What is the minimum order quantity?

The minimum order quantity is 1 unit.

What certifications does the product hold?

The product is certified with ISO 9001 and CE standards.

What is the load capacity of the mandrel?

The mandrel has a load capacity of 7.5 tons.

Mandrel Expending Whith Auto Motor for Transformer Coil Winding Production

Name: Mandrel Expending Whith Auto Motor for Transformer Coil Winding Production
Brand: Shandong Sto & Jiuyuan Machinery Co., Ltd
SKU: 2073416642

Shandong, ChinaShandong Sto & Jiuyuan Machinery Co., Ltd

US$10,000.00-30,000.00

1 Set

Product profile

Customization

Available

Voltage

380V

Warranty

1 Year

Certification

ISO 9001: CE

Painting

Spray Paint

Brand

Sto

Usage

Dry Transformer Coil Mandrel

Expending Dia

1050-1300

Transport Package

Wooden Box and Iron Pallet

Specification

300

Trademark

STO

Origin

Jinan, China

Key features

Umbrella & Wedge Mechanisms: Offers Umbrella and Wedge types for efficient expansion and contraction via lead screw drive.

Wide Expanding Range: Effective diameter range of 1050-1300mm with 7.5t load capacity for various coil sizes.

Dual Usage Compatibility: Mold supports both horizontal and vertical winding machines with easy docking attachments.

High Precision & Stiffness: Ensures high positioning accuracy and good mold stiffness for winding high-quality coils.

Durable External Cladding: Staggered block structure made of hard plastic, smooth, flat, and resistant to cracking.

Flexible Customization: Supports full customization, minor customization, and customization from samples or designs.

ISO 9001 & CE Certified: Product meets ISO 9001 quality standards and holds CE certification for safety and compliance.

Low Labor Intensity: Smooth rotation and quick diameter changes reduce labor intensity and improve work efficiency.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceMulti-language PioneerExperienced Team

Shandong Sto & Jiuyuan Machinery Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Qingdao portAverage Response Time: ≤0.09h

AI-Powered supplier vetting

SummaryThe supplier is a professional mechanical equipment and machine-tool manufacturer with stated R&D capability, 3D design services, and broad customization options. Its registered scope covers machine-tool manufacturing, mechanical parts, instruments, wire and cable sales, equipment rental, and import/export. Quality-related procedures include finished-product inspection instructions, raw-material traceability, corrective and preventive action procedures, and complaint-handling procedures. However, the supplier reports only two production lines and two quality inspectors, does not conduct ongoing batch quantity reconciliation, and lacks an outsourcing SOP and valid contracts with affiliated subcontractors. CE certification is stated, but no SDK, overseas agents, warehouses, showrooms, or offline trade-show participation are reported. Financial information is represented only by years, without assessable financial performance data. Customer cases are not provided.

Supplier typeThe supplier’s business scope explicitly includes metal cutting machine-tool manufacturing, mechanical equipment development, mechanical parts and instrument manufacturing, and related sales. It also identifies itself as a professional technical supplier, supporting classification as a technical machinery and equipment manufacturer.

CertificationsCE certification is explicitly reported under sustainable development and product certification capability. No additional certifications are identified in the provided information.

After-Sales capabilityThe supplier has documented corrective and preventive action and customer-complaint procedures, with records reportedly followed. However, it reports no in-stock service capability, overseas warehouse, overseas agent or branch, or overseas showroom; therefore, procedural support exists but broader international after-sales infrastructure is not demonstrated.

R&D capabilityThe supplier explicitly reports professional technical R&D capability, 3D software design services, and multiple customization methods. However, it reports no available SDK, and no further evidence of proprietary technology, patents, or measurable innovation outputs is provided.

Production capacityManufacturing resources include machining, cutting, milling, drilling, sawing, welding, and painting equipment, with two production lines and two quality inspectors. Deficiencies include no ongoing batch quantity reconciliation, no outsourcing manufacturing SOP, no valid contract with affiliated subcontractors, and no inventory capability, so production capacity is evidenced but operational controls and flexibility have limitations.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design services and R&D support. These statements provide direct evidence of broad customization capability.