A drying machine (also known as a rotary dryer) is a device used for heating and drying materials. The drying machine is the main equipment used for drying materials such as clay, slag, and coal powder in industries such as cement, metallurgy, chemical en
Butylated hydroxytoluene (BHT), also known as dibutyl hydroxytoluene, is a lipophilic organic compound, chemically a derivative of phenol, that is useful for its antioxidant properties. bht commonly used in animal feed as the bht feed grade additive for a
Meltblown KN95 face mask is used outdoors, such as subways, buses, supermarkets, shopping malls and other public places, KN95 masks need to be replaced every 4-6 hours, but if it is in the new corona virus infected area, it is recommended to be replaced t
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