2022-10-09
How long is the shelf life of cat litter? can expired cat litter still be used?
The shelf life of cat litter is generally 2 to 3 years, different types of cat litter different brands, the outer packaging will state the production date and shelf life of cat litter, shoveling officers can first look at the purchase.
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2022-10-09
How to purify molten aluminum in the process of aluminum ingot casting?
The aluminum liquid sucked out of the electrolytic cell contains various impurities, so it needs to be purified before casting. In industry, clarification, flux, gas and other purification methods are mainly used, and some trial directional solidification and filtration methods for purification.
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2022-10-09
The effect of adding a corrosion inhibitor to a snow-melting agent
Although chlorine salts are convenient for snow melting and snow removal, and the price is also cheap, the snow after the use of snow-melting agents, often piled up in the road on both sides of the green belt or farmland
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2022-10-09
The principle of deicing agent
The freezing point of“Chlorine salt” snow-melting agent is below zero after dissolving in water (Snow) . For example, the freezing point of sodium chloride snow-melting agent (the main component of salt) after dissolving in water is around -10 ° C, and the freezing point of calcium chloride is around -20 ° C, the acetic acid can reach about -30 ° C.
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2022-10-09
What are the common raw materials of refractory products?
As the main component of Refractory, the amount of refractory aggregate is 60% -73% , and the amount of refractory powder is 15% -40% , which have a significant effect on the performance of Refractory. So what are some of the ingredients used in common Refractory?
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