一种电缆坐封永久封隔器，用于防砂完井的最下部，起到承托管柱和砾石的作用。 通过坐封工具推动外筒，剪断坐封销钉，推动卡瓦，压缩胶筒坐封。

主要特性

◎ 金属材料可选P110、T95、N80等级别； 

◎ 下入、坐封、回收过程中无需旋转管柱； 

◎ 双内卡瓦锁紧机构，可靠性高； 

◎ 胶筒承压能力强； 

◎ 内通径大，易于后续施工作业。

SPF SUMP PACKER

INTRODUCTION

SPF sump packer is a permanent packer, which needed to be set by special hydraulic or wireline pressure-operated setting tool. Also, it can be used as injecting & extrusion and testing bridge plug.

FEATURES

◎ Metal materials can be P110, T95, N80 and other grades;

◎ SPF does not need to rotate the string in the process of running, setting and recovery;

◎ SPF has double inner slip locking mechanism, high reliability;

◎ Strong pressure bearing capacity of rubber cylinder;

◎ The inner diameter is large, which is easy for subsequent construction.

Note: Other specification products are available.