SKY Mining and Construction Machinery Co., Ltd. is a hi-tech, engineering group. We are specialized in the research, development, and production of industrial crushing, powder grinding, mineral processing equipments and other related devices. Our products have been sold to 120 countries and areas of Southeast Asia, East Europe, South America, the Middle East and Africa etc, and more foreign markets will be promoted in future.
We hold "Pursuing the Technology and Quality" as our management concept all the time. Relying on absorbing world leading crushing and powder processing technology, advanced management and quality control system, as well as our full efforts, SKY has earned high reputation among our customers.
Ready mixed concrete is provided in many grades, dependent on the individual project requirements Click to view : Lean Mix | C75 (ST1) | C10 (GEN1) | C15 (136 or ST3) | C20 (ST4, GEN3 or 124) C25 | C30 / C35 | C40 | C45 | C50 , strength and sets underwater in no less than 30 minutes, some task you may think
You can use our concrete calculator to manage your budget and calculate , C15 and ST1 are suitable for house floors with no embedded metal , C20 and Gen 3 are commonly used for lightweight domestic applications and , C30 / PAV1 / ST 3 , C40 concrete is a strong commercial grade concrete mix most commonly.
M30 signifies that the a CUBE of size 15cm*15cm*15cm made of cement+ coarse aggregates+ , There are different concrete grades for example C15, C20, C25 The grade of the concrete means the concrete compression resistance after 28.
C15 concrete or Gen 2 concrete is suitable for house floors with no embedded metal , C20 concrete mix and Gen 3 concrete is commonly used for lightweight , C25 standardised mix concrete or ST2 Concrete is widely versatile and used in , C30 concrete, PAV1 concrete and ST 3 concrete are the most common types of.
7 Oct 2015 , , 1443 â€“ 1448 concrete of different strength, named C15, C20, C25 ÂÂÂ , Respectively make three blocks with concrete C20, C30 and C40 which , from class to class of concrete, when combined, concrete C30 has the.