/M Puncture energy at 50 h decrease in force aiter a Q = Compression moulding M = Injection moulding International Standard to be prepared. 1 2 3 4 5 Property Symbol Standard Specimen type Processinga (dimensions in mm)

9、6 7 Unit Test conditions and supplementary instructions STDmBSI ES EN IS0 15252-2-ENGL 2000 Lb24bb9 082b707 Obb H EN IS0 15252-2:1999 TEi stress -emperature of leflection under load Use flatwise loading Q/M -1 ISO75-2 I 80x104 “C :oefficient of linear hermal expansion I O Record secant value over te

10、mperature range from 23 OC to 55 OC 60 x 1 O x 2 prepared from 120x 120x2 IS0 295 type E2 60 x 1 O x 4 prepared from IS0 31 67 type A 60 x 1 O x 2 prepared from 60 x 60 x2 IS0 10724-2 type D2 359-2 Parallel to melt flow direction oc- Parallel to melt flow direction Normal to melt flow direction M 2:

11、; I IEC 1 125x13x3 60695-1 1-1 O Additional specimen of different thickness x Q Record one of classifications: V-O; V-1 ; HM0 or HB75 (V-2 not applicable to thermosets) Q Record one of classifications: 5VA; 5VB or N different thickness x 0/23 I IS0 4589-2 I 80 x 10 x 4 QiM Use procedure A: top surfa

12、ce ignition 8 Table 3 - Properties and test conditions (continued) &,1 O0 I &I IEC 60250 1 a 6o “: 6o B 60 x 60 x 2 tan61M I I pe Oe IEC 60093 60x 60x 1 or 3 60 x 3 60 x 2 PT I IEC 60243-1 IEC 601 12 3 60 x a 60 x 60 x 1 60 x 2 3 15x3 15x4 prepared from 120 x 120 x 4 IS0 295 type E4 or IS0 3167 type

13、 A QIM QIM Q/M looHz I Dissipation factor a Q = Compression moulding M = Injection moulding OIM - Compensate for electrode edge effects. -1 i-minute value. I 1MHz I ncm n long, 1 mm to 2 mm wide and 5 mm apart Voltage Use 20-mm-diameter spherical electrodes. Immerse in transformer oil in accordance

14、with IEC 60296. Use a voltage application rate of 2 kV1s. kV1mm - Use solution A 9 STD-BSI BS EN IS0 L5252-2-ENGL 2000 II Lh24bb9 082b909 737 EN IS0 15252-2:1999 1 2 3 Property Symbol Standard Table 3 - Properties and test conditions (continued) 4 5 6 7 Specimen type Processinga Unit Test conditions

15、 and (dimensions in mm) supplementary instructions g/cm3 A Water absorption The four methods specified in IS0 1 183 are regarded as equivalent for the purposes of this pari of IS0 15252 5.2 I IS062 60 x 60 x 1 prepared from 120 x 120 x 1 IS0 295 type El or 60 x 60 x 1 IS0 10724-2 type D1 210xglOx4 p

16、repared from 120 x 120 x 4 IS0 295 type E4 or use pari of centre of IS0 3167 type A QIM WM a Q = Compression moulding M = Injection mouldina 24 h immersion in water at mass I 10 STD.ES1 ES EN IS0 15252-2-ENGL 2000 Lb24bb9 OB2b9LO b50 EN IS0 15252-2:1999 Table 4 - Additional properties and test condi

17、tions 1 2 3 4 5 6 7 Property Symbol Standard Specimen type Processinga Unit Test conditions and (dimensions in mm) supplementary instructions Sheological and processing properties IS0 60 g/cm3 - 4pparent density PU 3ulk factor Y IS0 171 Moulding compound - - Bulk factor y= pmlpu (for pm see Table 3,

18、 property 5.3) - rransfer flow F, IS07808 Yo Mechanical properties Ball indentation hardness H961130 IC0 2039-1 3 20 x 2 20 x 4 WM MPa Use an indenting load of 961 N Thermal properties Flammability (glow bar) BH IEC 60707 (125 f 5) x 10 x 4 QIM - Method BH and an indenting time of 30 s prepared from

19、 IS0 31 67 type A or 2 120x2 120x4 IS0 295 type E4 _ Electrical properties R25d IEC60167 250x2754 Q Voltage 500 V method wet, method Insulation resistance 1-minute value R25W Other properties Free ammonia m,AM IS0 120 Not relevant Volatile matter Extractable formaldehyde -with water - with acetic ac

20、id -with ethyl alcohol niv IS03671 Not relevant mwF IS04614 Not relevant 11 15252-2:2000 BSI 389 Chiswick High Road London w4 4AL BSI - British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and a

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