
Knife Gate Valve
LibertyCES has documented Knife Gate Valve in 6 industries, including FGD / Ash Handling / Coal Preparation / Slag Granulation / Heavy Media, Mining and Pulp & Paper. Chemical compatibility is documented for Food/Beverage/Biological Process Fluids. Documented models include AVCO 6100 Series Knife Gate Valve. Send James the fluid, concentration, temperature and flow for a free spec review.
30+ years spec experience. Send James the process data and get a real answer — not a catalog page.
Request a Spec Review →Where LibertyCES specs Knife Gate Valve
FGD / Ash Handling / Coal Preparation / Slag Granulation / Heavy Media
Manufacturer-documentedMining
Multi-source documentedPulp & Paper
Multi-source documentedMunicipal Wastewater
Multi-source documentedFood & Beverage
Multi-source documentedChemical Processing
Multi-source documentedChemical is a named 6100 industry. The Hastelloy body/shim option is the real chemical-service escalation path and one of very few Hastelloy-bodied valve options anywhere in the corpus.
Chemical compatibility
Technical guides for Knife Gate Valve
Frequently Asked Questions
What industries use Knife Gate Valve?
LibertyCES has documented Knife Gate Valve specified across 6 sector applications, including FGD / Ash Handling / Coal Preparation / Slag Granulation / Heavy Media, Mining, Pulp & Paper and Municipal Wastewater.
How is Knife Gate Valve used in Mining?
Knife Gate Valve is specified for Mining applications — examples include AVCO 6100 Series Knife Gate Valve (2"-24", ANSI Class 150, 150# lug ends; body/shim 304SS, 316SS or Hastelloy; Standard, V-Port or Deflector Cone port; Metal, Buna, EPDM, Neoprene or Viton seats with Metal and EPDM most common; handwheel with grease nipple and protective stem cover; full pneumatic actuator/solenoid/positioner kits; literature 6000-Series-CD230620.pdf and 6100-Series-IOM-Manual-CD230929.pdf). This is well-documented in LibertyCES's field data.
Can Knife Gate Valve handle Food/Beverage/Biological Process Fluids?
Knife Gate Valve has documented compatibility with Food/Beverage/Biological Process Fluids Materials to confirm: 304SS, 316SS, Hastelloy body and shim, EPDM, Buna, Neoprene, Viton or Metal seats, Flowline chart: 316SS rates G on sulfite liquor 6% at both 40°C and 80°C, and drops to C on white liquor at 80°C — pulp/paper process liquors are harder on stainless than they look. Specific chemicals include sulfite liquor 6%, white liquor, beet sugar liquors, starch slurry, food-processing solids streams.
Send LibertyCES the process data, not a part number
Fluid, chemistry, concentration, temperature, flow, pressure, line size, and current equipment — that's what a real spec review needs to start.
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Reviewed by James Riggins, 30+ years specifying water and chemical process equipment · Updated