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GB/T 6733-2025: Vaseline for capacitor
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Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
GB/T 6733-2025	English	139	Add to Cart	3 days [Need to translate]	Vaseline for capacitor
GB/T 6733-1986	English	119	Add to Cart	2 days [Need to translate]	Capacitor vaseline

GB/T 6733-2025: Vaseline for capacitor

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 75.140 CCSE42 National Standards of the People's Republic of China Replaces GB/T 6733-1986 Capacitor Vaseline Published on 2025-10-05 Implemented on May 1, 2026 State Administration for Market Regulation The State Administration for Standardization issued a statement.

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents". Drafting. This document replaces GB/T 6733-1986 "Vaseline for Capacitors". Compared with GB/T 6733-1986, the main differences are structural adjustments and editorial changes. Aside from the modifications, the main technical changes are as follows. a) The scope has been changed (see Chapter 1, Chapter 1 of the 1986 edition); b) Product categories have been added (see Chapter 4); c) The technical requirements and test methods for breakdown voltage have been added (see Table 1); d) The technical requirements and test methods for volume resistivity have been revised (see Table 1, Chapter 2 of the 1986 edition); e) Added technical requirements and test methods for color (see Table 1); f) The technical requirements and test methods for appearance have been removed (see Chapter 2 of the 1986 edition); g) The test method for dropping points has been changed (see Table 1, Chapter 2 of the 1986 edition); h) The technical requirements and test methods for freeze point have been added (see Table 1); i) The technical requirements and test methods for the molten state have been increased (see Table 1); j) The technical requirements and test methods for kinematic viscosity have been removed (see Chapter 2 of the 1986 edition); k) Added technical requirements and test methods for volume shrinkage rate (see Table 1); l) The technical requirements and test methods for copper sheet corrosion have been added (see Table 1); m) The technical requirements and test methods for mechanical impurities have been removed (see Chapter 2 of the 1986 edition); n) Added technical requirements and test methods for flash point (open cup) (see Table 1); o) The technical requirements and test methods for insulation strength have been removed (see Chapter 2 of the 1986 edition); p) The technical requirements and test methods for the tangent of the medium loss angle have been removed (see Chapter 2 of the 1986 edition); q) Sampling and batching methods have been changed (see Chapter 6, Chapter 4 of the 1986 edition); r) Changes were made to the marking, packaging, transport, storage, and delivery acceptance (see Chapter 7, Chapter 3 of the 1986 edition). Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents. This document was proposed and is under the jurisdiction of the National Technical Committee on Standardization of Petroleum Products and Lubricants (SAC/TC280). This document was drafted by. Jiangsu Tairui New Materials Co., Ltd., and Fushun Petrochemical Branch of China National Petroleum Corporation. Suzhou Haimai Automotive Protective Materials Co., Ltd., Ningxia Aoneng New Materials Technology Co., Ltd., Hebei Feitian Petrochemical Group Co., Ltd., Delixi Electric Co., Ltd., CNOOC Gas (Taizhou) Petrochemical Co., Ltd., Zhiyue Electric Group Co., Ltd., Liaoning Provincial Science and Technology Innovation Service Center, Liaoning Provincial Product Quality Supervision and Inspection Institute, Sinopec (Dalian) Petrochemical Research Institute Co., Ltd. The main drafters of this document are. Li Yi, Li Yue, Ni Juan, Zhang Junfeng, Wu Xiaofeng, Wang Shiyu, Tao Xiansheng, Li Honghao, Zhao Jiangyu, and Wang Shuo. Wang Zhijia. The release history of this document and the document it replaces is as follows. ---First published in 1986 as GB/T 6733-1986. ---This is the first revision. Capacitor Vaseline Warning---The products described in this document may be hazardous during production, storage, transportation and use if appropriate precautions are not taken. This document is not intended to provide advice on all safety issues related to this product. Users are responsible for taking appropriate safety and health precautions. Ensure compliance with the conditions stipulated by relevant national laws and regulations.

1 Scope

This document specifies the product classification, technical requirements and test methods, sampling and batching, marking, packaging, transportation and storage of Vaseline for capacitors. and delivery acceptance. This document applies to capacitors made from petroleum fractions or Fischer-Tropsch synthetic wax paste, refined and blended with lubricating base oil. Vaseline. This document pertains to the insulation encapsulation of power capacitors, filter capacitors, tuning capacitors, and other similar products.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included. For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies. This document. GB/T 259 Determination of water-soluble acids and bases in petroleum products GB/T 260 Determination of water content in petroleum products by distillation method GB/T 264 Determination of Acid Value of Petroleum Products GB/T 507 Determination of Breakdown Voltage of Insulating Oil GB/T 508 Determination of Ash Content in Petroleum Products GB/T 3536 Determination of flash point and ignition point of petroleum products - Cleveland open cup method GB/T 4756 Manual Sampling Method for Petroleum Liquids GB/T 4929 Determination of dropping point of lubricating grease GB/T 5096 Test method for corrosion of copper strips in petroleum products GB/T 6540 Determination of Color of Petroleum Products GB/T 31838.2 Dielectric and resistive properties of solid insulating materials – Part 2.Resistive properties (DC method) – Volume resistivity and bulk density Resistivity NB/SH/T 0164 Rules for Packaging, Storage, Transportation and Delivery Acceptance of Petroleum and Related Products NB/SH/T 0588 Determination of Volume Shrinkage Rate of Petroleum Wax SH/T 0132 Determination of Freezing Point of Petroleum Wax SH/T 0229 Sampling Methods for Solid and Semi-Solid Petroleum Products

3 Terms and Definitions

This document does not contain any terms or definitions that need to be defined.

4 Product Categories

Vaseline for capacitors is classified into three grades. No. 55, No. 45, and No. 35, based on its quality indicators of breakdown voltage, volume resistivity (25℃), and color. ...