Just get a good one blasted, then paint it with Bonda Rust primer. It's a very tough resin and zinc based primer which doesn't come off blasted steel. It's all I'll use under a top coat, as the stuff works better than anything else I've tried over the last 30 years. It's quite expensive, but it's definitely worth the money.
Leaves a surface ready to paint. from sources of ignition – no smoking. All products will be inspected to ensure they are in aRe -saleable condition. Keep out of reach of children. Use only in well ventilated areas.
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