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GB/T 36374.2-2018 English PDF (GBT36374.2-2018)

GB/T 36374.2-2018 English PDF (GBT36374.2-2018)

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GB/T 36374.2-2018: Plastics -- Sulfone polymer moulding and extrusion materials -- Part 2: Preparation of test specimens and determination of properties

GB/T 36374.2-2018
Plastics--Sulfone polymer moulding and extrusion materials--Part 2. Preparation of test specimens and determination of properties ICS 83.080.20
G31
National Standards of People's Republic of China
Plastic sulfone polymer molding and extrusion materials
Part 2. Sample preparation and performance determination
Part 2. Preparationoftestspecimensanddeterminationofproperties
(ISO 25137-2.2009, IDT)
Published on.2018-06-07
2019-01-01 implementation
State Market Supervisory Administration
China National Standardization Administration issued
Foreword
GB/T 36374 "Plastic sulfone polymer molding and extrusion materials" is divided into two parts. --- Part 1. The naming system and classification basis;
--- Part 2. Sample preparation and performance determination.
This part is the second part of GB/T 36374.
This part is drafted in accordance with the rules given in GB/T 1.1-2009. This section uses the translation method equivalent to ISO 25137-2.2009 "Plastic sulfone polymer molding and extrusion materials - Part 2. Samples Preparation and performance determination.
The documents of our country that have a consistent correspondence with the international documents referenced in this part are as follows. Plastics -- Determination of density of non-foam plastics -- Part 1 . Dipping method, liquid pycnometer method Law (ISO 1183-1.2004, IDT)
---GB/T 1034-2008 Determination of water absorption of plastics (ISO 62.2008, IDT) Plastics -- Determination of tensile properties of plastics -- Part 2 . Test conditions for moulding and extruded plastics (ISO 527-2.1993, IDT)
Plastics -- Determination of impact properties of simply supported beams -- Part 1 . Non-instrumental impact test (ISO 179-1.2000, IDT)
Plastics -- Determination of impact strength of simply supported beams - Part 2. Instrument impact test (ISO 179-2. 2000, IDT)
GB/T 1408.1-2016 Test methods for electrical strength of insulating materials - Part 1. Tests under power frequency (IEC 60243-1. 2013, IDT)
---GB/T 1409-2006 Measuring the electrical conductivity of dielectric insulation materials at power frequency, audio, high frequency (including the wavelength of the meter wave) Recommended method for mass loss factor (IEC 60250. 1969, MOD)
---GB/T 1410-2006 Test method for volume resistivity and surface resistivity of solid insulating materials (IEC 60093.1980, IDT)
---GB/T 1633-2000 Determination of Vicat softening temperature (VST) of thermoplastics (ISO 306.1994, IDT) Plastics -- Determination of deformation temperature of plastics -- Part 2 . Plastics, hard rubber and long fibre reinforced complexes Materials (ISO 75-2.2003, IDT)
--- GB/T 2406.2-2009 Determination of combustion behaviour by oxygen index method Part 2. Room temperature test (ISO 4589-2. 1996, IDT)
---GB/T 2918 Standard environment for conditioning and testing of plastic samples (GB/T 2918-1998, idtISO 291.1997) ---GB/T 3682-2000 Determination of thermoplastic melt mass flow rate and melt volume flow rate (ISO 1133. 1997, IDT)
---GB/T 4207-2012 Determination of the electrical tracking resistance index and the electrical tracking index of solid insulating materials (IEC 60112. 2009, IDT)
--- GB T5169.16-2008 Electrical and electronic products - Fire hazard test - Part 16. Test flame 50W Straight flame test method (IEC 60695-11-10.2003, IDT)
---GB/T 9341-2008 Determination of bending properties of plastics (ISO 178.2001, IDT) Determination of creep properties of plastics -- Part 1 . Tensile creep (ISO 899-1.2003, IDT) ---GB/T 11997-2008 Plastic multi-purpose sample (ISO 3167.2002, IDT)
Thermoplastic materials -- Preparation of injection molded specimens - Part 1 . General principles and s And preparation of long strip specimens (ISO 294-1.1996, IDT)
--- GB/T 19466.2-2004 Plastic differential scanning calorimetry (DSC) - Part 2. Determination of glass transition temperature (ISO 11357-2.1999, IDT)
