KNIFE GATE & SLURRY VALVE PRODUCT GUIDE
KNIFE GATE & SLURRY VALVEPRODUCT GUIDEBRAY.COM
ContentsSeries 700PageSeries 740 – Bidirectional Knife Gate Valve4Series 745 – Bidirectional Slurry Valve4Series 746 – Bidirectional Slurry Valve5Series 752 – Bidirectional Slurry Valve5Series 755 – Bidirectional Slurry Valve6Series 760 – Bidirectional Slurry Valve6Series 762 – Bidirectional Slurry Valve7Series 765 – Bidirectional Slurry Valve7Series 766 – Bidirectional Slurry Valve8Series 767 – Bidirectional Slurry Valve8Series 768 – Bidirectional Slurry Valve9Series 770 – Bidirectional O-Port Gate Valve9Series 900PageSeries 940 – Unidirectional Knife Gate Valve10Series 950 – Unidirectional Knife Gate Valve10Options & AccessoriesPagePacking Options11Seat Options12Actuator Options13Additional Accessories142 BRAY.COM
Commitment To QualityAt Bray our business is helping our customers with their flow control requirements. Our modularproduct line offers the best compatibility, economy and quality performance in the flow control industry.Through years of field application experience, research and development, Bray has designed productsthat meet the stringent requirements of today’s flow control industry. We have earned a reputation forexcellence by creating products of superior value and quality, providing personalized customer serviceand emphasizing on-time deliveries. Our success has always been the direct result of our fully integratedrange of valve, actuator and control products. Rugged and reliable, our products are engineered toprovide years of trouble free service.Bray manufacturing facilities are certified to ISO 9001 quality standards, assuring product quality,precision manufacturing and internal process integrity.Bray is committed to customer support. Our extensively trained staff is knowledgeable in all aspectsof Bray’s products and their applications and provide personal attention to every customer. To serveyou locally, each region maintains a factory certified sales and service network for all Bray Internationalproducts.Bray recognizes that our customers make us successful and they have a choice of many manufacturerswhen selecting valves, actuators and accessories for their applications. Since many manufacturers haveaccess to the same materials of construction for these products, Bray believes that a customer’s purchasedecision is heavily influenced by the following key factors: Trust in the Manufacturer Confidence in the Quality Assurance and Integrity of the Manufacturer Proven Industry Experience Features and Benefits of the Product Delivery Customer Service Cost of Ownership“Bray is focused on and committed to meeting the expectations and needs of our customerswhile continually improving the effectiveness of our quality management."BRAY/VAAS KNIFE GATE & SLURRY VALVE PRODUCT GUIDE 3
Series 740 Bidirectional Knife Gate ValvesOne-piece cast body with flexible wire reinforced elastomer seat for bidirectional zeroleakage shutoff in a wide range of industrial applications.Size Range2" - 36" (50 - 900mm)PressureRating 2"-24" 150psi (10bar) 30"-36" 100psi (7bar)BodyStyleOne-piece Wafer LugDesignMSS SP-81TestingMSS SP-81Face-to-faceMSS SP-81CertificationCanadian CRNDrilling ASME B16.5 CL150 ASME B16.47 CL150BodyMaterials CF8 CF8M WCBGateMaterials 304 316SeatMaterialsBuna-NPackingMaterialsPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for on/off service and isolation of clean, dirty, corrosive or viscous media in pulp& paper, chemical, mining, power and wastewater applications. e.g. Raw & Treated Water,Liquor Service, Paper Stock.Series 745 Bidirectional Knife Gate ValvesOne-piece cast body with molded polyurethane liner for bidirectional zero leakage shutoffin abrasive/corrosive applications.Size Range2" to 24" (50 - 600mm)PressureRating150psi (10bar)BodyStyleOne-piece Wafer LugDesignManufacturer StandardTestingMSS SP-81Face-to-faceMSS SP-81CertificationCanadian CRNDrillingASME B16.5 CL150BodyMaterials DI 2"-12" StainlessSteel ePackingMaterialsPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for on/off service and isolation of viscous, corrosive and abrasive media inchemical and mining applications. e.g. Slurries, Cyclone Separation.4 BRAY.COMApplications are for reference only. Please consult your Bray/VAAS representative. Additional material options may be available uponrequest. Consult factory for availability. Visit bray.com to download individual product brochure for complete details.
