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Phenolic resin bakeng sa lisebelisoa tsa motheo
Phenolic resin for foundry Letoto lena ke thermoplastic phenolic resin e nang le li-flakes tse mosehla kapa li-granulars, tse khetholloang ka tsela e latelang: 1. Resin e na le matla a phahameng 'me palo ea ho eketsa e nyenyane, e ka fokotsang litšenyehelo. 2. Ho hlahisa khase e tlaase, ho fokotsa mefokolo ea porosity le ho ntlafatsa chai. 3. Resin e na le phallo e ntle, ho nkuoa filimi habonolo, le ho tlatsa ntle le sekhutlo se shoeleng. 4. Phenol e tlaase ea mahala, e fokotsa tšilafalo ea tikoloho le ho ntlafatsa tikoloho ea mosebetsi ea basebetsi. 5. Fasten...
