Oil and gas seal
Products
Home Products

Oil & Gas Seal

Downhole Seal

Seal Stack

PEEK V stacks for downhole tool

PEEK V stacks for downhole tool

The V Stack seal assembly is comprising a top adapter or anti-extrusion ring (1), Vee Rings (2) and a bottom adapter (3). In the assembly the energizing axial force is transferred between the individual packing rings so that each ring is pressed into positive contact with the mating hardware surface. Special material grades are available for a large variety of working conditions.

The chevron seal stack material could be PEEK, modified PTFE and spring.

  • Item NO.:

    ESI/ESY
  • Payment:

    T/T
  • Product Origin:

    China
  • Shipping Port:

    Guangzhou
  • Order(MOQ):

    50
  • Product Detail

PEEK V stacks for downhole tool


The V Stack seal assembly is comprising a top adapter or anti-extrusion ring. The structure is multi-layer sealing, it has several sealing lips and can withstand large extrusion clearance, potential dislocation and rough surface finish. The one-way retaining ring structure can meet the general sealing requirements. Typical applications include stem, throttle, fishing tools, and pump seals.

(1).Vee Rings;

(2).and a bottom adapter;

(3).In the assembly the energizing axial force is transferred between the individual packing rings so that each ring is pressed into positive contact with the mating hardware surface. Special material grades are available for a large variety of working conditions.


In the assembly the energizing axial force is transferred between the individual packing rings so that each ring is pressed into positive contact with the mating hardware surface. Special material grades are available for a large variety of working conditions.


The seal stack material could be PEEK, modified PTFE and spring.


Benefits:

1. Very robust seal
2. Multiple sealing lips for positive seal
3. Easy replacement in the field with split rings
4. Extensive range of sizes
5. peek seal Can be used with poor counter surfaces 
6. Operating temperatures of -49°F to +500°F / -  45°C to +260°C depending on the elastomer
7. Compatible with virtually all media


Working Conditions
Working Pressure
Temp range
Working Medium
≤12.5kPsi
40~350F gas and water


Size:

3.5", 4.5"

Send A Message

If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Related Products
PTFE PEEK chevron seal stack
V-Stack Seal Assembly for oil & gas

V-Packings are used in various Oilfield Downhole equipment such as various Valves etc. V-Packings are extremely suitable for usage in medium to heavy duty applications. Vee Packings accept low and high pressure while operating in the most extreme conditions and also if there exists any misalignment between the sealing gaps.

seal stack manufacturer
Seal stack for well tools sliding sleeve

A seal assembly for use in a wellbore tool, it acts as a flow restrictor protecting a lower end of the seal assembly from high pressure and/or high volume flow.

Ring type joints ring gasket
Ring type joints for valve pressure testing

Nylon BX R RX style Test Ring Gasket is good for valve pressure test. JST Nylon ring joint test gaskets are a no damaging method to test and re-certify ring type joint flanges.

Hydraulic cylinder PU seals
UNS UHS piston rod seal

UNS UHS is a lip-seal which can be used for both piston and rod .

Valve Stem Seal specification
PTFE Spring energized valve stem packing

Spring energized valve stem packing contributes to the overall performance of industrial operations. They serve the vital task of keeping oil and liquids in while keeping contaminants out.

OFS Inner seat seal
PEEK OFS ID face seal

ID Face Seal for Cameron Type FLS Gate Valves, are spring-loaded, pressure-energized lip seal that improve gate and seat service life for all Cameron style FLS gate valves.

Wellhead pack off seal assembly
Wellhead secondary pack off seal

Wellhead secondary pack off seal is used to seal the hanger to the wellhead.

HNBR Centralizer fins design
Downhole MWD centralizer rubber fins

JST's centralizer rubber fins is made according to customer requirements. The centralizer fin has a retrievable, reseatable, flexible design. This Rubber and metal reinforced rubber centralizer fins are available for a variety of MWD (measurement while drilling) tools and oil well logging and monitoring instruments.

© Copyright: 2024 Guangzhou JST Seals Technology Co., Ltd. All Rights Reserved.

粤ICP备12032262号 IPv6 network supported

IPv6 network supported

top

Send A Message

Send A Message

    If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

  • #
  • #
  • #