1.

How tin coating carried out​

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ᴛʜɪs ᴘʀᴏᴄᴇss ɪs ᴄᴀʀʀɪᴇᴅ ᴏᴜᴛ ʙʏ ᴅɪᴘᴘɪɴɢ ᴀ ᴄʟᴇᴀɴ ɪʀᴏɴ sʜᴇᴇᴛ ɪɴ ᴀ ᴢɪɴᴄ ᴄʜʟᴏʀɪᴅᴇ ʙᴀᴛʜ ᴀɴᴅ ᴛʜᴇɴ ʜᴇᴀᴛɪɴɢ ɪᴛ. ᴀғᴛᴇʀ ᴛʜɪs ɪʀᴏɴ sʜᴇᴇᴛ ɪs ʀᴇᴍᴏᴠᴇᴅ, ʀᴏʟʟᴇᴅ ɪɴᴛᴏ ᴍᴏʟᴛᴇɴ ᴢɪɴᴄ ᴍᴇᴛᴀʟ ʙᴀᴛʜ ᴀɴᴅ ғɪɴᴀʟʟʏ ᴀɪʀ-ᴄᴏᴏʟᴇᴅ. ... ᴄᴏʀʀᴏsɪᴏɴ ʀᴇsɪsᴛᴀɴᴛ ᴍᴇᴛᴀʟs ʟɪᴋᴇ ᴢɪɴᴄ (ᴢɴ), ᴛɪɴ ᴀʀᴇ ᴄᴏᴀᴛᴇᴅ ᴏɴ ᴛʜᴇ sᴜʀғᴀᴄᴇ ᴏғ ɪʀᴏɴ ᴛᴏ ᴘʀᴏᴛᴇᴄᴛ ɪᴛ ғʀᴏᴍ ᴄᴏʀʀᴏsɪᴏɴ.

◆ ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ʏᴏᴜ ᴅᴇᴀʀ ◆



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