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Our butterfly valves are straightforward on/off routing valves with a substantial opening area and low flow resistance. They are an optimal solution in modern processing technology and ideal for use with low and medium-viscosity liquids.

LKB is either remote-controlled by means of an actuator or manually operated by means of a handle. The actuator is made in three standard versions, normally closed (NC), normally open (NO) and air/air activated (A/A).
The actuator is designed so that an axial movement of a piston is transformed into a 90° rotation of a shaft. The torque of the actuator is increased when the valve disc contacts the seal ring of the butterfly valve.
The handle for manual operation mechanically locks the valve in its open or closed position.
The actuator is fitted onto the valve by means of a bracket and screws. The handle for manual operation is fitted onto the valve by means of a cap/block system and a screw.
| Product code: | Alfa Laval - LKB |
| Max. product pressure: | 1000 kPa (10 bar) |
| Temperature range: | -10°C to + 140°C (EPDM) However max. 95°C when operating the valve |
| Actuator: | Max. air pressure: . . . . . . . . . 700 kPa (7 bar) Min. air pressure, NC and NO: 400 kPa (4 bar) Temperature range: . . . . . . . . -25°C to +90°C |
| Product code: | Alfa Laval - LKB |
| Actuator: | Max. air pressure: . . . . . . . . . 700 kPa (7 bar) |
| Applications: | The LKB range are hygienic butterfly valves for use in stainless steel pipe systems. |