Surface treatment method of insert in vacuum casting and APG processes
A technology of vacuum casting and surface treatment, applied in the direction of epoxy resin glue, adhesive type, adhesive, etc., it can solve the problems of air leakage, gaps around the insulator inserts, inconsistent shrinkage rate, etc., and achieve the effect of preventing gaps
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Example Embodiment
[0015] Below in conjunction with specific embodiment, the present invention is described in further detail:
[0016] Adhesive preparation; the adhesive preparation is: 100 parts of epoxy resin + 50 parts of phenolic resin + 175-200 parts of toluene + 175-200 parts of methyl ethyl ketone, mix and stir at room temperature for 2-2.5 hours; add diethyltetramethyl 1.5 parts of imidazole; stirring at room temperature for 0.4-0.6 hours; adding 8-10 parts of Kishi toughening agent and stirring for 0.4-0.6 hours; standing for 12-24 hours;
[0017] insert cleaning;
[0018] to dry;
[0019] Sealing and inserting: seal the non-glued part with transparent tape paper according to the requirements of the drawing, and tear it off after the adhesive is cured;
[0020] Apply glue 2-4 times at room temperature, and then apply the next time after drying the first time;
[0021] Preheating the glued inserts, the preheating temperature is 135℃-145℃, and the time is 1-1.5 hours;
[0022] Take o...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap