What is the strength of the portland cement?-Iota

Products

News

Office Address:	Sunmoon Science Park, 985 Xingzhong Road, High-Tech Zone, Bengbu, China
Factory Address:	Mohekou Industrial Park, Huaishang District, Bengbu, Anhui, China
Contact:	Nathan Zhang
Phone:	0086-552-19805521900
FAX:	0086-552-3822922
Mobile:	19805521900/18119733779
WebSite:	www.siliconeoil.cn www.siliconeoil.net
Email:
QQ:	729118868

Service > What is the strength of the portland cement?

What is the strength of the portland cement?

GB175-2007:
Where the Portland cement clinker, 5% -20% of the mixed material and the amount of ground made of gypsum cement matrix, known as ordinary portland cement, referred to as ordinary cement. The technical requirements of national standards for Portland cement are: (1) the fineness of the mesh size 80μm square hole sieve sieve residue should not exceed 10%, otherwise unqualified. (2) setting time setting time no earlier than 45 minutes, the final setting time not later than 10 hours. (3) the label according to compressive and flexural strength, the Portland cement is divided into 325,425,525,625 four labels.
This is of course in order to prevail in the GB

Feedback to "Iota Silicone Oil (Anhui) Co., Ltd."