QL Rotary Lobe Pump

The QL Series pump is a rotary lobe pump designed to handle viscous products while meeting hygienic standards. This positive displacement pump is 3A approved and is built to EHEDG standards. The different seal and stator options allow you to tailor this pump to your specific needs. Designed to be easy to clean, this pump is CIPable and has a removable front cover. This is a great pump for transferring cosmetics, syrups, pulps, sauces, purees, and more.

3 Different Seal Types

Single Mechanical Seal

• Standard mechanical seal made of silicon carbide with EPDM elastomers
• Easy to reach and maintain

O-Ring Seal

• Standard O-ring seal with a stainless steel sleeve and EPDM elastomers
• Cost-effective and easy to maintain
• For products under 150 psi (10 bar)

Lip Seal (in Teflon)

• Triple Lip seal with ceramic sleeve and EPDM elastomers
• For products under 150 psi (10 bar)
• For products that are oily, greasy, or others that can lubricate the seal

Rotors

Bi-Wing Standard Rotor	Tri-Lobe Rotor	Multi-Lobe Rotor	Single Wing Rotor
Standard rotor and suitable for most applications Not suggested when there is a combination of high speeds (over 300 rpm) and high viscosity	Designed for shear-sensitive products Improved performance at high speeds with high viscosity	Has multiple vanes which allow for reduced pulsation and a more accurate flow Designed for dosing applications	Designed for fluids containing suspended soft solids Limited to speeds up to 200 rpm Solids must not exceed 1/3 of the selected port size