What materials are used for the coupling sleeves?

The sleeves are expertly crafted from high-quality steel, subjected to specialized processing and heat treatment techniques to guarantee exceptional strength.

Does the packaging meet international standards?

Yes, we use fumigation/heat-treated solid wood or non-fumigation plywood, providing formal fumigation certificates and IPPC marks for international shipping compliance.

Cemented Carbide Threaded Coupling Sleeves for Mining Tunnel Machinery

Name: Cemented Carbide Threaded Coupling Sleeves for Mining Tunnel Machinery
Brand: Shandong Juding Machinery Manufacturing Co., Ltd
SKU: 2135600622

Shandong, ChinaShandong Juding Machinery Manufacturing Co., Ltd

US$7.00-20.00

1 Piece

Sample price:US$7.00/piece.Request sample

Product profile

Customization

Available

Customized

Color

Black

Model NO.

customizable

Outside Diameter

Customizable

Standard

ISO9001

Usage

Oil Mining, Coal Mining, Well Drilling, Ore Mining

Material

Customizable

Technology

Forge

Structure Attribute

High-Pressure Resistant Thick-Wall Sleeve

Thread Type

R22,R25,R28,R32,R38,T38,T45,T51

Surface Treatment

Paint Spraying

Texture

Carbon Steel

Applicable Scene

Architecture, Energy and Mining

Transport Package

Wooden Box

Specification

R25 R32 T38 T45 T51

Trademark

OWN

Origin

China

Key features

Customizable Specifications: All types, materials, lengths, and thread specs can be customized.

High Strength & Durability: Crafted from high-quality steel with specialized heat treatment for longevity.

Three Coupling Types: Semi-Bridge, Full-Bridge, and Reducer sleeves for diverse drilling needs.

Robust Packaging: Solid wood/plywood boxes withstand 0.5-50t load with impact resistance.

24h Technical Support: 24-hour response mechanism for installation, maintenance, and troubleshooting.

Zero Defect Quality: Scientific full-process inspection ensures zero defects in product quality.

International Compliance: Fumigation/heat treatment options with IPPC mark for smooth customs clearance.

Wide Application: Suitable for oil, coal, well, and ore mining, plus architecture projects.

Company profile

Shandong Juding Machinery Manufacturing Co., LtdShandong, China

Business Type: Trading CompanyAverage Response Time: ≤0.62h

AI-Powered supplier vetting

SummaryShandong Juding Machinery Manufacturing Co., Ltd. is a China-based limited company established in September 2022 and identified as a trading company engaged in manufacturing and processing machinery. Its stated product scope includes drill bits, drill rods, drill tools, hydraulic equipment, and rock-drilling equipment. The supplier reports three production lines, export activity beginning in December 2022, and exports accounting for 51%–70% of total sales. It describes a 100,000-square-meter factory and claims technical expertise in product optimization and customized solutions, although another record reports the manufacturing plant area as 0.0, creating an unresolved inconsistency. No certification information, named customer cases, quality-control staffing, after-sales processes, or verifiable financial-strength evidence is provided. Production capability is supported by the reported production lines and factory description, while several other evaluation areas remain insufficiently documented.

Supplier typeThe supplier is explicitly classified as a Trading Company and as a limited company, while its commercial engagement is Manufacturing & Processing Machinery. Its descriptions also state that it researches, produces, sells, and services drilling, excavation, hydraulic, and rock-drilling equipment. This indicates a trading-company classification with stated manufacturing-related operations.

R&D capabilityThe supplier states that it follows an innovation-driven approach and that its team has industry experience and technical expertise in product-structure optimization, performance improvement, and customized solutions. These are explicit capability claims, but no patents, R&D metrics, completed projects, or independently verifiable innovation results are provided.

Production capacityThe supplier reports three production lines and describes a factory dedicated to research, development, production, sales, and service for drilling and hydraulic equipment. However, the reported factory area is inconsistent: one slice states 100,000 square meters, while another records the manufacturing plant area as 0.0; quality-control staffing is also listed as unavailable. The production lines and stated manufacturing activities support capability, but the facility information requires verification.

Customization capabilityThe supplier explicitly states that its technical team can develop customized products from customer drawings and working conditions, addressing personalized application needs across different scenarios. This directly supports customization capability, although no specific customization examples or customer deliverables are provided.

Product Q&A

Q:What customization options are available?

All types, materials, lengths, and thread specifications of connection sleeves can be customized to meet specific requirements.

Q:What are the three types of coupling sleeves offered?

We offer Semi-Bridge Coupling Sleeves for high-torque machines, Full-Bridge Coupling Sleeves for stable open-pit mining, and Reducer Coupling Sleeves for transitioning between thread types.

Q:What is the lead time for production?

The average lead time is 1-3 months for both peak season and off-season periods.

Q:How is the product packaged for shipping?

Products are packed in solid wood or plywood boxes with reinforcement, capable of withstanding 0.5-50t load, with optional internal cushioning and damp-proof layers.

Q:What after-sales support is provided?

We provide a 24-hour technical response mechanism, including installation guidance, maintenance training, and troubleshooting to ensure project progress.