This part was proposed by the China Petroleum and Chemical Industry Federation. This part is under the jurisdiction of the National Plastics Standardization Technical Committee (SAC/TC15). This section drafted by. Blonde Technology Co., Ltd., Zhonglan Chenguang Chengdu Testing Technology Co., Ltd., Jiangsu Blonde Technology New Materials Co., Ltd., South China University of Technology, Zhuhai Wantong Special Engineering Plastics Co., Ltd. The main drafters of this section. Dai Mae, Huang Xianbo, Yuan Shaoyan, Liu Lirong, Zheng Wen, He Hui, Liu Qixiang. Plastic sulfone polymer molding and extrusion materials
Part 2. Sample preparation and performance determination
1 Scope
This part of GB/T 36374 specifies the preparation process and test side for the performance test of sulfone polymer molding and extrusion materials. law. This section specifies the treatment method of the material to be tested, as well as the condition of the test material before molding and the sample before the test. This section gives the sulphide polymer molding and extrusion material sample preparation process and conditions and the test material properties of these samples. The process also lists the properties required to characterize sulfone polymer molding and extrusion materials and their testing methods. The performance item is selected from the general test method ISO 10350-1. Some other important or broad sulfone polymer molding and extrusion materials The commonly used test methods are also included in this section, and feature performance can be found in ISO 25137-1. In order to obtain comparable and reproducible test results, the sample preparation process and state adjustment method and test shall be carried out in accordance with the provisions of this section. Sample size and test methods were performed. Test data using different sample sizes or sample preparation methods may not be consistent. 2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. ISO 62 plastic water absorption (Plastics-Determination of waterabsorption) Plastics -- Determination of deformation temperature of plastics - Part 2. Plastics and hard rubber (Plastics-Determination of temperatureofdeflectionunderload-Part 2. Plasticsandebonite)
ISO 178 Plastics bending properties (Plastics-Determinationofflexuralproperties) ISO 179-1 - Determination of impact properties of simply supported beams - Part 1 . Non-instrumental impact test (Plastics- DeterminationofCharpyimpactproperties-Part 1. Non-instrumentedimpacttest) ISO 179-2 - Determination of impact properties of simply supported beams - Part 2. Instrument impact test (Plastics-Determination of Charpyimpactproperties-Part 2. Instrumentedimpacttest)
Standard environment for conditioning and testing of ISO 291 plastic specimens (Plastics-Standardatmospheresforconditioning Andtesting)
Plastics -- Thermoplastics -- Preparation of plastics -- Part 1 . General principles and s Preparation (Plastics-Injectionmouldingoftestspecimensofthermoplasticmaterials-Part 1.General Principles,andmouldingofmultipurposeandbartestspecimens)
Determination of Vicat softening temperature (VST) of ISO 306 plastic thermoplastics [Plastics-Thermoplasticmaterials- DeterminationofVicatsofteningtemperature(VST)]
Plastics -- Determination of tensile properties of plastics -- Part 2 . Test conditions for molded and extruded plastics (Plastics-Determi- nationoftensileproperties-Part 2.Testconditionsformouldingandextrusionplastics) Plastics -- Determination of creep properties of plastics - Part 1 . tensile creeps (Plastics-Determination of Creepbe- haviour-Part 1. Tensilecreep)
ISO 1133 Plastics Thermoplastics Melt mass flow rate and melt volume flow rate determination [Plastics-Determi- Nationofthemeltmass-flowrate(MFR)andthemeltvolume-flowrate(MVR)ofthermoplastics] Plastics -- Determination of density of non-foam plastics -- Part 1 . Dipping method, liquid pycnometer method and titration method (Plastics-Methodsfordeterminingthedensityofnon-celularplastics-Part 1. Immersionmethod, Liquidpyknometermethodandtitrationmethod)
ISO 3167 Plastic Multipurpose Test Specimen (Plastics-Multipurposetestspecimens) ISO 4589-2 Plastics - Determination of combustion behaviour by oxygen index method - Part 2. Room temperature test (Plastics-Determination of burningbehaviourbyoxygenindex-Part 2. Ambient-temperaturetest)
