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ASTM B488
Lalson Electro Tech is an industry leader with over 35 years of experience in gold plating services. We can assure you that whatever product you may need gold plated, we will do so with the highest quality standards and certifications. These plating certificates allow LEPL Plating gold plates all mediums to the ASTM B488 standards, and in all types (Type I, II, and III) and Grade A-D. These different types of the ASTM B488 certification are related to the different puritiesí levels of hard and soft gold. Below is a description of each of these types.
ASTM B488
Type Purity Hardness
Type I 99.7% Pure Gold A (90 HK25 max) to C (130-200 HK25)
Type II 99.0% Pure Gold B (91-129 KH25) to D (> 200 HK25)
Type III 99.9% Pure Gold A only (90 HK25 Max)





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