What certifications does the product have?

The product is certified by SGS, BV, ISO9001:2008, and has passed the Mine Products Safety Mark certificate.

What is the energy efficiency of the roller?

The resistance of roller rotation is 30% lower than national standards, which can save 40% power consumption per hour.

What is the supply capacity?

The supply capacity is 600 pieces per day.

Heavy-Duty Dustproof and Waterproof Return Roller for Mining

Name: Heavy-Duty Dustproof and Waterproof Return Roller for Mining
Brand: Shandong Sealand Equipment Group Rizhao Co., Ltd.
SKU: 1914933081

Shandong, ChinaShandong Sealand Equipment Group Rizhao Co., Ltd.

US$99.00

1-999,999,999,999,999,999 Pieces

US$9.90

1,000,000,000,000,000,000+ Pieces

Sample price:US$9.90/piece.Request sample

Product profile

Customization

Available

Application

Chemical Industry, Grain Transportation, Mining Transport, Power Plant, Port

Structure

Ordinary Roller

Bearing Type

Double Sealed Bearing

Type

Grooved Conveyor Idler

Motor Type

Frequency Control Motor

Installation

Turning

Place of Origin

Shandong, China (Mainland)

Brand Name

SPD

Roller Diameter

76-219mm

Roller Length

190mm to 3500mm

Roller Tube

Q235 Carbon Steel

Shaft

Q235 Carbon Steel

Bearing

Single and Double Row Deep Groove Ball Bearing 2rz

Bearing Brand

SKF, NSK, Lyc etc.

Finish

Painting/Rubber/Steel Screew/Galvanized

Welding

Mixed Gas Shielded Arc Welding End

Transport Package

Standard Export Plywood Cases

Specification

SPD-Aligning roller set

Trademark

SPD

Origin

Rizhao City, Shandong Province, China

HS Code

84313900

Production Capacity

600piece/Day

Key features

Extended Roller Lifespan: Assured 30,000 to 50,000 hours lifespan under normal working conditions.

Energy Saving Design: 30% lower rotation resistance than national standards, saving 40% power consumption.

Dust and Water Proof: Features 5 pcs Lybrinth Seal for effective water and dust proofing.

High Quality Bearings: Fitted with quality deep ball ZZ C3 bearings for maximum life.

Customizable Dimensions: Roller diameter 76-219mm and length 190mm to 3500mm available.

Certified Quality: Certified by SGS, BV, ISO9001:2008, and Mine Products Safety Mark.

OEM/ODM Service: Full customization and OEM/ODM services available for designs.

Advanced Manufacturing: Manufactured with automatic welding and digital cutting devices.

Company profile

Product CertificationManagement CertificationQuality Assurance

Shandong Sealand Equipment Group Rizhao Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization CertifiedExport Year: 8 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.69h

AI-Powered supplier vetting

SummaryShandong Sealand Equipment Group Rizhao Co., Ltd. is a China-based limited company established in 2018, with 609 employees and a 67,000 m² manufacturing plant. It operates more than 10 production lines and reports annual production of 190,720 conveyor roller and frame sets, with stated peak- and off-peak-season lead times of one month. Its capabilities cover conveyor systems, port-handling equipment, steel structures, installation, maintenance, and industrial system integration. The supplier reports over 70 professional designers, five R&D engineers, and 21–30 quality-control staff. It exports to multiple regions and began exporting in 2007. Evidence supports strong production scale, after-sales and project-service capabilities, innovation resources, and documented customer projects. The company also states that it holds production qualification for transport machinery and Grade-I Professional Contracting Qualification of steel structure. Financial credibility cannot be assessed because the provided...

Supplier typeThe supplier is identified as a combined business entity and a limited company in China. Its stated activities combine industrial product research and manufacturing, steel-structure and equipment production, and general contracting for industrial system integration.

CertificationsThe supplier states that it is a member of the Standardization Administration of China/Technical Committee (SAC/TC331) and holds production qualification for transport machinery together with Grade-I Professional Contracting Qualification of steel structure. These are explicit qualification and industry-participation claims, although no separate certificate numbers or validity dates are provided.

After-Sales capabilityThe company explicitly provides installation, operation, maintenance, and targeted solutions for port equipment and continuous conveyor systems, including general contracting services. This indicates established post-delivery and lifecycle-service capability supported by 21–30 quality-control staff, although geographic service coverage is not specified.

R&D capabilityThe supplier states that it is committed to design and innovation and has over 70 professional designers responsible for port-handling systems, steel structures, and modular-house development. It also reports five R&D engineers and identifies technological innovation as a development policy, providing explicit evidence of innovation resources and activity.

Production capacityThe supplier reports more than 10 production lines, a 67,000 m² manufacturing plant, 609 employees, annual output of 190,720 conveyor roller and frame sets, and annual steel-structure production of 100,000 tons. It also states that both off-peak and peak-season order fulfillment takes one month, supporting a substantial and relatively consistent production capability.

Customization capabilityThe company describes design and development services, professional port-handling-system design, targeted customer solutions, and general contracting across industrial, civil, public, and park construction. These statements support project-based customization and integrated delivery, but no specific examples of customized products or customer-defined technical specifications are provided.

Client casesThe supplier states that it has undertaken the Ore Wharf belt Conveyor System in Rizhao Port and the HUANENG Power Plant Belt Conveyor Engineering. These named project references demonstrate experience in port and power-plant conveyor engineering, although project dates, scope details, and customer verification information are not included.

Product Q&A

Q:What is the lifespan of the conveyor roller?

The roller lifespan is assured to be 30,000 to 50,000 hours under normal working conditions and maintenance.

Q:Is customization available for this product?

Yes, we offer full customization, including customization from designs, OEM, and ODM services. Dimensions like diameter (76-219mm) and length (190mm to 3500mm) can be adjusted.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 100 pieces.

Q:What are the payment terms?

We accept T/T, LC, D/P, Western Union, PayPal, and Small-amount payment.

Q:What is the lead time for production?

The average lead time is one month during the off-season and 1-3 months during the peak season.