Determination of tensile impact properties of ISO 8256 plastics (Plastics-Determinationoftensile-impactstrength) ISO 10350-1 Plastics - Acquisition and presentation of comparable single point data - Part 1. Plastics (Plastics-Acquisition andpresentationofcomparablesingle-pointdata-Part 1.Mouldingmaterials)
ISO 11357-2 Plastic Differential Scanning Calorimetry (DSC) Part 2. Glass transition temperature and glass transition step height Determination [Plastics-Differentialscanning calorimetry (DSC)-Part 2. Determination of glasstransition Temperatureandglasstransitionstepheight]
ISO 15512 Determination of water content of plastics (Plastics-Determination of watercontent) Plastics and sulphuric acid polymers -- Part 1 . naming systems and classification basis (Plastics- Sulfonepolymermouldingandextrusionmaterials-Part 1.Designationsystemandbasisforspecifi- Cations)
IEC 60093 solid insulation material volume resistivity and surface resistivity test method (Methodsoftestforvolumeresis- Activityandsurfaceresistivityofsolidelectricalinsulatingmaterials)
IEC 60112 Determination of the electrical tracking resistance of solid insulating materials and the method of measuring the electrical tracking index (Methodforthedetermi- Nationoftheproofandthecomparativetrackingindicesofsolidinsulatingmaterials) IEC 60243-1 - Methods of test for electrical strength of insulating materials - Part 1 . Tests under power frequency (Electricstrengthofinsula- tingmaterials-Testmethods-Part 1.Testsatpowerfrequencies)
IEC 60250 measures the permittivity and dielectric loss factor of electrical insulating materials at power frequency, audio, high frequency (including the wavelength of the meter wave) Recommended method (Recommendedmethodsforthedeterminationofthepermittivityanddielectricdissipation Factorofelectricalinsulatingmaterialsatpower,audiandradiofrequenciesincludingmetrewave- Lengths)
IEC 60296 Unused mineral insulating oil for insulating oil transformers and switchgear for power transformers (Fluidsfor electrotechnicalapplications-Unusedmineralinsulatingoilsfortransformersandswitchgear) IEC 60695-11-10 Fire hazard testing - Part 11-10. Test flames 50W Horizontal and vertical flame test methods (Firehazardtesting-Part 11-10. Testflames-50Whorizontalandverticalflametestmethods) 3 sample preparation
3.1 Overview
Specimens should be prepared using the same process (either injection molding or compression molding) and the same processing conditions. See each section for details. Chapter 5.
3.2 Pretreatment of materials before molding
Prior to processing, the material shall be dried to a moisture content of not more than 0.05% in accordance with ISO 15512. 3.3 Injection molding
Injection molded samples were prepared in accordance with ISO 294-1 using the conditions specified in Table 1. Table 1 Injection molding conditions of the sample
material
Melting temperature
Mold temperature
Pressure parameter
Mm/s
PSU 345~390 100~160
PESU 345~390 130~180
PPSU 360~390 140~180
200±100
4 Condition adjustment of the sample
Test sample conditioning conditions for melt rheology and thermal performance analysis (eg, determination of glass transition temperature, Tg) should be dried first To a water content of less than 0.03%, it should be stored in a (23 ± 2) ° C dryer before testing. The recommended drying temperature is 160 ° C for at least 2 h. The state adjustment condition of the test sample of the load deformation temperature is that the annealing treatment is performed according to the conditions given in Table 2, and then at the temperature (23± 2) At least 24 h under °C and relative humidity (50±10)%. The state adjustment conditions for other performance test samples are at temperature (23 ± 2) At least 24 h under °C and relative humidity (50±10)%.
5 Performance measurement
Performance determination and data representation of sulfone polymer molding and extrusion materials shall use the standards, additional instructions and notes listed in ISO 10350-1 release. Unless otherwise specified in Table 2, all tests shall be carried out in the standard test environment of ISO 291 at a temperature of (23 ± 2) °C, phase For humidity (50 ± 5)%.
Table 2 is selected from ISO 10350-1, where the properties listed are applicable to sulfone polymer molding and extrusion materials. These properties help to compare differently Thermoplastic.
