What are the payment terms accepted for this product?

Accepted payment terms include LC, T/T, D/P, PayPal, and Western Union.

What is the lead time for delivery?

The lead time varies by season: 3-6 months during the off-season and 6-12 months during the peak season.

Is the vibration system maintenance-free?

The fully sealed eccentric wheel keeps lubricating oil clean, making it maintenance-free for 2 years or 2000 hours.

Sem Machine 20ton Single Drum Vibration Road Roller (SEM520)

Name: Sem Machine 20ton Single Drum Vibration Road Roller (SEM520)
Brand: Maxizm Construction Machinery (Qingdao) Co., Ltd.
SKU: 1970939965

Shandong, ChinaMaxizm Construction Machinery (Qingdao) Co., Ltd.

US$49,000.00

1 Piece

US$46,000.00

2 Pieces

US$43,000.00

3 Pieces

US$41,000.00

4 Pieces

US$36,000.00

5+ Pieces

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

SEM520

Type

Road Roller

Working Method

Vibration

Axle

Single Drum

Grinding Wheel Type

Vibratory

Compaction Depth

30cm

Engine Type

Diesel Engine

Travel Speed

2.63~8.6km/H

Centrifugal Force

360/208 Kn

Condition

New

Std Rated Power-Gross

129 Kw

Rated Speed

2,200 R/Min

Weight on Rear Axle

20000 Kg

Static Linear Load

461 N/Cm

Max. Grade Ability W/O Vibbration

30%

Transport Package

Nude Packing

Specification

6222*2430*3200mm

Trademark

SEM

Origin

Shandong, China

HS Code

8429401100

Production Capacity

1000 Uints Per Year

Key features

High Reliability Gearbox: Electronically controlled power shift gearbox ensures high durability and optimized compaction efficiency.

Advanced Safety Monitoring: Three-level fault alarm system with real-time detection of abnormal conditions to prevent failures.

Low Maintenance Design: Fully sealed eccentric wheel keeps oil clean; maintenance-free for 2 years or 2000 hours.

Smooth Operation Control: Simple handle controls with automatic deceleration clutch and optional progressive split-torque differential.

Powerful Compaction: 20-ton single drum vibration road roller with 360/208 kN centrifugal force for effective ground compaction.

Versatile Performance: Max grade ability of 34% and turning radius of 6,350 mm ensure good passability on harsh terrain.

Real-time Frequency Display: Vibration frequency meter monitors compaction effect and hydraulic system health in real time.

Stable Vibration System: Movable steel ball adjusts center of gravity for stable vibration and smooth amplitude switching.

Company profile

Importers and ExportersLow MOQCustomization from DesignsQuality Assurance

Maxizm Construction Machinery (Qingdao) Co., Ltd.

Shandong, China

Business Type: Trading CompanyExport Year: 2008-09-18Nearest Port: Shanghai, Qingdao, GuangdongAverage Response Time: ≤7.40hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a Qingdao-based limited trading company with 28 employees, cooperating with factories rather than presenting a listed factory address. It offers road rollers and skid steer loaders, reports customization from customer designs, and exports 90% of total sales across multiple global regions. ISO 9000 and ISO 9001 are reported. Production-related information includes 50 R&D engineers, 50 quality-control staff, and annual wheel-loader output of 2,000 pieces, although the relationship between these figures and the trading company is not clarified. The supplier lacks stated in-stock, overseas warehouse, overseas showroom, overseas agent or branch, and SDK capabilities, and reports no new products in the past year. Financial records are identified for 2021–2023, but no assessable financial results are provided. Customer cases are not specifically documented.

Supplier typeThe supplier is a limited company categorized as a trading company, located in Shinan District, Qingdao. Its stated factory location is an office address, and it says it cooperates with factories, indicating an intermediary/trading role rather than clearly verified direct manufacturing ownership.

CertificationsThe supplier reports holding ISO 9000 and ISO 9001 certification. The slice does not provide certificate numbers, validity dates, issuing bodies, or scope, but it is explicit evidence of reported certification holding.

After-Sales capabilityThe supplier reports no in-stock service capacity, no overseas warehouse or showroom, no overseas agents or branches, and service coverage in zero countries. It accepts several quotation and payment terms, but the stated lack of overseas service infrastructure is a real limitation for after-sales support.

R&D capabilityThe supplier reports 50 total R&D-engineer experience units, but also states that it had no new products in the past year, provides no ODM service, no SDK, and no OEM service for popular brands. The explicit absence of recent product development and related technical offerings indicates weak innovation capability.

Customization capabilityThe supplier explicitly reports customization from customer designs, supporting basic design-based customization. However, it reports no ODM service and no SDK availability, so broader product-development or platform-level customization is not demonstrated.