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V1FS Butterfly Valve GBN
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A professional quarter-turn butterfly valve designed for light-duty bulk solids gravity discharge, integrated with GBN sealing technology, focusing on lightweight, quick installation and cost-effectiveness. It is the preferred choice for small-to-medium silos, hoppers and light-duty screw conveyors, solving the pain points of difficult installation and poor sealing of small-caliber valves.
Unique Advantages (GBN Series Exclusive)
GBN Integrated Sealing: One-piece NBR/FDA seal integrated with valve body, no loose parts, dust-tight up to 0.15 bar, 30% better sealing than ordinary V1FS valves.
One-Piece Lightweight Body: Aluminum alloy die-casting, 40% lighter than cast iron, manual installation without lifting tools, saving labor cost.
Dual Quick-Connect: Flange + clamp connection, installation time ≤5 minutes, compatible with fixed and quick installation scenarios.
Food-Grade Optional: 304 SS disc + FDA seal, compliant with FDA/EC 1935/2004, suitable for food, feed and pharmaceutical industries.
Cost-Efficient & Low Maintenance: Simplified structure, 24-month maintenance-free, 25% lower cost than similar products.
Key Specifications
Model: V1FS Butterfly Valve GBN | Type: Quarter-turn, single flange, light-duty | Body Material: Aluminum alloy (one-piece die-casting)
Disc Material: Cast iron / 304 SS (food-grade optional) | Seal Material: NBR / FDA NBR / FKM
Nominal Size: DN80-DN300 (3"-12") | Working Pressure: ≤0.15 bar | Working Temperature: -20°C~+80°C
Actuation: Manual lever (standard) / Pneumatic (optional) | Sealing Level: Dust-tight (GBN integrated sealing)
Application
Small-to-medium silos (grain, feed, cement), light-duty hoppers, small-caliber screw conveyors, food processing lines, feed mills, small chemical powder conveying, plastic particle storage and discharge.
Why Choose Our V1FS GBN
Exclusive GBN integrated sealing, no seal loosening; lightweight one-piece body, easy to install; food-grade optional for multi-scenario use; factory direct supply with 7-day stock delivery; 24-month warranty and 24-hour technical support.
Contact Information
Zhengzhou Tongjin Machinery Equipment Co., Ltd.
Email: info@tongjinjin.com
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