LOGIN      中文版

Headquarters: Haiwei Section of Guangzhu Highway, Shunde District, Foshan, Guangdong,China
Sales Tel:+86-757-28392207
Fax:+86-0757-28396980
E-mail:lizs@dymatic.com
Technology Service:+86-0757-28399088-185
Fax:+86-0757-28373883
E-mail:yanlan@dymatic.com

Your present location:Home >> Technical knowledge >> Technology lectures >> Quality requirement of wet back process.

Quality requirement of wet back process.

Date:2016-9-23

Wet back process includes washing, wetting, degreasing and bleaching. Quality requirement of wet back process are following:

1.      Thoroughly and uniformly wetting, leather after wetting is stretching;

2.      Scurf and dirt are thoroughly removed;

3.      Natural greases are removed, without oily feel;

4.      pH value is controlled at 3.2-4.0, in order to meet the requirement of retanning;

5.      For white or pale color leather, wet back process should give surface light, even color.

TypeInfo: Technology lectures

Keywords for the information:

error