What is the lead time for production?

The average lead time is one month for both peak and off-peak seasons.

Is OEM or ODM service available?

Yes, we offer both OEM and ODM services for customized requirements.

What is the minimum order quantity?

The product description does not specify a minimum order quantity.

Stone

Name: High Efficiency Stone Grinding Mill Machine Ball Mill, Grinding Mill for Volcano Rock/Tungsten Ore/Stone
Brand: Henan Centbro Machinery Equipment Co., Ltd.
SKU: 1924439682

Henan, ChinaHenan Centbro Machinery Equipment Co., Ltd.

US$10,000.00-1,000,000.00

1 Piece

Product profile

Customization

Available

Type

Ball Mill

Motor Type

AC Motor

Model NO.

Motor Power

380kw

Rotationl Speed

21.7r/Min

Application

Construction

Materials

Metallurgy

Condition

New

Warranty

One Year

After-sales Service

Engineer Working on The Site

Weight

54t

Output

15-28t/H

Feed-out Material Size

0.074-0.4mm

Feed-in Material Size

<25mm

Ball Load

35t

Transport Package

Eporting Standard

Specification

Please see the details

Trademark

STM Centbro

Origin

Zhengzhou, China

HS Code

8474202000

Production Capacity

20 Sets Per Month

Key features

Wide Application Range: Suitable for minerals, metallurgy, chemicals, building materials, coal, and various ores with hardness below 8 class.

High Efficiency Grinding: Output capacity ranges from 0.5 to 180 tons per hour depending on the model selected.

Durable Construction: Cylinder rolled and welded with Q235B steel plate; hollow shaft made of ZG35 cast steel.

Easy Maintenance: Simple structure design with replaceable lining and convenient installation and adjustment.

Customizable Output: Final product fineness adjustable from 0.047mm to 0.89mm based on specific model requirements.

Quality Certifications: ISO9001:2000, TUV, and CE certified with strict quality control system.

Professional Installation: Engineer team provided for on-site installation, debugging, and training upon delivery.

OEM/ODM Services: Customization available for weight, output, and material size with OEM and ODM support.

Company profile

Henan Centbro Machinery Equipment Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedNearest Port: Qindao PortAverage Response Time: ≤1.95h CertifiedTerms of Payment: LC, T/T, Western Union CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryHenan Centbro Machinery (STM) Equipment Co., Ltd. is a China-based limited company established in 2019, supplying mining and industrial equipment including crushers, sand-making machines, mills, and complete plants. The evidence indicates ISO9001:2015, EU CE, and TUV certifications, along with stated R&D and innovation capabilities. STM reports design support, technical training, installation and debugging guidance, and combined online and door-to-door service. Production information is inconsistent: one slice reports a 3,200 m² facility, more than 10 production lines, and 50 crusher and grinder pieces of annual output, while another describes an 80,000 m² workshop, over 200 staff, and more than 30 large machines. The supplier states cooperation with customers in over 30 countries. No reliable assessment of financial credibility or customization capability can be made from the non-financial evidence provided.

Supplier typeThe supplier is identified as a combined business entity and limited company based in Zhengzhou, Henan, China. Its stated business is manufacturing and selling mining machinery and industrial equipment, with products including jaw, impact, and cone crushers, sand-making machines, and grinding mills.

CertificationsThe supplier explicitly reports ISO international quality system certification, EU CE certification, TUV certification, and an ISO9001:2015 certificate. These statements provide direct evidence of multiple quality or conformity certifications, although the slices do not provide certificate numbers, validity dates, or scopes.

After-Sales capabilitySTM states that it has an experienced service team providing free design, professional technical training, and live installation and debugging guidance. It also combines door-to-door and online service and reports service networks across China, indicating explicit domestic support capability.

R&D capabilityThe supplier describes itself as a high-tech company integrating R&D, production, and distribution, and states that it has strong R&D strength and innovation. Its product and process solutions cover aggregates, mining, and waste recycling, but the slices provide limited detail on patents, dedicated R&D resources, or documented innovations.

Production capacityProduction evidence includes a manufacturing facility, more than 10 production lines, over 30 large fabrication machines, and reported output of 50 crusher and grinder pieces. However, facility size and staffing claims differ materially between slices, so production scale is supported but not consistently verifiable in detail.

Client casesSTM states that its products and solutions are used in aggregates, mining, and waste recycling, and that it has cooperative relationships with customers in more than 30 countries. It also reports established client files, but no named customers, project references, locations, or independently verifiable case details are provided.