顶部尾管封隔器是基于永久生产封隔器而特殊设计的，可用于高温环境下。封隔器 坐封后在套管内可同时具有悬挂和密封作用，该封隔器具有耐高压和高应力能力，用于压裂作业。

◎ 高应力和压力等级： 适用于压裂作业； 

◎ 大通径： 大通径便于工具通入尾管；

◎ 两套方向相反，环形周向受力卡瓦：确保封隔器坐封后不会移动； 

◎ 内锁紧，膨胀金属支撑环设计：有助于封隔器与套管形成密封，并保证胶皮不受损坏。

TOP HANGER PACKER

INTRODUCTION

Top Hanger Packer is specially designed on the basis of permanent packer and can work under high  Temperature condition.The Packer can work in fracturing operations with suspension and seal functions,  withstanding high pressure and strain.

FEATURES

◎ High strain and pressure rating: applicable in fracturing operation; 

◎ Big bore: big bore make it easy for tools to pass down the liner; 

◎ Two sets of slips withstanding circumferential stress from opposite directions: to ensure that no shifting will  happen after the packer being set;  

◎ Internal locking, expandable metal backup ring design: conductive to the packer and casing seal and protect  the rubber from damages.

Note: Other specification products are available.