Contact Us
- Room 405-2, Xinglian Building, No.151 Xinsha Road, Shangxing Community, Xinqiao Street, Bao'an District, Shenzhen, China
- cindy@yatfeimould.com
- +86-18825735126
Led Holder PartsOur products including Tooling Types, Precision Mould/Connector mould, Mould insert spare parts,
Add to Inquiry
Die Casting Parts for LampOur products including Tooling Types, Precision Mould/Connector mould, Mould insert spare parts,
Add to Inquiry
Die Casting Parts for MotorcycleYATFEI has been operating since 2009 in SHENZHEN of China. With over 10 years of successful
Add to Inquiry
Automobile Engine Cover PartsOur products including Tooling Types, Precision Mould/Connector mould, Mould insert spare parts,
Add to Inquiry
Speaker Holder PartsOur products including Tooling Types, Precision Mould/Connector mould, Mould insert spare parts,
Add to Inquiry
The Institute comprises 33 Full and 13 Associate Members, with 12 Affiliate Members from departments within the University of Cape Town, and 12 Adjunct Members based nationally or internationally....
Zinc alloys like brass (30% zinc and 70% copper) will change coloration from oxidation. Publicity to air (oxygen) causes a coloration change, and your jewellery would possibly look black,...
Oct 15, 2021 · About Zinc Alloys for Jewelry Casting Zinc is often found in many alloys used for jewelry and art castings, such as brass and silver nickel. When zinc is the main base metal at 88% to...
Feb 27, 2020 · Zinc alloy jewelry will tarnish after an extended period of usage when it starts to tarnish, and you’ll notice some green “powdery” residues on the zinc jewelry. The greenish hue...
Apr 05, 2021 · Zinc alloy is safe for jewelry because it is free of lead, a toxic substance that makes other jewelry unsafe. Zinc alloys are ideal for jewelry making because they are durable...
Zinc alloys like brass (30% zinc and 70% copper) will change color from oxidation. Exposure to air (oxygen) causes a color change, and your jewelry might look black, brown, bluish, or greenish....





