The plotter is cutting wavy lines. Fix: Check the belt tension on the carriage. Loosen the side panel and gently tighten the belt tensioner. Also, ensure the vinyl is not skewed.
Where to buy: Check Alibaba, AliExpress, Amazon (resellers), or specialized sign supply warehouses. Always confirm the specific variant (e.g., KH-720D with a stand vs. KH-720M manual model) before purchasing. Ensure the seller includes a blade holder, 5 spare blades, a power cord, and USB cable. cutting plotter kh-720
But what exactly is the KH-720? Is it the right machine for your workshop or home business? In this comprehensive guide, we will tear down the specifications, compare its performance against competitors, and explore why the cutting plotter KH-720 remains a popular choice for professionals who demand consistent results without breaking the bank. The cutting plotter KH-720 is a roll-fed, computer-controlled vinyl cutter. "KH" typically denotes a series manufactured by a select group of Asian OEMs (Original Equipment Manufacturers) known for distributing reliable hardware under various rebranded names. The "720" in the model number generally refers to the maximum cutting width. The plotter is cutting wavy lines
Cuts are complete in some spots but not others. Fix: Your cutting strip (the plastic strip under the blade) is worn out. Rotate it to a fresh section or replace it. Also, check if the pinch roller pressure is uneven. Also, ensure the vinyl is not skewed
| Feature | Cutting Plotter KH-720 | US Cutter SC 6310 | Roland GS-24 | | :--- | :--- | :--- | :--- | | | $350 – $550 | $400 – $600 | $1,700 – $2,200 | | Cutting Force | 500g | 350g | 300g | | Max Speed | 800 mm/s | 500 mm/s | 850 mm/s | | Noise Level | Moderate (65dB) | Loud (75dB) | Quiet (55dB) | | Software Compatibility | Signtek, SignMaster, Flexi, Sure Cuts A Lot | VinylMaster | Roland ColorChoice | | Warranty | 1 Year (reseller dependent) | 1 Year | 3 Years |
The computer does not recognize the KH-720 via USB. Fix: The generic CH340 USB chip needs a driver. Download the CH340 driver manually. Alternatively, switch to serial mode or use an SD card for direct cutting.