sales@congrind.com

+0086 13319592705

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Heavy-Duty Concrete Grinder & Scarifier Manufacturer

The Evolution of 450 mm
Floor Grinders

Backed by 10+ years of OEM expertise, our planetary machinery integrates Yaskawa VFD variable speed to slash your maintenance costs and maximize rental ROI
EXPLORE CG3 SERIES
B2B Factory Direct

10+ YEARS MANUFACTURING

CE & ISO 9001 CERTIFIED

50+ EXPORT COUNTRIES

Market-Proven B2B Platforms with Zero Learning Curve

Get industry-standard durability direct from our China factory. We eliminate unnecessary cost layers to secure the wholesale profit margins your business deserves
Congrind G-Series 450mm planetary concrete floor grinder, 100% compatible with Redi-Lock style tooling for rental fleets.

CG3 Planetary Floor Grinder
The 450 mm Flagship

  • Flagship 450 mm Platform – Built for high efficiency and rental ROI
  • Yaskawa VFD Speed Control – Slashes maintenance costs seamlessly
  • Redi Lock® Compatible – Fits standard tooling for maximum uptime
Explore Winning Specs
Congrind S-Series 8-inch heavy-duty concrete scarifier with 100% interchangeable drum and cutter system.

Heavy-Duty Concrete Scarifiers
100% System Compatible

  • Rental Fleet Integration – Market-proven, high-demand reliability
  • Versatile Capacities – Covers compact 200mm to heavy-duty 12″ jobs
  • Interchangeable Drums – Lowers inventory costs with standard cutters
View Scarifier Series

World-Class Componentry
Uncompromised Industrial Power

Tier-1 Global Supply Chain Engineered for Extreme Rental-Grade Abuse

We engineer for the long haul. By integrating global giants like Honda, Yaskawa, and ABB into our China precision manufacturing, Congrind delivers heavy-duty gear built to survive jobsite abuse—giving you elite-brand reliability at wholesale factory costs

Integrated Schneider Electric electrical components for industrial floor grinders
High-performance ABB inverters used in Congrind equipment
Professional Danfoss hydraulic systems for heavy-duty scarifiers
Long-life NSK precision bearings for high-speed planetary grinding heads
Reliable Honda GX series engines for petrol-powered concrete scarifiers
Precision Yaskawa VFD speed control technology for planetary floor grinders

Certified Compliance
Hassle-Free Global Import

Meeting the Stringent Safety Standards of Europe & North America

Safety is non-negotiable. Every Congrind machine is rigorously tested to fully comply with latest CE directives (MD, LVD, EMC), backing your order with complete customs documentation for a seamless, hassle-free import process

  • 100% OSHA & CE Compliant
  • Guaranteed Seaport Clearance
Congrind concrete machinery undergoing rigorous CE (MD, LVD, EMC) compliance testing for European and North American export standards.

FIELD-READY RELIABILITY VERIFIED

RIGOROUS INDUSTRIAL TESTING PROTOCOLS FOR COMPLIANCE

Congrind factory performing strict circuit integrity audits and electrical safety testing for floor grinders.

ELECTRICAL TESTING

  • Circuit Integrity Audits – Verified at every layer
  • Operator Protection – 100% international safety compliant

< 0.2 Ω | < 5.6 A

100 percent functional verification of balance, vibration, and E-STOP mechanisms on Congrind equipment.

OPERATIONAL CHECK

  • Drive System Verification – Tested under extreme loads
  • Job-Site Readiness – Guaranteed running upon delivery

Balance | Vibration | E-STOP

High-precision laser calibration ensuring 0.05mm base flatness for uniform tooling wear.