Series 746 Bidirectional Slurry ValvesOne-piece cast body with extended, molded and bonded polyurethane liner for bidirectionalzero leakage shutoff and increased protection from abrasive/corrosive high pressure slurries.Size Range2" to 24" (50 - 600mm)PressureRating240psi (16bar)BodyStyleOne-piece WaferDesignManufacturer StandardTestingMSS SP-81Face-to-faceMSS SP-81DrillingASME B16.5 PolyurethanePackingMaterialsPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for on/off service handling corrosive or abrasive media in pulp & paper,chemical, mining and power applications.Series 752 Bidirectional Slurry ValvesTwo-piece bolted body with steel reinforced perimeter seat for bidirectional zero leakage shutoff in demanding slurries.Size Range2" to 24" (50 - 600mm)PressureRating 150psi (10bar) 240psi (16bar) 300 psi (20bar)BodyStyleTwo-piece bolted WaferDesignMSS SP-81TestingMSS SP-81Face-to-faceMSS SP-81(150psi, 240psi models)CertificationCanadian CRNDrillingASME B16.5 CL150BodyMaterials CF8CF8MWCBDIGateMaterials 304 316SeatMaterialsBuna-NPackingMaterialsPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for heavy-duty on/off service and isolation of dirty, corrosive, abrasive orviscous media in chemical, mining and power applications.BRAY/VAAS KNIFE GATE & SLURRY VALVE PRODUCT GUIDE 5
Series 755 Bidirectional Slurry ValvesTwo-piece bolted body with a replaceable polyurethane bore liner and steel reinforcedperimeter seat for bidirectional zero leakage shutoff in abrasive/corrosive slurries.Size Range2" to 24" (50 - 600mm)PressureRating 150psi (10bar) 240psi (16bar) 300psi (20bar)BodyStyleTwo-piece bolted WaferDesignManufacturer StandardTestingMSS SP-81Face-to-faceMSS SP-81(150psi, 240psi models)CertificationCanadian CRNDrillingASME B16.5 CL150BodyMaterials CF8CF8MWCBDIGateMaterials 304 316SeatMaterialBuna-NPackingMaterialsPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for heavy-duty on/off service and isolation of dirty, corrosive, abrasive orviscous media in chemical, mining and power applications.Series 760 Bidirectional Slurry ValvesTwo-piece bolted body with twin elastomer seats and a push-through gate designed forbidirectional heavy duty zero leakage shutoff with self cleaning in demanding slurries.Size Range2" to 30" (50 - 750mm)PressureRating 2"-24" 100psi (7bar) 30" 75psi (5bar)BodyStyleTwo-piece bolted FlangedDesignManufacturer StandardTestingMSS SP-81Face-to-facePer Industry StandardCertificationCanadian CRNDrilling ASME B16.5 CL150 ASME B16.47 tural RubberWiperMaterialPolyurethaneActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for heavy-duty on/off service and isolation of dirty, corrosive, abrasive orviscous media in chemical, mining and power applications.6 BRAY.COMApplications are for reference only. Please consult your Bray/VAAS representative. Additional material options may be available uponrequest. Consult factory for availability. Visit bray.com to download individual product brochure for complete details.
