Sep 11 2020 · In the majority of concrete works aggregate sizes of 20 mm or smaller are used To ensure good coarse aggregate compaction and higher concrete density it is recommended to mix 20 mm and 10 mm coarse aggregates in the ratio of 7030 or 6040 It is recommended to stack different aggregate sizes to use them efficiently...We are a professional mining machinery manufacturer, the main equipment including: jaw crusher, cone crusher and other sandstone equipment;Ball mill, flotation machine, concentrator and other beneficiation equipment; Powder Grinding Plant, rotary dryer, briquette machine, mining, metallurgy and other related equipment. which can crush all kinds of metal and non-metallic ore, also can be dry grinding and wet grinding.If you are interested in our products or want to visit the nearby production site, you can click the button below to consult us.Welcome to our factory to test machine for free!Get Price
Outer Cylinder Length: 6-8.5m
Production Capacity: 20-99TPH
Processible Materials: Mineral ores, sand, ore powder, metal powder, gypsum powder, clay, coal slime, coal powder, sawdust, wood, coconut shell, palm shell, etc.
Production Capacity: 0.5-76TPH
Applied Materials: Slag, blast furnace slag, fly ash, cinder, slag, carbide slag, limestone, clay, sand, quartz sand, etc.
Production Capacity: 50-800TPH
Application Field: Hydropower, building material, highway, city construction, metallurgy, coal mining and so on.etc.
Applied Materials: River gravel,Granite, basalt, bank gravel, bauxite, cement clinker, quartz silicon carbide,limestone, river stone, etc.
Configuration: Jaw crusher, ball mill, classifier, magnetic separator, concentrator and dryer.
Application: Wet and dry type magnetic separation for materials smaller than 3mm such as magnetite, pyrrhotite, roasted ore and titanic iron ore.
Feeding Granularity: 300-700mm
Production Capacity: 30-550TPH
Feed Opening: 400×730-1260×2040mm
Processing Ability: 770-2800TPH
Screw Diameter: 1500~3000mm
Rotation Rate: 2.5~6 r/min
Sep 11 2020 · In the majority of concrete works aggregate sizes of 20 mm or smaller are used To ensure good coarse aggregate compaction and higher concrete density it is recommended to mix 20 mm and 10 mm coarse aggregates in the ratio of 7030 or 6040 It is recommended to stack different aggregate sizes to use them efficientlyRead more +
The sieves used of concrete aggregate consist of a series in which the clear openings or sieves are 475 mm 10 mm 20 mm 40 mm 80 mm for coarse aggregates 236 mm 118 mm 600 microns 150 microns for fine aggregates When as consecutive opening sizes are constantly doubled the lines at equal intervals represent successive sizes on aRead more +
Typically coarse aggregate sizes are larger than 475 mm 5 mm in British code while fine aggregates form the portion below 475 mm A maximum size up to 40 mm is used for coarse aggregate in most structural applications while for mass concreting purposes such as dams sizes up to 150 mmRead more +
Partially crushed stone or gravel which is obtained by blending of above two types The graded coarse aggregate is defined by its nominal size ie 40 mm 20 mm 16 mm 125 mm etc For example a graded aggregate of nominal size 125 mm means an aggregate most of which passes the 125 mmRead more +
Jul 07 2014 · For example 20 mm single size aggregate mean an aggregate most of which passes 20 mm IS sieve and its major portion is retained on 10 mm IS sieve All in Aggregate It is the aggregate composed of both fine aggregate and coarse aggregate According to size Allinaggregate is described as allinaggregates of its nominal size ie 40mm 20mm etcRead more +
Aggregate name Wentworth Class Other names −8 256 mm 101 in Boulder −6 to −8 64–256 mm 25–101 in Cobble −5 to −6 32–64 mm 126–25 in Very coarse gravel Pebble −4 to −5 16–32 mm 063–126 in Coarse gravel Pebble −3 to −4 8–16 mm 031–063 in Medium gravel Pebble −2 to −3 4–8 mm 0157–031Read more +
Our 20 mm aggregate import data solutions meet your actual import requirements in quality volume seasonality and geography Alongside we help you get detailed information on the vital import fields that encompass HS codes product description duty quantity price etcRead more +
Aggregate is a component of composite materials such as concrete and asphalt concrete It serves as reinforcement adding strength to the overall composite material and for forming concrete mortar by mixing with water bitumen Portland cement lime and gypsum It is also used as base material under foundations roads and railroadsRead more +
Sizes of Aggregate for Road and Bridge Construction1 This standard is issued under the ﬁxed designation D448 the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision A number in parentheses indicates the year of last reapproval 100 mm 4inRead more +
basalt or crushed limestone aggregate sizes of 12 mm h in or 19 mm Y in and coarse aggregate contents with aggregate volume factors ACI 211191 of075 and 067 Watertocementitious material ratios range from 024 to 050 Compressive strengths range from 25 MPaRead more +