In the studio album market , the main raw material are the white cardboard and black paper board ,compare with white cardboard , to use black cardboard as the raw material is more high-end. So ,even the price for the black board is higher than the white cardboard ,but some manufacturers was likely to use black paper to product album.

So , how many grams of black board is suitable for photo albums in the studio ? According to the customer's requirments , mainly ,400gsm/500gsm/600gsm with the C1S . Because the black board is mainly used to sandwich ,the album reqeust the paper with the certain stiffness ,edge black enough ,high flatness , not easily deformed.

Currently ,our factory in the production of products are mainly for studio album ,electroacoustic gaskets,etc.,on surface of the paper and flatness ,inerlayer binding force for research.The quality of the product has improved a lot .

Welcome to visit our factory and check the sample .