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Pneumatic Ceramic V-Port Control Ball Valve
Control Valve

Pneumatic Ceramic V-Port Control Ball Valve

Pneumatically actuated V-port ball valve with ceramic trim for highly corrosive and abrasive control applications.

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Product Overview

The pneumatic ceramic V-port control ball valve uses a precision-ground V-notch ball with alumina or silicon carbide ceramic trim. The ceramic surfaces provide unmatched wear resistance and chemical inertness against acids, alkalis, and abrasive slurries found in chemical processing and mining.

Combined with a pneumatic diaphragm actuator and smart positioner, the valve achieves equal-percentage flow characteristics with 200:1 turndown — a preferred throttling solution for tough media.

Key Features

  • Ceramic Trim: Al₂O₃ / SiC ball + liner withstands HF, HCl, and slurry erosion
  • V-Port Geometry: Equal-percentage trim for accurate flow control
  • Wide Rangeability: Up to 200:1 turndown for varying process conditions
  • Self-Cleaning Design: V-notch shears fibers and particles to prevent clogging
  • Pneumatic Positioner: Smart 4-20 mA positioner with auto-calibration

Technical Highlights

Size RangeDN25 - DN500
Pressure RatingPN16 - PN64, Class 150-600
Body MaterialWCB + Ceramic Lining / 904L
Ball / Seat MaterialAl₂O₃ / SiC Ceramic
Flow CharacteristicEqual Percentage (等百分比)
Leakage ClassANSI Class IV / V

Typical Applications

Chlor-alkali, titanium dioxide production, fertilizer slurry, mining tailings, paper stock, FGD limestone slurry.

产品概述

气动陶瓷V型调节球阀采用精密研磨的V型切口球芯,配以氧化铝或碳化硅陶瓷内衬。陶瓷材质对强酸、强碱、磨蚀性矿浆等介质具有无与伦比的耐磨性和化学惰性。

配合气动薄膜执行器和智能定位器,可实现等百分比流量特性和200:1的宽调节比,是严苛介质调节的首选方案。

核心特点

  • 陶瓷内衬: 氧化铝/碳化硅球芯和衬里,耐氢氟酸、盐酸和矿浆冲刷
  • V型球芯: 等百分比流量特性,调节精度高
  • 宽调节比: 高达200:1调节比,适应工况波动
  • 自清洁设计: V型切口剪断纤维和颗粒,防堵塞
  • 气动定位器: 智能4-20mA定位器,自动校准

技术参数

Size RangeDN25 - DN500
Pressure RatingPN16 - PN64, Class 150-600
Body MaterialWCB + Ceramic Lining / 904L
Ball / Seat MaterialAl₂O₃ / SiC Ceramic
Flow CharacteristicEqual Percentage (等百分比)
Leakage ClassANSI Class IV / V

典型应用

氯碱化工、钛白粉生产、化肥料浆、矿山尾矿、造纸浆料、脱硫石灰石浆液。