Asymmetric DPF die and manufacturing method thereof
A DPF, asymmetric technology, applied in the direction of electrode manufacturing, manufacturing tools, electric processing equipment, etc., can solve the problem of inability to use, similar to manufacture molds, etc., to achieve the effect of low processing cost, convenient processing, and low material cost
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[0024] Further description of the present application will be further described below with reference to the specific embodiments.
[0025] Diesel car national six-after treatment carbon cigarette particulate filter is a DPF honeycomb ceramic carrier using an asymmetric structure. The product has a common hole density model of 300-9, 300-7, model 300-9, 300 holes / square inches, product wall thickness is 9 mils (0.229mm), model 300-7 is 300 holes / square inch, product wall thickness 7 mil (0.178 mm). The product is usually cylindrical, and the diameter of the end face is in the range of 150-330 mm, and the length is in the range of 100-400 mm. Common diameter specification is 7.5 "(190.5mm), 9" (228.7mm), 12 "(304.8mm), 13" (330.2mm), product forma is the size design, size The length ratio of the square of the hole is 1.2 to 1.4, preferably from 1.25 to 1.35, such as figure 1 Indicated.
[0026] Asymmetric DPF molds for preparing the above-described asymmetric structure, the main...
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