Customized Services
We provide you with functional adjustments, product customization, OEM/ODM, and private label services.
HW630 series floor grinder, equipped with 630MM grinding disk and 7.5KW motor, is suitable for large area floor treatment. It supports dry grinding and wet grinding operation, external dust suction system, environmental protection and high efficiency.
HW630 series of floor grinders is suitable for efficiently grinding large floor areas. It can provide excellent grinding results for concrete, cement, epoxy coatings, or unique floors. Howon 630 series floor grinders have a choice of edge grinding models, equipped with 630MM multi-functional grinding discs with 12 grinding blocks; the machine’s weight is 245KG and 270KG, respectively, with strong work efficiency. The grinder adopts a removable floating design, quickly adapting to different ground environments. An efficient water tank and dust extraction system (external) ensure safety and environmental protection during the working process.
Powerful working efficiency: HW630a and HW630d are equipped with 250m2/h and 300m2/h working efficiency, respectively, suitable for efficiently sanding large flooring areas and helping construction projects move forward quickly.
Removable Floating Design: Howon 630 series machines are uniquely designed with a floating chassis to adapt to different flooring environments, ensuring smoother and more precise grinding results.
External Vacuum System: Howon 630-floor grinder supports external vacuum cleaners to avoid dust pollution and ensure a clean and healthy construction environment.
Precision Helical Gear Transmission: The Howon630 floor grinder adopts high-precision helical gears, which reduce noise, minimize vibration, and prolong the equipment’s service life.
Large-capacity water tank design: The Howon630 floor grinder is equipped with an optional large-capacity 60L (HW630a) and 80L (HW630d) water tank, suitable for long-term continuous operation and reducing the interruption of frequent water refilling.
Ergonomic design: The Howon 630 floor grinder’s ram’s horn handle makes operation more comfortable and less fatiguing even after prolonged use.






HW630 series floor grinder is widely used in the following fields:
Grinding of concrete, cement, and epoxy-coated floors to provide flat, smooth flooring results for industrial, commercial and warehousing sites.
Old floor coating removal: The Howon 630 floor grinder can quickly remove old coatings, such as paint, epoxy, polyurethane, etc., and restore the floor’s original condition.
Terrazzo and Wear-Resistant Floor Treatment: The Howon 630 Floor Grinder is suitable for levelling and grinding terrazzo and wear-resistant flooring over large areas.
Highly efficient polishing and grinding: The Howon 630 Floor Grinder is particularly suitable for polishing and grinding operations where a high surface finish is required.
| Howon 630 Floor Grinder & Polisher | ||
| Model | HW630a | HW630d |
| Energy Type | Electric | Electric |
| Power Specification | 380V | 380V/220V |
| Phase | Three-phase | Three-phase |
| Working Diameter | 630mm | 630mm |
| Motor Speed | 0-1500r/min | 0-1500r/min |
| Power | 7.5KW | 7.5KW |
| Grinding disk | 4 | 4 |
| Number of grinding blocks | 12 | 12 |
| Machine weight | 245KG | 270KG/280Kg |
| Dust extraction type | External vacuum cleaner can be connected | External vacuum cleaner can be connected |
| Water tank | 60L | 60L/80L |
| Working method | Dry or wet grinding | Dry or wet grinding |
| Efficiency | 250㎡/h | 300㎡/h |
| Minimum order quantity | 1 | 1 |
| Place of Origin | Made in China | Made in China |
| After-sale | One year warranty | One year warranty |
| Edge grinding | ||
OEM/ODM service: We provide personalized customization services according to customer demand, including the customization of the machine’s appearance, function, and accessories, to help you create your brand.
Accessory customization: We customize grinding discs, blocks and other accessories according to specific needs to ensure that they meet the processing requirements of different flooring types.
Packaging customization: we provide customized packaging options to ensure the equipment is intact during transportation.
If you are interested in the 630 Floor Grinder & Polisher or have any questions, please get in touch with us. We will provide you with the most suitable products and service solutions to help your project succeed!
Why choose Howon?
Whether you're a flooring engineering company, building contractor, equipment renter, local distributor or sharer, we're happy to be your partner in providing you with high-quality flooring tools!
We use high-quality materials and advanced technology to ensure the products remain efficient and stable for long-term use.
We provide you with functional adjustments, product customization, OEM/ODM, and private label services.
A variety of innovative designs that are friendlier to both workers and the environment.
We provide product accessory support and a one-stop purchasing service for flooring tools.
Scientific product design and manufacturing help you build efficiently.
We will complete the production, testing, and shipment within 40 days after receiving your order.
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CE, SGS, ISO Certificate
15+ Years Flooring Machinery Factory
Machine operation, manuals
7*24 hours after-sales support


