Compound centrifugal manufacturing method for sink roller or stabilizing roller
A technology of centrifugal compounding and manufacturing method, applied in coating, metal material coating process, hot dip plating process, etc., can solve the problems of spray coating failure, cracks, non-densification, etc.
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[0033] Example 1
[0034] The base body of the sinker roll manufactured by centrifugal composite is 00Cr17Ni14Mo2 stainless steel, and its chemical composition is C≤0.03wt%, Cr 16wt%-18wt%, Ni 10wt%-14wt%, Mo 2.00wt%~3.00wt%, Mn≤2.00wt %, Si≤1.00wt%; the working surface layer is a cobalt-based alloy, and the composition of the cobalt-based alloy is: Cr 25wt%, Ni 5wt%, W 3wt%, Mo 3wt%, V 0.1wt%, Ti 0.1wt%, C 0.6wt%, Fe 6wt%, Si 0.5wt%, Mn 0.3wt%, Al 0.5wt%, Nb 1.5wt%, P<0.07wt%, S<0.07wt%, and the rest is Co.
[0035] The manufacturing steps are as follows: ①Smelt 00Cr17Ni14Mo2 as raw material molten iron with electric arc furnace, then first use AOD refining furnace and then VOD refining furnace to smelt qualified 00Cr17Ni14Mo2 molten metal; use induction furnace to smelt the chemical composition of 25wt% Cr, 5wt% Ni, W 3wt%, Mo 3wt%, V 0.1wt%, Ti 0.1wt%, C 0.6wt%, Fe 6wt%, Si 0.5wt%, Mn 0.3wt%, Al 0.5wt%, Nb 1.5wt%, P<0.07wt %, S<0.07wt%, and the rest is a qualified cobalt-based ...
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[0037] Example 2
[0038] The bottom layer matrix of the sinker roll manufactured by centrifugal composite is austenitic heat-resistant stainless steel SUS316, and its chemical composition is C≤0.08wt%, Cr 16wt%-18wt%, Ni 10wt%-14wt%, Mo 2.00wt%~3.00wt%, Mn≤2.00wt%, Si≤1.00wt%; the working surface layer is a cobalt-based alloy, the composition of the cobalt-based alloy is: Cr 20wt%, Ni 3wt%, W 5wt%, Mo 2wt%, V 0.2wt%, Ti 0.2wt%, C 0.6wt%, Fe 12wt%, Al 0.5wt%, Mn 0.7wt%, Nb 1.0wt%, Si 0.4wt%, P<0.07wt%, S<0.07wt%, and the rest is Co.
[0039] The manufacturing steps are as follows: ① Use electric arc furnace to smelt SUS316 raw material molten iron, and then use AOD refining furnace to smelt qualified SUS316 molten metal; use induction furnace to smelt the chemical composition of Cr 20wt%, Ni 3wt%, W 5wt%, Mo 2wt%, V 0.2wt%, Ti 0.2wt%, C 0.6wt%, Fe 12wt%, Al 0.5wt%, Mn 0.7wt%, Nb 1.0wt%, Si 0.4wt%, P<0.07wt%, S<0.07wt%, The rest is a qualified cobalt-based alloy metal liquid of Co....
Example Embodiment
[0041] Example 3
[0042] The base body of the stabilized roller manufactured by centrifugal composite is heat-resistant stainless steel ZG07Cr19Ni9, and its chemical composition is C 0.07wt%, Cr 18%-21wt%, Ni 8.0wt%-11.0wt%, Mn 1.5wt%, Si1.5wt%, P ≤0.040wt%, S≤0.030wt%; the working surface layer is a cobalt-based alloy, and the composition of the cobalt-based alloy is: Cr 26wt%, Ni 3wt%, W 5wt%, Mo 2wt%, V 0.2wt%, Ti 0.2 wt%, C 1.5 wt%, Fe 12 wt%, Al 0.8 wt%, Mn 0.7 wt%, Nb 1.0 wt%, Si 1.0 wt%, P<0.07 wt%, S<0.07 wt%, and the rest are Co.
[0043]The manufacturing steps are as follows: ① Use electric arc furnace to smelt ZG07Cr19Ni9 raw material hot metal, and then use ladle refining furnace to smelt qualified ZG07Cr19Ni9 molten metal; use vacuum induction furnace to smelt chemical composition of Cr26wt%, Ni 3wt%, W 5wt%, Mo 2wt%, V 0.2wt%, Ti 0.2wt%, C 1.5wt%, Fe 12wt%, Al 0.8wt%, Mn 0.7wt%, Nb 1.0wt%, Si 1.0wt%, P<0.07wt%, S<0.07wt%, The rest is qualified cobalt-based alloy met...
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