In plastics, usually pearl pigment recommended additive amount is 0.5%-2%. But for thin plastic and film products, you have to put more additive amount, usually 5%-8%, sometimes more than 10%.You are not suggested to use high additive amount, since much pearl pigment could not make a good oriented arrangement on final products and easily appear floating and atomization, and the pearlescent effects could not fully appear. For different production technology and different plastic resin. It is necessary to make testing and find the suitable additive amount.
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