常用的此类轴承有两种形式：NN30/W33、NN30K/W33两个系列轴承内圈带挡边，外圈可分离；
There are two common forms of such bearings: NN30/W33, NN30K/W33 two series of bearing inner ring with ribs, separable outer ring;
波形挡边输送带采用成槽度不大于0.03的基带和挡边、横隔板(水平输送可不要)经两次硫化制成。
Wave form block conveyer belt adopt trough degree greater than 0.03 baseband and block, horizontal baffle (level transport) make by two vulcanization.
设计了波纹挡边输送带模具，其中包括导向条、挡板及波形挡边模具的设计。
Moulds of conveyer belt with corrugated fold were designed including the moulds of guide stripes, scrapers and corrugated folds.
由于场地限制或需要大倾角提升物料，为了防止输送物料的散落，往往选择挡边输送带。
Owing to space limitation or in case of lifting materials at large slope, raised edge conveyor belt is often used to prevent scatter of conveyed material.
由于场地限制或需要大倾角提升物料，为了防止输送物料的散落，往往选择挡边输送带。
Owing to space limitation or in case of lifting materials at large slope, raised edge conveyor belt is often used to prevent scatter of conveyed material.
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