WebAug 11, 2024 · Dental mold gypsum materials require fine powder, appropriate liquidity, fast curing, and easy-to-perform clinical operations. They require low linear expansion coefficient and high strength, reflecting the master model and facilitating demolding. In this article, the suitable accelerators and reinforcing agents were selected as additives to … WebWhite powder. Water Content (Powder) (%): <3. pH Value (20ºC) (20% Liquid): <10-11. Dosage Recommendation(%): in relation of weight of binder. powder: 0.05~0.1% ( 1h - setting time for reference ) ( The setting time will be prolonged by dosage increase.but due to setting. retarding effect maybe different by different gypsum, it should make testing
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WebYB-8850 is a new type of protein based high efficiency gypsum retarder ,researched by our own companyindependently . It has super retarding effect with smaller dosage. It can adjust the gypsum products' setting … WebProtein Gypsum Retarder 01. Product Introduction: Retarder is an additive to prolong the setting time. 02. Property: The purpose of adding retarder to concrete is to prolong the … northern il vs kentucky
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