Ph: (03) 9462 4457

The knife gate valve specialists

BI-SEAL KNIFE GATE VALVES

THE KNIFE GATE VALVE SPECIALISTS

Bi-SEAL will assist you in choosing the most appropriate slurry valve for your application utilising Bi-SEAL's

Materials Knowledge.
Process Application Knowledge.
Decades of Knife Gate Valve Design and Knife Gate Valve Manufacturing experience.

	BI-SEAL KNIFE GATE VALVE SELECTION TABLE
		ACIDIC SLURRY							HIGH CHLORIDE ACIDIC SLURRY	NON CORROSIVE SLURRY/TAILINGS
		CORROSION RESISTANCE*		ABRASION**		TEMPERATURE				ABRASION
VALVE TYPE	BRAND	MED	HIGH	MED	HIGH	LOW(-20C)	MED(95-105C)	HIGH(200C)		MED	HIGH
Bi-direct - Full Titanium	TYTAN
Bi-direct - Full Super duplex	ALLOYSEAL SUPER
Bi-direct - Full duplex	ALLOYSEAL
Bi-direct - Fully Hastelloy	ALLOYSEAL HAST
Bi-direct - Iron - rubber lined	FERRO RUBBER
Bi-direct - Iron-replaceable poly	FERRO FRP
Bi-direct - Iron - full poly lined	FERRO POLY1
Bi-direct - Iron body	FERRO
Bi-direct - Tool Steel Ferro FRP	TOOL STEEL FERRO FRP
Refers to the resistance a material offers against the reaction with unfavourable elements which can deteriorate the material. Please confirm your operating conditions with Bi-Seal. * Please note that BI-SEAL's Abrasion ratings are generalised.The rate of abrasion depends on operating conditions. Please confirm your operating conditions with Bi-Seal.

BI-SEAL KNIFE GATE VALVES ARE TYPICALLY USED IN THESE PROCESSES.

High pressure acid leach.
Phosphoric acid production.
Carbon in leach.
Carbon in pulp.
Carbon in CIL.
CCD circuits.
Floatation circuits.
Cyclone isolation.

ALL BI-SEAL VALVES HAVE THE FOLLOWING SPECIFICATIONS.

Design: All knife-gate valves are dimensionally in accordance with MSS SP81.
Working Direction: Bi-Directional.
Manufacture:All valves are designed and manufactured in Australia utilising Australian castings.

ALLOYSEAL Series Knife Gate Valves

Hastelloy, Super Duplex, Duplex Knife Gate Valve

Application:	Severe duty, high pressure, high chloride or acidic applications.
Nominal Bore:	50mm to 750mm.
Pressure:	High.
Abrasion:	Medium.
PH:	Low.
Temperature:	Up to 200 degrees celcius with FPM/FKM seating.

Read more about the ALLOYSEAL Knife Gate Valves.

TYTAN Knife Gate valve

Application:	Severe corrosive applications.
Nominal Bore:	50mm to 750mm.
Pressure:	Medium.
Abrasion:	Medium.
PH:	Acid and Alkaline.
TitaniumGrade:	2,7,12.

Read more about the TYTAN Knife Gate Valve.

FERRO RUBBER Knife Gate Valve

Rubber-lined Knife Gate Valve

Application:	Severe duty, acidic applications.
Nominal Bore:	50mm to 750mm.
Pressure:	Medium.
Abrasion:	Medium.
PH:	Low.
Temperature:	Up to 105 degrees celcius.

Read more about Rubber-Linked Knife Gate Valves.

FERRO FRP Knife Gate Valve

Polyurethane, FRP Knife Gate Valve

Application:	High abrasion and general applications. Supplied with field replacable parts (FRP)
Nominal Bore:	50mm to 750mm.
Pressure:	Medium.
Abrasion:	High.
PH:	Low.
Temperature:	Up to 80 degrees celcius.

Read more about Two Piece Polyurethane (FRP) Gate Valves.

FERRO POLY1 Knife Gate Valve

Polyurethane Knife Gate Valve

Application:	Severe duty, high chloride or acidic applications.
Nominal Bore:	50mm to 750mm.
Pressure:	Medium.
Abrasion:	High.
PH:	Low/Medium and higher.
Temperature:	Up to 80 degrees celcius.

Read more about the fully Polyurethane lined Knife Gate Valves.

FERRO Knife Gate Valve

Bi-Directional Knife Gate Valve

Application:	High pressure applications.
Nominal Bore:	50mm to 750mm.
Pressure:	High.
Abrasion:	Medium.
PH:	>6.5.
Temperature:	Up to 200 degrees celcius with FPM/FKM seating.

Read more about FERRO Knife Gate Valves.

Ferro Tool Steel FRP Knife Gate Valve

Tool steel FRP Knife gate valve

Application:	Highly abrasive applications
Nominal bore:	50mm to 750mm
Pressure:	Medium
Abrasion:	High
PH:	>6.5
Temperature:	Up to 200 degrees celcius with FPM/FKM seating.

Read more about BI-SEAL Tool Steel Ferro FRP Knife gate Valves.