Hand-push Cement Ground Grinder 220V Features 1. The pure copper motor is of high quality and the product is sturdy and durable. The new stator and rotor of the motor can easily realize the conversion of electrical energy and mechanical energy. 2.Diamond chassis is sharp, hard, wear-resistant, work efficiency and high quality. 3.High performance, stable life, long service life. 4.Highly adaptable cement floors can also be fully hardened and work can be done at the root of the wall. 5.With dust suction fan, two tubes for vacuuming,dust-free operation. Parameter Voltage: 220V Power: 4kw Grinding Width: 410mm Working Speed: 1430r/min Fan Power: 0.75kw Max Airflow: 180mm/h Dust Loading Capacity: 30L Number Of Grinding Heads:6pcs Net Weight:345.4LBS(157kg) Details High-efficiency dust removal filter element,can filter 90% of dust. Special dust cleaning device, gently pull, dust will fall. The handrail has three adjustable holes for easy adjustment as needed. The handrail can be put down completely when not in use. When replacing the chassis grinding head, the machine needs to be put down, and the added buffer rubber wheel can support the machine, so that the machine does not directly contact the ground. The adjustment slider is added, so that the chassis can move left and right, and it can work closer to the wall when grinding. Diamond grinding head, resin grinding disc, sandpaper, etc. can be replaced as needed. Free PVC dust mat, which can effectively prevent dust overflow during polishing. Complimentary counterweight iron, can be installed as needed. 30L large capacity dust bucket, dust filled should be cleaned in time. Widened solid rubber casters ensure smooth operation and long service life. Double tube vacuum, large suction, high efficiency, dust-free work. Explosion proof quick plug, sturdy and durable, can effectively prevent wire breakage. Note:Different grinding head is suitable for different ground, this machine comes with a set of diamond grinding head, resin grinding disc, sandpaper, grinding special ground or need other grinding head, please contact us in advance. The machine does not have a plug and does not come with an air switch. Please prepare your own air switch connection. Give away 5 meters of wires. The maximum length of the machine can be connected to 90 meters of wires. The specification is three-core wires. Each wire should not be less than 6 mm of pure copper wire. The wire must be connected to the air switch, and the rated current of the air switch is about 63A. Precautions for use 1. The input voltage should not be too low. 2. When using, first lift the machine head off the ground,and then turn on the switch. When the machine head rotates normally, gently place it on the ground. 3. When working, the machine head swings left and right,then moves forward, and cannot stop in place. 4. In case of power failure during operation, the switch should be reset and cannot be stopped at the original position to avoid burning the motor when the power is on. 5.If a generator is used to provide power, the output powerof the generator must be at least 12KW. Note: Two colors of motor housing are shipped at random. Item Number: Hand-push Cement Ground Grinder 220V 239843 You can make order with no worry. Any concern just feel free to let us know, we'll reply in 24 hours in normal condition. Handling Time: Shipping is usually made in 1-3 business days after payments cleared. Orders are processed from Monday-Friday; Not on the weekends public holidays. Warranty: 6 months' warranty for the machines, not for the consumables. We stand behind our products all the item, so even if your warranty period has expired, you can still seek for service or technical support from us with low cost.