Table 2 General performance and test conditions (refer to ISO 10350-1)
Serial number performance unit standard
Sample type and size
(Unit. mm)
Sample
preparation
Test conditions and supplementary instructions
1 rheological properties
1.1
Melt mass flow
Rate (MFR)
g/10min
1.2
Melt volume flow
Rate (MVR)
Cm3/10min
ISO 1133 molding compound -
PSU. 343 ° C/2.16 kg
PESU. 380 ° C/2.16 kg
PPSU. 365 ° C/5.0 kg
Other optional conditions. 360 ° C/10.0 kg
Table 2 (continued)
Serial number performance unit standard
Sample type and size
(Unit. mm)
Sample
preparation
Test conditions and supplementary instructions
2 Mechanical properties
2.1 Tensile modulus of elasticity
2.2 tensile yield stress
2.3 tensile yield strain
2.4 strain at break
2.5
2.6
Tensile creep modulus
2.7 flexural modulus
2.8 bending strength
2.9
Simply supported beam impact
Degree (no gap)
2.10
Simply supported beam impact
Degree (gap)
2.11 tensile impact strength
MPa
MPa
MPa
kJ/m2
ISO 527-2
ISO 899-1
ISO 178
ISO 179-1 or
ISO 179-2
ISO 8256
ISO 3167 regulations
Fixed sample 1A
80×10×4
80×10×4/1eU
80×10×4/1eA
80×10×4 double V
Shape notch, r=1
Test speed. 1mm/min
Test speed.
Non-reinforced material 50mm/min;
Reinforcement material 5.0mm/min
1h
1000h
Strain ≤0.5%
Test speed. 2mm/min
Lateral impact
Record damage
Only when the simple beam is not obtained, the impact is strong.
How to use
3 thermal performance
3.1
Glass transition
temperature
°C ISO 11357-2 Molding Compound -
Heating rate 10 ° C/min, recording midpoint
temperature
3.2 Load deformation temperature °C ISO 75-2
80×10×4
(flat)
(annealing)
The heating rate is 120 ° C/h, the load is 1.8 MPa,
Flat loading
The sample is annealed at 140 ° C for 4 h, or
Annealed for 1 h at the following temperatures.
PSU. 170 ° C
PESU and PPSU..200 ° C
(23±2) °C and (50± before testing)
10) Adjust the sample state under %RH, at least
24h
3.3 Vicat softening temperature °C ISO 306
≥10×10×4
ISO 3167 regulations
Fixed sample 1A
3.4 Flammability grade IEC 60695-11-10 125×13×3
3.5 Oxygen index% ISO 4589-2 80×10×4
Heating rate 50 ° C/h, load 50N
Record the burning level as V-0, V-1, V-2,
HB40, HB75
Method A (top ignition)
Table 2 (continued)
Serial number performance unit standard
Sample type and size
(Unit. mm)
Sample
preparation
Test conditions and supplementary instructions
4 Electrical properties
4.1 Relative dielectric constant -
4.2 Dielectric Loss Factor -
IEC 60250 ≥ 60 × ≥ 60 × 2
4.3 Volume resistivity Ω·m
4.4 Surface resistivity Ω
IEC 60093 ≥60×≥60×2
4.5 Electrical strength kV/mm IEC 60243-1
≥60×≥60×1
Or ≥60×≥60
×2
4.6
Resistance to tracking
Number (CTI)
- IEC 60112 ≥20×≥20×4
Frequency 100Hz and 1MHz; compensation power
Extreme edge effect
Voltage
100V
1min value
50mm long and 1mm wide
2mm contact line electrode, between
5mm apart
With the same diameter of both ends 20mm/75mm
Axial cylindrical electrode. Immersed in IEC 60296 regulations
Fixed transformer oil, step by step every 20s
test
Method A
5 other performance
5.1 Water absorption % ISO 62 Thickness not less than 1
5.2 Density
Kg/m3
(g/cm3)
ISO 1183-1 10×10×4
Measure the saturation value in water at 23 °C and
Flat at 23 ° C and 50% relative humidity
Balance value
Cut from the injection molded sample
Note. M indicates injection molding.

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