Plastic diaphragm check valves
a re two-port valves, meaning they have two openings--one for upstream fluid or gas to enter, and the other for the media to exit downstream.
Silent check valves
are available from plumbing suppliers for $35.
Test the check valve
by putting your linger over the end of the valve.
Knappco is a specialized manufacturer of industrial access ports, manholes, hatches, coamings, collars, weld rings, fill covers, and check valves
used in the handling, transport and storage of petrochemicals, agricultural commodities, and building materials such as cement and asphalt.
While I am not one to design my process around being kind and gentle to the molding machine, doing this will help the check valve
last a bit longer.
Clear and custom-colored Cyrolite CG-97 is an acrylic-based multi-polymer compound that is now specified for check valves
, female luers, lining and pediatric filters, and Y connectors.
One small problem - we'll never get the fluid past the check valve
so the load is, essentially, stuck.
Smart Products has announced the Model #101, a micro barbed check valve
, measuring in at 0.375" in length and a 0.180" diameter.
Eco Jet design improvements listed include increased cooling jacket volume, upgraded materials for the new check valve
that improve wear and carbon resistance, upgraded water jacket seal materials to withstand even higher working temperatures, and an available extension option for check valves
for deep-well cylinder head sparkplug ports.
The accumulator collects the polymer/gas solution during the injection process, when the check valve
to the plunger is closed.
Combination needle and check valve
flow controls are typically used to control airflow from air cylinders, thereby controlling the speed at which the piston strokes, either while extending or retracting, depending on their location in the circuit.
An HP2 model handles in-line mounting at the point of application and is available with or without an internal pilot-operated check valve
for high-pressure release.