China portland 42.5 grey cement from manufacturer
USD $50 - $90 /Ton
Min.Order:1000000 Tons
Zhengzhou Huanqiu Heavy Industries Ltd.
Introduce:
With first-class technology, advanced equipment, excellent team, constant innovation and good service, our products have been exported to everywhere all over the world, renowned both in China& overseas, and highly praised by the user.
In order to better meet customer needs, expand business scope, ensure the delivery speed and quality, we also have established a long-term stable cooperative relations with many large manufacturers. With large quantity stock, modern-equipped workshop, perfect quality control and convenient land transportation, we can minimize the cost and realize the economies of scale.
CHINA STANDARD GB175-2007 P.O 42.5 | ||
Items/ Indexes |
National Standard | |
Cement MgO (%) |
≤ 5.0 | |
Cement SO 3 (%) |
≤ 3.5 | |
Cement loss on ignition (%) |
≤ 5.0 | |
Cement fineness (%) |
≤ 10.0 | |
Setting time (min) |
≥ 45 | |
Final setting time |
≤ 600 | |
Strength(MPa) |
3-day compressive strength |
≥ 16.0 |
3-day bending strength |
≥ 3.5 | |
28-day bending strength |
≥ 6.5 | |
28-day compressive strength |
≥ 42.5 |
Advantage:
Good workability; Top quantity; Steady and high quality; Low fluctuate; and rich in strength grade.
After-sales service:
Track the conditions of service, collect and sort the opinions on product, transportation and service. Handle various problems in timely and effective. For some emergency incidents be resolved within 48 hours.Value customer as our center to provide valuable one-stop service!