The lithium battery coating machine TOB-130-500-6M model coating machine is a single face continuous coating machine mainly used forSlurry drying process of lithium battery electrode coating. The battery coating machine adopts continuous coating mode, is mainly used for lithium battery pilot scale production line.
Lithium Battery Double Layers Extrusion Coating Machine. TOB-JS350-3.0 coating machine is a professional lithium battery electrode coating equipment. This battery coating machine is suitable for all lithium-ion battery electrode preparation, it is suitable for 4680 tabless battery too.
Coating methods include continuous coating and intermittent coating. The slurry coating methods of lithium ion battery mainly include scraper direct coating, scraper roller coating and slit extrusion coating. The control parameters of coating products are area density, adhesion, moisture content and so on.
In 2018/2019/2020, the company’s lithium battery coating (mainly boehmite) production capacity is 2973/4121/8149 tons; in 2021, the company’s production capacity is nearly 20,000 tons, and it is expected that the production capacity will reach 50,000-60,000 tons by the end of 2022.
Battery energy density iteratively drives organic coating demand. The choice of lithium battery coating is a comprehensive choice between firmness & breathability, heat resistance & liquid absorption: 1) Firmness vs. Air permeability: Ceramic inorganic substances have good air permeability, but they do not have adhesive properties.
Battery electrode coating machine is used for lithium battery electrode making after slurry mixing. It coated cathode materials on the aluminum foil as cathode electrode. And it coated anode materials on the copper foil as anode electrode.
Currently, 9 um is popular for battery R&D and industry. The surface roughness is a key parameter for slurry coating quality. Too smooth surface may cause the film crack during drying while too rough surface is bad for slurry coating uniformity. …