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Needle Valve
Product Details:
Vacuum techniques, manually operated micrometer controlled needle valve can be used for admitting a defined, clearly reproducible flow of gas into a vacuum chamber. It essentially consists of a SS hosing, a regulating needle of SS and a valve seat made of lead. In closed condition. The needle is pressed against the valve seat by a spring. The needle moves in axial direction and it is coupled to an actuater knob fitted with ball bearing. Fine threading of needle ensures fine control and reproducible opening for gas flow.
Features : Constant gas flow Reproducible gas flow Leak tightness better than 10-9 std.cc/sec Any installation position Easy to handle Negligible dead volume.
Tags:
Laboratory Equipment