API 11B Polished Rod Stuffing Box Cone Packing

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1. Introduction of packing

The packing is installed in the stuffing box as important parts to seal polished rod to prevent crude oil spill well.


2. Material

2.1. Nitrile Rubber

2.2. Teflon

2.3. Rubber & fiber


3. Feature

3.1. Good wear resistance

3.2. Good sealing performance

3.3. Good ageing resistant performance


4. Specification

Packing are furnished for the polished rod sizes


Size

Working pressure

(psi)

Working temperature

(℃)

Type

1-1/8” (28.58mm)

1500, 2000, 3000

≤220

Cone, Ring

1-1/4” (31.75mm)

1-1/2” (38.10mm)

1-3/4” (44.45mm)


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