Series 762 Bidirectional Slurry ValvesTwo-piece bolted body with twin elastomer seats and a push-through gate designed forbidirectional heavy duty zero leakage shutoff with self cleaning in high pressure slurries.Size Range3" to 24" (80 - 600mm)PressureRating240psi (16bar)BodyStyleTwo-piece bolted FlangedDesignManufacturer StandardTestingMSS SP-81Face-to-facePer Industry StandardDrillingASME B16.5 tural RubberWiperMaterialPolyurethaneActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for heavy-duty on/off service and isolation of dirty, corrosive, abrasive orviscous media in chemical, mining and power applications.Series 765 Bidirectional Slurry ValvesCompact, two-piece bolted body with twin elastomer seats and a push-through gate designedfor bidirectional zero leakage shutoff with self cleaning in demanding slurries.Size Range2" to 24" (50 - 600mm)PressureRating150psi (10bar)BodyStyleTwo-piece bolted WaferDesignManufacturer StandardTestingMSS SP-81Face-to-faceMSS SP-81CertificationCanadian CRNDrillingASME B16.5 tural RubberWiperMaterialEPDMActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for heavy-duty on/off service and isolation of dirty, corrosive, abrasive orviscous media in chemical, mining and power applications.BRAY/VAAS KNIFE GATE & SLURRY VALVE PRODUCT GUIDE 7
Series 766 Bidirectional Slurry ValvesCompact, one-piece cast body with twin elastomer seats and a push-through gate designed forbidirectional zero leakage shutoff with self cleaning in demanding slurries.Size Range3" to 24" (80 - 600mm)PressureRating150psi (10bar)BodyStyleOne-piece WaferDesignManufacturer StandardTestingMSS SP-81Face-to-faceMSS SP-81DrillingASME B16.5 tural RubberWiperMaterialEPDMActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for heavy-duty on/off service and isolation of dirty, corrosive, abrasive orviscous media in chemical, mining and power applications.Series 767 Bidirectional Slurry ValvesTwo-piece bolted body with twin elastomer seats and a push-through gate designed forbidirectional zero leakage shutoff with self cleaning in high pressure slurries.Size Range3" to 30" (80 - 750mm)PressureRating 3"-24" 375psi (25bar) 26"-30" 300psi (20bar)BodyStyleTwo-piece bolted WaferDesignManufacturer StandardTestingMSS SP-81 / MSS SP-135Face-to-facePer Industry StandardDrilling ASME B16.5 CL300 ASME B16.47 tural RubberWiperMaterialPolyurethaneActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for high pressure on/off service and isolation of dirty, corrosive, abrasiveor viscous media in chemical, mining and power applications. e.g. Ash Slurries, MiningSlurries8 BRAY.COMApplications are for reference only. Please consult your Bray/VAAS representative. Additional material options may be available uponrequest. Consult factory for availability. Visit bray.com to download individual product brochure for complete details.
Series 768 Bidirectional Slurry ValvesTwo-piece bolted body with twin elastomer seats and a push-through gate designed forbidirectional zero leakage shutoff with self cleaning in demanding slurries.Size Range2" to 30" (50 - 750mm)PressureRating 2"-24" 240psi (16bar) 26"-30" 150psi (10bar)BodyStyleTwo-piece bolted WaferDesignManufacturer StandardTestingMSS SP-81Face-to-faceMSS SP-81Drilling ASME B16.5 CL150 ASME B16.47 tural RubberWiperMaterialPolyurethaneActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for heavy-duty on/off service and isolation of dirty, corrosive, abrasive orviscous media in chemical, mining and power applications.Series 770 Bidirectional O-Port Gate ValvesTwo-piece bolted body with o-ported slide gate designed for minimal stress withmaximum sealing in severe media applications.Size Range2" to 24" (50 - 600mm)PressureRating150psi (10bar) CWPBodyStyleTwo-piece bolted WaferDesignManufacturer StandardTestingMSS SP-81Face-to-faceMSS SP-81CertificationCanadian CRNDrillingASME B16.5 DMPackingMaterialPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for on/off service and isolation of dirty, corrosive, abrasive or viscous mediain chemical, mining, power and high cycle applications. e.g. Phosphate Slurries, FGDLimestone Slurries, Pneumatic Conveying Systems.BRAY/VAAS KNIFE GATE & SLURRY VALVE PRODUCT GUIDE 9
