Knife gate valve HL

Knife gate valve

Through-going knife gate valve for low pressure applications.

Available size range:

DN 400 - DN 800 (16” - 32”).

Discover more

Product information

About HL

Stafsjö’s HL is a through-going knife gate valve with superior flow characteristics, offering reliable bi-directional zero leakage shut-off on highly concentrated media and static media columns.

The HL knife gate valve can operate on different media such as pulp stock up to 18 % concentrations, liqour, ash and granulate. It is modular designed and can easily be customized in materials, with actuators and related automation accessories to different process conditions. The valve has a two piece precision machined valve body in stainless steel with a high strength top works that provide an essential and precise gate alignment.

The HL valve is one out of five of Stafsjö’s through-going knife gate valves. The HG represent standard. HP is a high pressure version of HG and the HPT is a high pressure version entirely made in Titanium. Finally the HX is an extreme high pressure version.


Shut-off technique



Valve seat material


Connection type

Wafer/Semi lugged

Valve body material

Stainless steel




Pulp and Paper

Product features

Play Video

Request call-back

Are you not sure on valve type you need or do you have questions you prefer to discuss by the phone. Submit information below and we’ll give you a call.

Quote Request

Fill in the form below, and we will get back to you with a quote as soon as possible.