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JLD-920 Gypsum Grinding Testing Machine
The gypsum sanding test machine is used to evaluate the sandability of joint‑filling gypsum applied to interior walls, ceilings, and other surfaces. Featuring a well‑designed, intelligent, and automated structure, it is easy to operate and allows users to set the sanding frequency, number of passes, and sanding length. By simply replacing the pressure head, it can also be employed for sanding or scrubbing tests on other materials. It complies with the requirements of JC/T 2075‑2011, “Joint‑Filling Gypsum.”