Method for preparing stop level of household water meter

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention will be further elaborated below.

[0018] A method for preparing a domestic water meter positioning rod, characterized in that: comprising the following steps,

[0019] Step 1. Make molds: Make molds and runners according to production needs;

[0020] Step 2, melting material: niobium and Fe 3 o 4 Melted into liquid respectively according to the conventional method, the amount of niobium is Fe 3 o 4 1 / 2 of the amount;

[0021] Step 3, mixing materials: Stir and mix the above-mentioned molten materials for 22 minutes, and add nano-cuprous oxide at the 12th minute, the amount of nano-cuprous oxide is Fe 3 o 4 1 / 7 of the amount;

[0022] Step 4. Condensing materials: Put the above mixed materials into a condensation room at -2°C for 13 minutes to condense, and add aminopropyltrimethoxysilane at the 7th minute.