Solenoid valve classification introduced

Description of saturated steam solenoid valve: Steam from the boiler equipment calls it saturated steam: the pressure is stable, the working temperature is ≤250 ℃, the working pressure is lower than 1.6Mpa, the design of such solenoid valve is usually made of soft sealing material. Soft seal solenoid valve features: ① Such solenoid valve is composed of two major components of the Deputy valve and the main valve of the pilot opened the second solenoid valve. ② electromagnetic and seal parts with special high temperature electrical materials and sealing materials. ③ valve cup and guide sleeve clever use of fluid lubrication, reducing wear and tear when working, greatly improving the service life. Condensation resistance of condensing steam equipment is an important factor affecting the action of steam solenoid valve, but the valve will not be affected by condensate water. The principle of overheated steam solenoid valve: the steam from the thermal power plant calls it superheated steam: the temperature and pressure change base is large, the temperature can reach above 400 ℃, the working pressure is not more than 4.0Mpa, this valve design is elected with hard sealing material. The role of hard seal solenoid valve: ① use of metal seal, in order to effectively improve the use of temperature and service life. ② valve cup and guide sleeve clever use of fluid lubrication, to work effectively reduce wear and tear. ③ stupid valve wide range of common media can be used in water, light oil, heavy oil, non-corrosive gases and steam and other fluids.

Petri Dishes


Sterile Petri Dishes from YongYue medical carries a complete line of contact plates, sterile, square (with a grid) and absorbent pad Petri dishes, cell spreaders and spatulas. Please contact us if you need additional product specifications. Two of our most popular lab dish products are standard petri dish and 3 compartment petri plate.
Sterile Agar Petri Dish
YongYue® petri dishes are offered in a variety of shapes and sizes for your everyday research needs. YongYue® manufactures optically clear plastic petri dish which are precision-molded from biomedical grade polystyrene for Cell Culture. Dishes are packed in heavy-wall polyethylene sleeves to ensure product integrity. YongYue® petri dishes have many applications including cell culture, growing bacteria and growing yeast.
Clear plastic disposable petri dishes of standard depth (15mm). Supplied in sterile packs. Will deform on autoclaving. Triple Vented. Also suitable for the temporary housing of small invertebrates during collection, or for distributing small chemical samples in class.
Diameter: 90mm
Depth: 15mm
Pack of 20



Petri Dish


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