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Metal-Bearing Idler Assembly for Belt-Driven Mining Machines
US$5.00
10-999 Pieces
US$4.50
1,000-1,999 Pieces
US$3.00
2,000+ Pieces
Sample price:US$9.90/piece.Request sample
Product profile
Customization
AvailableMaterial
SteelApplication
Chemical Industry, Grain Transportation, Mining Transport, Power Plant, Coal, Cement, Steel, Quarry Site, PortModel NO.
SPG-31Structure
Ordinary RollerBearing Type
Double Sealed BearingType
Parallel Conveyor IdlerConveyor Roller Seal
Labyrinth SealRoller Standard
ISO, Cema, DIN, JIS, etcRoller Working Life
50, 000 HoursBearing Brand
Sk F, NSK, Lyc etc.Roller Tube
Q235 Carbon SteelRoller Shaft Diameter
20/25/30/35/40/45/50mmRoller Shell Thickness
3.5/4/4.5/5/5.5/6mmRoller Bearing
6204/6205/6305/6206/6306/6307/6308/6309/6310Roller
Carrier, Impact, HDPE, Return, Trough, Disc, SpiraRoller Diconveyor Roller Sealameter
76-219mmRoller Length
190mm to 3500mmShaft
Q235 Carbon SteelBearing
Single and Double Row Deep Groove Ball Bearing 2rzFinish
Painting/Rubber/Steel Screew/GalvanizedWelding
Mixed Gas Shielded Arc Welding EndTransport Package
Standard Export Plywood CasesSpecification
SPD conveyor roller setTrademark
SPDOrigin
Rizhao City, Shandong Province, ChinaHS Code
84313900Production Capacity
600piece/DayKey features
50,000 Hours Lifespan: Guaranteed 30,000 to 50,000 hours service life under normal working conditions.
Energy Saving Design: Rotation resistance is 30% lower than national standards, saving 40% power consumption.
Dustproof Seals: Non-contact labyrinth seals provide dustproof and waterproof protection, exceeding GB/JIS standards.
Customizable Options: Supports customization for color, bearing brand, roller standard, and specific working conditions.
Certified Quality: Certified by SGS, BV, ISO9001:2008, and passed Mine Products Safety Mark certificate.
Robust Construction: Made of Q235 carbon steel with high-precision ERW seam pipe and accurate cold-drawn shafts.
Wide Application: Suitable for mining, port, chemical, grain transport, power plants, and cement industries.
Company profile
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: ≤0.76h
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 are your payment terms?
A:
We accept T/T or L/C. Other payment terms can be discussed.
Q:Do you support customization?
A:
Yes, we support customization according to your specific requests.
Q:What is the minimum order quantity (MOQ)?
A:
The MOQ is 1 piece.
Q:What is your production capacity for idlers?
A:
Our production capacity for idlers is 200,000 pieces per year.
Q:What is the lifespan of your rollers?
A:
Our rollers have a long lifespan with good performance, usually ensuring 30,000 to 50,000 hours under normal site and operation conditions.
Send Inquiry
*To:
Shandong Sealand Equipment Group Rizhao Co., Ltd.
Shandong Sealand Equipment Group Rizhao Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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