API 11b Wellhead Tool Double-Layer Stuffing Box to Seal Polished Rod

• Customization: Available
• Standard: Standard
• Material: Forged
• Model NO.: 3/4"-1-1/2"
• Usage: Forged
• Application: Machinery
• Transport Package: Plywood Case
• Specification: 1"-1-1/2"
• Origin: Shandong

Product Description

Product Description

 

 

The specifications and main parameters

 

Working Pressure: ≤1500psi

 

Bottom Thread: 1.3/4", 2", 2.1/2", 3", 3.1/2", 4"

 

Bottom Connection: Box or Pin, API Tubing or Line Pipe thread.

 

Material: AISI1045/4130 casting steel or ductile iron

 

Split Cone Packing (rod sizes): 1", 1.1/8", 1.1/4", 1.1/2" and 1.3/4"
Stuffing box to be installed at Pumping Well Head and seal off the Polished Rod with cone packing and free floating lubricated upper section to assure self alignment and packing burn out, designed to seal off leakage by fluid pressure.

This stuffing box is available for Single Pack and Double Pack stuffing box as below, using 1045/4130 casting steel or ductile iron as per customer demand, for cap, glands, body and base, bottom are API gauged threads of tubing EUE or LP.

They are suitable for rod sizes 1", 1.1/8" , 1.1/4", 1.1/2" and 1.3/4". Simple structure, easy installation and convenient
maintenance, and they can make sure the sealing effectiveness through its single packing or double packing or even triple packing.

 

1, Stuffing Box Structure:
Polished rod stuffing box is made up of cross shell, seal gate valves, sealing pin, sealing cap, rubber packing, etc. The bottom could be connected in thread, flange, clamp. The device could reduce the wear of the polished rod, increase oil recovery.

2, Stuffing Box Characteristics:
- Unique misaligning feature reduces need for exact alignment with the pumping unit
- Equipped with the cone packing
- Lub Upper Gland (LUG) with grease zerk to lubricating the rod
- Optional Oil Reservoir Gland (ORG) and Anti-Pollution Adapter (APA)
- Simple structure and easy to installation.
- Most widely-used stuffing box in the industry

3, Stuffing Box Specification:
- Working pressure: 1500psi
- Connecting Thread: 2-7/8" EUE, 3" LP, 3-1/2" EUE
- Working Temperature: 149ºC (H2S & CO2 below 1%)
120ºC (H2S below 2% & CO2 below 10%)
- Good performance at Mechanical Tear and Abrasive Resistance & in Steam Environments

4, Stuffing Box Cone Packing:
Cone Packing is available in size for polished rod 1-1/8", 1-1/4", 1-1/2" in set of four (3 top cone and 1 bottom cone) and one bottom cone.

5, Stuffing Box Installation and usage
- Before installation, user shall inspect the device comprehensively and clean it.
- Pay attention to the size of polished rod is conform to the valve specifications.
- When installation, adjust seal compression force till not leak. If the force is too big, the service lift will decrease.
- Every time adjust the force, user shall adjust in tiny range.

 

 

Packing pieces	Height
Required	13.1/2"	16"	17"
TOP	4	4	6
BOTTOM	1	1	1

 

  

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 For more information, you can contact me :

    Contact person : Alisa Ma

 

 

Looking forward to cooperating with you!