Series 940 Unidirectional Knife Gate ValvesOne-piece cast body designed for rugged performance in applications ranging fromgeneral purpose to severe media handling.Size Range2" to 36" (50 - 900mm)PressureRating 2"-24" 150psi (10bar) 30"-36" 100psi (7bar)BodyStyleOne-piece LugDesignMSS SP-81TestingMSS SP-81Face-to-faceMSS SP-81CertificationCanadian CRNDrilling ASME B16.5 CL150 ASME B16.47 CL150BodyMaterials CF8 CF8M WCBGateMaterials 304 316SeatMaterialIntegralPackingMaterialPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for general purpose on/off service and isolation of clean, dirty, corrosive, abrasive,viscous and high temperature media in power, mining, pulp & paper, cement, carbon blackand chemical applications.Series 950 Unidirectional Knife Gate ValvesEconomical semi-lugged one-piece cast body for rugged performance in applications rangingfrom general purpose to severe media handling.Size Range2" to 60" (50 - 1500mm)PressureRating 2"-24" 150psi (10bar) 30"-36" 100psi (7bar) 40"-60" 50 to 100psi(3 to 7 bar)BodyStyleOne-piece Wafer (Semi-lug)DesignMSS SP-81TestingMSS SP-81Face-to-faceMSS SP-81CertificationCE/PED, Canadian CRNDrilling ASME B16.5 CL150 ASME B16.47 CL150BodyMaterials CF8CF8MWCBCI/DIGateMaterials 304 316SeatMaterialIntegralPackingMaterialPTFE impregnatedsynthetic fiberActuatorOptions HandwheelBevel GearPneumaticHydraulicElectricApplication GuideEngineered for general purpose on/off service and isolation of clean, dirty, corrosive, abrasive,viscous and high temperature media in power, mining, pulp & paper, cement, carbon blackand chemical applications.10 BRAY.COMApplications are for reference only. Please consult your Bray/VAAS representative. Additional material options may be available uponrequest. Consult factory for availability. Visit bray.com to download individual product brochure for complete details.
Packing OptionsMaximum Temperature Range12PTFE impregnated Synthetic Fiber232 C/450 FPTFE w/Buna-N Quad Seal190 C/194 FPTFE w/Viton Quad Seal1200 C/392 FEPDM Quad Seal120 C/248 FPure PTFE (Food Grade)260 C/500 FCopper Wiper2500 C/932 FGraphite650 C/1202 FPTFE packing with energized elastomer.PTFE packing with copper wiper. Copper wiper not applicable for F752 / 755PTFE impregnated synthetic fiberPTFE w/Buna-N Quad SealPTFE w/Viton Quad SealPTFE w/Copper WiperHigh Temp GraphiteBRAY/VAAS KNIFE GATE & SLURRY VALVE PRODUCT GUIDE 11
Seat OptionsSeries 740Replaceable flexible wire reinforced elastomer seatBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CSeries 752Replaceable steel reinforced elastomer seatBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CSeries 755Replaceable steel reinforced elastomer seatBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton-15 to 392 F-26 to 200 CNatural Rubber-60 to 165 F-51 to 74 CEPDM-65 to 248 F-54 to 120 CNatural Rubber-60 to 165 F-51 to 74 CBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton-15 to 392 F-26 to 200 CNatural Rubber-60 to 165 F-51 to 74 CBuna-N-35 to 194 F-37 to 90 C Series 760Twin elastomer seatsSeries 762Twin elastomer seats Series 765Twin elastomer seats12 EPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CBRAY.COM
Seat OptionsSeries 766Twin elastomer seatsNatural Rubber-60 to 165 F-51 to 74 CBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CNatural Rubber-60 to 165 F-51 to 74 CBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CNatural Rubber-60 to 165 F-51 to 74 CUrethane-35 to 194 F-37 to 90 CBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CSeries 767Twin elastomer seatsSeries 768Twin elastomer seatsSeries 770Replaceable steel reinforced elastomer seatBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CSeries 940Standard integral metal seat and optional replaceable zeroleakage resilient seatBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CPTFE-235 to 500 F-148 to 260 CSeries 950Standard integral metal seat and optional replaceable zeroleakage resilient seatBuna-N-35 to 194 F-37 to 90 CEPDM-65 to 248 F-54 to 120 CViton -15 to 392 F-26 to 200 CPTFE-235 to 500 F-148 to 260 CBRAY/VAAS KNIFE GATE & SLURRY VALVE PRODUCT GUIDE 13
