What's wrong with a lot of small holes like bubbles on gold jewelryby huanggsSeptember 13, 20221 Comment 1 thought on “What's wrong with a lot of small holes like bubbles on gold jewelry” Dallas September 13, 2022 at 1:26 am Log in to Reply This is a problem with the sand mold. After the golden water is poured into the sand mold, the exhaust is incomplete, and the casting or the sand eye will form. If you are a regular manufacturer, you should be able to return. Leave a Reply Cancel replyYou must be logged in to post a comment.
Dallas September 13, 2022 at 1:26 am Log in to Reply This is a problem with the sand mold. After the golden water is poured into the sand mold, the exhaust is incomplete, and the casting or the sand eye will form. If you are a regular manufacturer, you should be able to return.
This is a problem with the sand mold. After the golden water is poured into the sand mold, the exhaust is incomplete, and the casting or the sand eye will form. If you are a regular manufacturer, you should be able to return.