What are the ingredients of preservatives for facial masks? The allergenic preservatives contained in many facial masks refer to parabens, also commonly known as Paraben, including methyl ester, ethyl ester, propyl ester, butyl ester and many other types. It's full of preservative

Strategic measures should be taken for the application of coolant, that is, the coolant is used where it is needed, the use of environmentally friendly, safe and polluting plant oil base, and the necessary filtration, to achieve effective energy saving, economic and practical, with various degrees of adjustability, and reduce the setting time.

Nowadays, water-based cutting fluid has been widely used in the metal processing industry, however, the sanitary maintenance of cutting fluid has always been a problem plaguing the majority of production enterprises. The open use environment of water-based cutting fluid is characterized by a nutrient-rich formula

If the processing center produces fungi, I believe this is a more troublesome problem. Recently, a client consulted me about this problem.

Microorganisms are widely distributed in nature, and traces of microorganisms can be found in the air, soil, rivers, oceans and natural objects. In general, the environment contains 1-10,000 microorganisms per liter of air

When it comes to preservatives,

Strategic measures should be taken for the application of coolant, that is, the coolant is used where it is needed, the use of environmentally friendly

Triazines, phenyl-1.3.5-tris-triazines and phenyl-1.3.5-triethoxy-S-triazines are all fungicide products for metal working fluids.

The lubrication performance of oil-based cutting fluid is good, but the cooling effect is poor. The lubrication performance of water-based cutting fluid is relatively poor and the cooling effect is better than that of oil-based cutting liquid. What principles should be followed when choosing oil-based cutting fluid and water-based cutting fluid?

Cutting fluid is widely used in cutting because of its functions of cooling, lubrication, cleaning and rust prevention. The cutting fluid often appears in the use of deterioration, odor, corrosion, foam, skin allergies and other problems