Actuator OptionsDirect Mounted HandwheelElectric Actuator14 BRAY.COMHydraulic ActuatorBevel Gear ActuatorDouble Acting Pneumatic Actuator
Additional Accessories (Illustrated in red)Deflection ConeGate GuardGate LockNon Rising StemLockout OpenManual OverrideLeverChain WheelPneumatic FailsafeBRAY/VAAS KNIFE GATE & SLURRY VALVE PRODUCT GUIDE 15
THE HIGH PERFORMANCE COMPANYBRAY INTERNATIONALPRIMARY SALES AND SERVICE LOCATIONSUSAHouston, TexasCHINAHangzhou, ZhejiangMEXICOZapopan, áMIDDLE EASTDubaiSINGAPOREUbi bourne, AustraliaSOUTH KOREASeoulBRAZILPaulinia, Sao PauloGERMANYKrefeldPERULimaSOUTHEAST iȩcimUNITED KINGDOMGlasgowCHILESantiagoITALYMilanoFLOW-TEKRITE CORPORATIONAMRESISTKUGELHAHN MÜLLERUSAHouston, TexasCANADAMontrealUSAHouston, TexasGERMANYKrefeldBRAZILPaulinia, Sao PauloVALVTRONICBRAY/VAASCHINAHangzhou, ZhejiangARGENTINABuenos AiresINDIAChennaiHEADQUARTERSBray International, Inc.13333 Westland East Blvd.Houston, Texas 77041Tel: 281.894.5454bray.comAll statements, technical information, and recommendations in this bulletin are for general use only. Consult Brayrepresentatives or factory for the specific requirements and material selection for your intended application. Theright to change or modify product design or product without prior notice is reserved. Patents issued and appliedfor worldwide.Bray is a registered trademark of Bray International, Inc.Bray/VAAS is a registered trademark of Bray International, Inc. 2017 Bray International. All rights reserved.V-6017 EL Profile 09-2017
Series 765 – Bidirectional Slurry Valve 7 Series 766 – Bidirectional Slurry Valve 8 Series 767 – Bidirectional Slurry Valve 8 Series 768 – Bidirectional Slurry Valve 9 Series 770 – Bidirectional O-Port Gate Valve 9 Series
Apr 18, 2018 · SERIES 700 PAGE Series 740: Bi-directional Knife Gate Valve 4 Series 745: Bi-directional Slurry Valve 4 Series 746: Bi-directional Slurry Valve 5 Series 752: Bi-directional Slurry Valve 5 Series 755: Bi-directional Slurry Valve 6 Series 760: Bi-directional Slurry Valve 6 Series 762: Bi-directional Slurry Valve 7 Series 765: Bi-directional Slurry Val
Wey Knife Gate Valve MFA Pneumatique cylinder Wey Knife Gate Valve MFC Electric actuator Wey Knife Gate Valve MFE All actuator units are interchangeable without dis-mantling valve from pipe system Standard acc. SL 29125 Degreasing, 2comp. epoxy primer coat, 2comp. polyurethane top coat RAL 7030 – stone grey. Internal bolts stainless steel
the flow rate and pressure. To select the correct valve to fulfill these functions properly, an outline of the different types of valves and their features is given below. Butterfly valve Butterfly valve and globe valve Butterfly valve and ball valve Butterfly valve and gate valve Check valve Gate valve Globe valve Ball valve Valve shaped like a
flygt slurry pumps The main difference between slurry and waste water pumps is in the parts that are in direct contact with the slurry and thus subject to wear by the slurry’s solid particles. Important factors for slurry pumps such as cooling, seals and especially the hydraulic design, are
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NOTE: In a DUAL GATE INSTALLATION the gate opener on the same side of the driveway as the control box is known as the MASTER GATE OPENER and that gate is refered to as the MASTER GATE. Conversly the gate opener on the other gate is refered to as the SLAVE GATE OPENER and the gate is refered to as the SLAVE GATE. For Mighty Mule FM702, GTO/PRO .
Top to bottom: E) Serrated slicer or “bread” knife, F) boning knife, G) paring knife, H) and I) bird’s beak or “tourner” knife E is a serrated slicing knife, very useful for cutting crusty breads without smashing the slices. F is a flexible boning knife designed to flex as it follows the contours of bones during meat fabrication
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