SJ/T 10342-1993 X34-10 and X34-11 self-adhesive coatings for use in the electronics industry SJ/T10342-1993 Standard download decompression password: www.bzxz.net

Electronic Industry Standard of the People's Republic of China
S./T10342-93
X34-10 and X34-11 for use in electronic industry
Issued on March 25, 1993
Implemented on October 1, 1993
Issued by the Ministry of Electronics Industry of the People's Republic of China Electronic Industry Standard of the People's Republic of China
X34-10 and X34-11 Self-adhesive paint for use in electronic Industry 1 Subject content and scope of application
1.1 Subject content
SJ/T 10342—93
This standard specifies the model, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of self-adhesive polyester materials for use in electronic industry.
1.2 Scope of application
This standard is applicable to self-adhesive enameled wire coatings with heat resistance grade A, using polyvinyl butyral resin as the main film-forming substance and cyclopentane as the main diluent (industrial pure). 2 Reference standards
GB1721
GB1722
GB1723
GB1725
GB2705
GB3185
GB 4074. 27
GB 10579
HG 2--57
3Product model
Dangerous goods packaging mark
Packaging storage and transportation indication mark
Appearance and transparency determination method of varnish, clear oil and thinner Determination method of color of varnish, clear oil and thinner Determination method of coating viscosity
Determination method of solid content of coating
Classification, naming and model of coating products
Sampling of coating products
Test method of enameled wire Thermal adhesion test
General rules for inspection, packaging, marking, storage and transportation of insulating varnish
·This product is a kind of olefin resin coating. According to GB2705, this product is divided into two models: X34-10 and X3411.
Approved by the Ministry of Electronics Industry of the People's Republic of China on March 25, 1993, and implemented on October 1, 1993www.bzxz.net
Model Description
4 Technical Requirements
SJ/T 10342-93
Product Serial Number
Coating Type Code
Olefin Resin Code
Main technical indicators of the product shall comply with the provisions of Table 1, Table 1
Color (Iron-Cobalt Colorimeter).
Appearance and Transparency
X3—10
X34-11
Brown-red transparent liquid, should be free of mechanical impurities and insoluble particles Viscosity (Coating—4 Viscometer/25±1C), S
Solid Content (120±2℃), %
Breakdown Strength (Normal Determination), kV /mm
Hot tack force, N
5 Test method
5.1 Color
Measured in accordance with GB1722.
5.2 Appearance and transparency
Measured in accordance with GB 1721.
5.3 Viscosity
Measured in accordance with GB1723Z method.
5.4 Solid content
Measured in accordance with GB1723A method.
5.5 Teeth penetration strength
Measured in accordance with HC2-57.
61~120
When measuring, after the sample is dipped in the first coat of paint, it is placed in an oven at a temperature of 120±2℃ to dry for 21, and then the second coat of paint is applied, and the test is carried out again after drying for 2h. 5.6 Thermal bonding strength
The test shall be carried out in accordance with the provisions of GB4074.27.
SJ/T1034293
The self-adhesive enameled wire used for the thermal bonding strength test shall comply with the provisions of Table 2. Table 2
Nominal diameter of conductor
0.310±0. 031
Thickness of white adhesive layer
0.025±5.005
Place the sample in an oven at a temperature of 170-2 and bake for 0.5h. After bonding, the thermal bonding strength shall be measured. 6 Inspection rules
The test shall be carried out in accordance with the provisions of Chapter 2 of GR 10579. 7 Marking, packaging, transportation and storage
7.1 Marking
The test shall be carried out in accordance with the provisions of Article 3.2 of GB10579.
7.2 Packaging
According to the provisions of Article 3.1 of GB10579,
7.3 Transportation
According to the provisions of Article 4.3 of GB10579,
7.4 Storage
According to the provisions of Articles 4.1 and 4.2 of GB10579. Additional remarks:
This standard is under the jurisdiction of the Standardization Research Institute of the Ministry of Electronics Industry. The Standardization Research Institute of the Ministry of Electronics Industry and Anyang Electronic Tube are responsible for drafting this standard. The main initiators of this standard are Kang Tianlin, Dai Zhixin and Li Sufang. 3
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.