2.specific surface area means the area that a unit weight powder occupys.This figure is related to particle diameter.
3.DBP absorption value, means the oil absorption volume of unit weight. In general,the less absorption value,the better glossiness in pigment product.
4.PH,the best is neutral,that is PH≈7.That would be good to the plastic performance.
5.Blackness,some factories measure the blackness with iodine absorption number.The higher iodine absorption number,the higher blackness.
7.Tinting strength,means the percentage of the carbon black coloration in production process.
Stainless Steel Sheet,Steel Plate,Steel Products
Kaiwei Stainless Steel Products Co., Ltd. , http://www.jswirerod.com
没有评论:
发表评论