ptfe valves and ptfe stopcocks

PTFE Valves & Stopcocks


BOLA Stopcocks with Hose Connectors, PTFE, PP ...

BOLA Stopcock with Hose Connector. 2-way stopcock with straight bore and two hose connectors or 3-way stopcock with T-shaped bore and three hose connectors for connecting elastic tubing (e.g. Viton®, Tygon®, silicone).
Conical stopcock plug, tightness is increased by turning the nut on the lower side. 3-way stopcock plug with T-shaped mark of flow direction.
Universal chemical resistance, the flowing product is only exposed to PTFE.

BOLA 2-Way & 3-Way Stopcocks, PTFE ...

BOLA 2-Way Stopcocks. 2-way stopcock with straight bore and two connections or 3-way stopcock with T-shaped bore and three connections, with nuts made of glass-fibre reinforced PTFE for connecting tubing or tube.
Conical stopcock plug, tightness is increased by turning the nut on the lower side. 3-way stopcock plug with T-shaped mark of flow direction.
Universal chemical resistance, the flowing product is only exposed to PTFE
E712/E714/E716 BOLA GL 2-Way and 3-way Stopcocks EX. Two-way stopcock made of conductive PTFE-EX with straight bore and two connections with GL thread or three-way stopcock with L-shaped or T-shaped bore and three connections with GL thread.
Cylindrical stopcock plug made of conductive PTFE-EX for good tightness, stop valve with mark of flow direction.
Grip made of red PP. Suitable for pressure up to max. 6 bar, suitable for vacuum.
Connection of tubing or tube with BOLA Laboratory Screw Joints EX.

BOLA Non Return Valves, BOLA Pressure-Relief Valves,BOLA Ball Valves & BOLA GL Control Valves ...

E680 BOLA Non-Return Valves. Made of PTFE, with nuts made of glass-fibre reinforced PTFE for connecting tubing or tube.
Opening pressure adjustable between 0,1 bar and 2 bar (factory setting 0,1 bar).
The built-in lock function only allows flow in one direction, the flow direction is marked by an arrow, any fitting position is possible.
All parts are easy to disassemble by hand for cleaning. Universal chemical resistance, the flowing product is only exposed to PTFE or PFA
E683 BOLA Pressure-Relief Valve with Manual Ventilation. Body made of PTFE with two connections with GL 18 thread, valve made of PPS with toggle for manual ventilation by pulling and adjusting screw with counternut for adjusting and fixing of requested pressure in a range between 0,1 and 10 bar (factory setting 1,5 bar).
Universal chemical resistance, the flowing product is only exposed to PTFE.
E694 BOLA GL Control Valves. Two-way valve with straight bore and two connections with GL thread completely made of PTFE.
Motionless sealing without wearing parts due to integrated bellow.
For best possible tightness even with considerable thermal fluctuations, the conical nipple of the bellow is prestressed by means of a spring. The valve can be opened and closed by turning the adjusting nut; a nipple on the top indicates the angle of opening. Suitable for pressure up to max. 6 bar, suitable for vacuum. Universal chemical resistance, the flowing product is only exposed to PTFE.
F738 BOLA Mini-Pressure Relief Valves, PTFE, PPS
E667 Bola Ball Valves Two-way valve with straight bore and two connections with GL thread or three-way valve with L-shaped bore and three connections with GL thread.
Ball-shaped stopcock plug for excellent tightness, free-moving stop valve.
Suitable for pressure up to max. 12 bar, or for vacuum. Universal chemical resistance, the flowing product is only exposed to PTFE.

BOLA Eco-Stopcock-Plugs, PTFE ...

J1200 BOLA Eco-Stopcock-Plugs, PTFE. Without bore, smooth surface, with grip and nut made of PP, washer included.
J1220 BOLA Eco-Stopcock-Plugs, PTFE. With bore, smooth surface, with grip and nut made of PP, washer included.
J1235 BOLA Eco-3-Way (T-Bore) Stopcock Plugs, PTFE.
J1240 BOLA Eco-2-Way (Double Bore) Stopcock Plugs, PTFE.
J1250 BOLA Eco-Czako Stopcock Plugs, PTFE.