What is the maximum flow rate for a single pump?

The max flow for a single pump is 250 L/Min.

How is quality control managed?

We perform 100% inspection on finished products, including visual and function checks.

Main Valve,VM28NF for 20-25T excavator, CCHC brand,VM28NF

Name: Main Valve,VM28NF for 20-25T excavator, CCHC brand,VM28NF
Brand: SHANDONG CCHC HYDRAULICS CO., LTD.
SKU: 1904245602

Shandong, ChinaSHANDONG CCHC HYDRAULICS CO., LTD.

US$3,191.00

1-4 Pieces

US$3,091.00

5-9 Pieces

US$2,991.00

10+ Pieces

Product profile

Customization

Available

Function

Pressure Regulating

Drive

Hydraulic

Model NO.

VM28NF

Oil Temp. Range

-20℃-+90℃

Negative Flow Control Valve Set Pressure

3.2+0.7/0 MPa at 30 L/Min

Max Flow Single Pump

250 L/Min

Transport Package

Export Standard Package

Trademark

CCHC

Origin

Shandong China

HS Code

8431499900

Key features

OEM/ODM Customization: Supports full customization from samples, designs, and flexible minor adjustments.

Integral Block Design: Composed of left/right valve bodies and straight-line walking valve for compact integration.

Multi-Function Control: Enables excavating, arm/bucket combination, regeneration, swing priority, and load maintenance.

High Flow Capacity: Max flow single pump reaches 250 L/Min for efficient hydraulic system performance.

100% Quality Inspection: Finished products undergo strict visual and function inspections before shipment.

ISO Certified Manufacturer: Factory holds ISO9001:2015 and ISO14001 certifications with 479 employees.

Fast Lead Time: Average production lead time is within 15 workdays for both peak and off seasons.

Company profile

Importers and ExportersPatents AwardedR&D CapabilitiesManagement Certification

SHANDONG CCHC HYDRAULICS 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: 4 Years CertifiedNearest Port: Qingdao Port, Tianjin Port, Shanghai PortAverage Response Time: ≤2.45h

AI-Powered supplier vetting

SummaryThe supplier operates as a combined company focused on hydraulic systems, components, complete products, and engineering machinery. It reports broad customization and ODM capabilities, recent product development, OEM service for known brands, and documented quality, complaint-handling, supplier-management, and corrective-action procedures. Production resources include CNC, DMC, painting, and assembly facilities, with stated annual outputs across hydraulic and transmission-related products. It has inventory capability and valid contracts with associated subcontractors, but no overseas warehouse, showroom, agents, or branches. Financial information is limited to year references, so financial credibility cannot be confirmed. The supplier cites national certifications for certain product grades and participation in an Iran industry exhibition, but customer-specific case details are limited.

Supplier typeThe supplier is identified as a combined company whose scope covers development, production, sales, and maintenance of hydraulic systems, components, complete products, and related engineering machinery. Its history states formal establishment in 2010 and production commencement in 2011, supporting that it is an operating manufacturer rather than only a trading entity.

CertificationsThe company description states that its 20-ton-grade products obtained national certification in 2012 and its 40-ton-grade products obtained national certification in 2013. However, the specific certification names, current validity, and coverage of the full product range are not provided.

R&D capabilityThe supplier reports new products within the past year, ODM service, broad design support, and an available SDK. These statements provide explicit evidence of product development and design capability, although no details are given on patents, laboratories, engineering personnel, or development scale.

Production capacityThe supplier lists CNC, DMC, painting, and assembly facilities and reports annual outputs for hydraulic pump intermediates, valve bodies, cylinder blocks, motor housings, pumps, and transmission products. It also states an average off-season lead time within 15 workdays, inventory capability, and valid manufacturing contracts with associated subcontractors.

Customization capabilityBoth R&D and design-capability records explicitly list customization from samples, designs, minor customization, flexible customization, and full customization. The supplier also reports ODM availability, indicating support for both customer-provided requirements and original design manufacturing.