a - width of joint
from 0 to 4 [mm]
from 5 to 9 [mm]
from 10 to 20 [mm]
from 21 to 40 [mm]
greater than 40 [mm]
b - depth of joint
increase the width of the joint
b = a
b = 10 [mm]
b = a/2[mm]
reduce the width of the joint
Unit 6, RM 901, Port Center, No.406, Yanjiangzhong Road, Yuexiu District, Guangzhou, P.R. China
Tel 020-83653489
Mapei Building Materials Technology (Zhejiang) Co., Ltd
No.1633, Shilin Road, Wuxing, Huzhou, Zhejiang, China
Tel: 0572-215 9888
E-mail: enquiry@mapei.com.cn