Precision Calibration

  • Caliper-Verified Flatness – 100% disc balance control
  • Streak-Free Finish – Flawless floor results guaranteed

0.05 mm Accuracy

TAILORED OEM & ODM SERVICES FOR SURFACE PREP EQUIPMENT

MAXIMIZE PROFITS & RENTAL RETURNS

More than a manufacturer—your strategic factory partner for scalable concrete surface prep business

From custom branding to strict regional exclusivity, we provide the full toolkit to scale your business and dominate your local concrete surface prep market
Congrind factory warehouse with organized spare parts inventory for 24-48h rapid dispatch to distributors.
  • Marketing Assets – Ready-to-use kits with HD media, catalogs, and sales tools
  • Technical Training – Expert on-site or remote programs for your sales and service teams
  • Territory Protection – Strict regional exclusivity agreements to safeguard your local market
  • Spare Parts Priority – Guaranteed stock with 24/48h dispatch on all essential wear items
APPLY FOR PARTNERSHIP

TAILORED OEM & ODM SERVICES

Scale your brand with one of the most reliable floor grinding machine manufacturers. We offer strict NDA protection and exclusive OEM mold designs tailored for your global fleet requirements

Current capacity: 100+ units / month | Custom color / logo support | Localized manuals

TALK TO OUR OEM ENGINEERS

01

Consultation

  • Market Specs – Tailored power & regional specs
  • Benchmarking – Expert technical machine audits

02

Custom Design

  • 3D Modeling – Precision full-machine 3D CAD
  • Brand Integration – Custom corporate colors

03

Production

  • Lean Assembly – Built for zero-defect output
  • Strict QC Protocols – Multi-stage continuous QC

04

Support

  • Fleet Priority – Fast 24/48h parts supply
  • Market Success – Manuals & localized training

GLOBAL PARTNERSHIP NETWORK

Building the future of flooring together. Your reliable concrete floor grinder supplier, trusted by leading distributors in 50+ countries.

GERMAN PRECISION: COMMERCIAL CONCRETE GRINDERS
80 planetary units delivered to a German group. Built to European standards, these concrete grinders protect your fleet's uptime
VIEW ODM CASE
EUROPEAN ODM: HEAVY DUTY CONCRETE FLOOR GRINDER
50 planetary units shipped to Austria. Meeting strict CE compliance, this concrete grinding equipment eliminates fleet breakdowns
VIEW ODM CASE
SWISS STANDARD: INDUSTRIAL FLOOR GRINDER SHIPPED
50 direct-driven units for a Swiss leader. As expert concrete grinding machine manufacturers, we exceed European standards to protect your uptime
VIEW ODM CASE
U.S. READY: CONCRETE GRINDER WHOLESALE
Full containers heading to the States. As your floor grinding machine supplier, we ensure your fleet's uptime
INQUIRE NOW
CANADA MISSION: COMMERCIAL GRINDERS
Full containers shipped to a Canadian rental fleet. As a leading concrete grinder company, we ensure direct-driven reliability in harsh environments
INQUIRE NOW
AUSTRALIA READY: INDUSTRIAL GRINDERS
Planetary units ready for Oceania. As top concrete floor grinder manufacturers, we ensure direct-driven reliability for remote sites
INQUIRE NOW
UAE MISSION: INDUSTRIAL GRINDERS
Combo-driven units for UAE. As a premier concrete grinder manufacturer, we ensure peak uptime in dusty deserts
INQUIRE NOW
Congrind's 10+year expertise in concrete surface preparation, providing machinery for scarifying, grinding, and polishing in 50 plus countries.

PROVEN EXPERTISE IN CONCRETE SURFACE PREPARATION

ESTABLISHED SINCE 2012

Since 2012, Congrind has perfected concrete surface preparation. Exporting premier walk behind concrete grinder fleets to 50+ countries, we ensure absolute machine durability and operator safety

  • Built to endure high-frequency rental cycles
  • Field-proven durability in extreme environments
  • Direct-from-factory technical support & consulting

READY TO BULK UP YOUR CONCRETE GRINDING MACHINERY FLEETS

Get your direct-factory wholesale floor grinders quote within 24 hours

FACTORY PARTNER

ODM & OEM CATALOG

GLOBAL LOGISTICS

APPLY FOR PARTNERSHIP
GET FAST CATALOG

Download Our OEM Catalog

Get full specs and wholesale pricing details.

SCHEDULE A VIRTUAL FACTORY TOUR

See our 1,000m² facility and engineering process live via video call.

SCHEDULE A VIRTUAL FACTORY TOUR

See our 1,000m² facility and engineering process live via video call.