Alfa Laval Twin Screw Pump OS12


Designed for process flexibility, the Alfa Laval Twin Screw Pump is built on a robust, reliable platform that meets stringent hygienic standards. It is capable of handling both product transfer and Cleaning-in-Place (CIP). Its low pulsation characteristics and excellent solids handling capability reduce the risk of product damage, thereby improving product quality. Maintenance is simplified and process uptime increased.
Delivery to Jakarta 3-4 weeks
For detailed inquiry and another product can ask


Standard specification
Pump casing: W. 1.4404 (316L), diffusion hardened
Screws, front cover, seal housing: W. 1.4404 (316L)
Inside surface finish: Mech Ra ≤ 0.8
Gearbox: Stainless steel
Base plate: Stainless steel
Coupling guard: Stainless steel
Product wetted elastomers: EPDM
Other elastomers: FPM
Shaft seal: Single flush
Rotary seal face: Silicon Carbide
Stationary seal face: Silicon Carbide

Shaft seals
Single, Single flush and double mechanical cartridge seals available. All options are fully front loading and interchangeable.
Max flush pressure, single flush: 0.5 bar
Max flush pressure, double mechanical: 16 bar (max 6 bar over product pressure)
Water consumption, single flush and double mechanical: 0.5 l/min
Flush connections, OS12-36: G 1/4″ or NPT 1/4″
Flush connections, OS42-46: G 1/2″ or NPT 1/2″


Max inlet pressure: 16 bar
Max discharge pressure: 16 bar
Max process temperature: 100ºC
Max CIP/SIP temperature: 150ºC


Direct coupled motor, 4, 6 or 8 poles, or gear motor, 4 poles, to IEC metric standard, 50/60 Hz, suitable for frequency conversion, IP55, insulation
class F.