Enquiry [email protected]
PRODUCT CATEGORIES
Hydroseeding Equipment
Grouting Mixing Plant
Peristaltic Pump
Refractory Gunite/Shotcrete/Mixer
Grouting Mixer and Agitator
Grouting Pump
Foam Concrete Machine
Shotcrete Machine
Anchor Equipment and Tools
Concrete Pump
Plaster Pump
Slurry Pump
Hydraulic Pump Station
Road Marking Machine
Filter Press
Drilling Rig
DTH Drill Tools
Customized Service

Reveal a general rule in many industry concrete strength of 28 days strength is the standard

2014-11-10 09:31:30

Reveal a general rule in many industry concrete strength of 28 days strength is the standard
Concrete hydration reaction is increased with time and gradually improve, under normal maintenance in the first seven days compressive strength is growing rapidly, after seven days to 14 days between slower growth, grow more slowly after 23 days, that is, the compressive strength of 28 days, although can be improved, but also is less, so in the strength of the 28 days compressive strength as a standard.

Inquiry >>
[email protected]86-371-55951660
Products you need :
Your name :
Your tel :
* Your mail :
Your company :
Your country :
* Inquiry :
 
COPYRIGHT © GAODE EQUIPMENT CO.,LTD. Site Index Product IndexPrivacy Policy Technical Support:coverweb