What is the maximum pressure differential?

The maximum pressure differential is 35 MPa.

Does the packer require tubing weight to set?

No, it does not require tubing weight to be set and packs off equally well at any point.

What certifications does the company hold?

The company is certified under ISO-9001, ISO-14001, and OHSAS-18001 standards.

Downhole Tools Cup Packer for Oil Drilling Equipment

Name: Downhole Tools Cup Packer for Oil Drilling Equipment
Brand: Dongying Zhaoxin Industry and Trade Co, Ltd.
SKU: 2242645655

Shandong, ChinaDongying Zhaoxin Industry and Trade Co, Ltd.

US$300.00

1 Piece

Sample price:US$300.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

9-5/8*4-1/2

Manufacturing Process

CNC Milling

Surface Treatment

Galvanized

Operation Pressure

Atmospheric Pressure

Material

Alloy

Product Name

Cup Packer

Size

5-1/2,6-5/8,7,9-5/8

Transport Package

Wooden Case

Specification

6-5/8

Trademark

Origin

China

HS Code

8431431000

Production Capacity

3000PCS

Key features

Self-Sealing Design: Relies on interference contact between cup and casing for effective annular sealing.

No Latching Mechanism: No slips or locks to get fouled by sand, shale, or mud during operation.

Versatile Installation: Can be run with cups opposing or in the same direction depending on application.

Flexible Setting: Packs off equally well at any point in the hole without requiring tubing weight.

Durable Construction: Features vulcanized rubber on metal frame with rugged design for longevity.

Certified Quality: ISO-9001, ISO-14001, and OHSAS-18001 certified manufacturing processes.

Customizable Sizes: Available in 5-1/2, 6-5/8, 7, and 9-5/8 inch sizes for specific needs.

OEM/ODM Support: Full OEM and ODM services available with 5 R&D engineers.

Company profile

Dongying Zhaoxin Industry and Trade Co, Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2014-04-14 CertifiedNearest Port: Qingdao PortAverage Response Time: ≤11.51h CertifiedTerms of Payment: LC, T/T

AI-Powered supplier vetting

SummaryDongying Zhaoxin Industry and Trade Co., Ltd. is a China-based limited company in Shandong that manufactures and processes oilfield tools and equipment. The supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications, a dedicated R&D team, more than 40 national patents, six to ten quality-control staff, and two production lines. It offers downhole tools, cementing tools, wellhead equipment, oil-well packers, tubing anchors, and torque anchors. The company states that it provides research, development, manufacturing, sales, and after-sales service. Export activity is documented since 2014, with markets in South America and Europe, although export sales represent only 11%–20% of total sales. Evidence is insufficient to assess financial credibility, customization capability, or specific customer cases.

Supplier typeThe supplier is a Chinese limited company engaged in manufacturing and processing machinery, specifically oilfield tools and equipment. Its stated activities cover research, development, manufacturing, sales, and after-sales service, indicating a manufacturer rather than only a trading intermediary.

CertificationsThe supplier explicitly reports ISO9000 international quality-system certification and current ISO9001:2015, ISO14001:2015, and ISO45001:2016 certificates. These certifications provide direct evidence of formal quality, environmental, and occupational-health-and-safety management systems.

After-Sales capabilityThe company explicitly states that its business includes sales and after-sales service for oilfield tools and equipment. However, the slices do not describe service coverage, staffing, response times, spare parts, or warranty terms.

R&D capabilityThe supplier reports a practical and experienced R&D team, more than 40 national patents, five years of R&D-engineer experience, and a stated focus on new products and technology. These claims directly support an established innovation function, although no patent titles or technical performance data are provided.

Production capacityThe supplier operates a manufacturing plant of 11,000 square meters, two production lines, and reports one-month order fulfillment in both off-peak and peak seasons. Its listed product scope covers multiple oilfield equipment categories, supporting production capability, although detailed capacity and equipment information is unavailable.