For Reference Price: Get Latest Price
Processing capacity:31-1955t/hFeeding size:189-707mm
Appliable Materials: granite,concrete,construction rubbish,cobblestone,sandstone,rock,glass,cement clinker,quartz stone,pebbles,green stone, copper ore,limestone,cobblestone,dolomite,bluestone,iron ore,iron ore,cement clinker,calcite etc.
MINING Heavy Industries Co., Ltd. China(Mainland)
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.If you are interested in our products or want to visit the nearby production site, you can click the button below to consult us...Learn More
Price Quotation: 100% China factory price, prices vary from models. Click for specific price.
Get QuotesCompany Strength: The company possesses 40 years of production experience and three large-scale factories, as well as exports to more than 160 countries. There are abundant hot-selling projects accessible to you.
Our Service: 24/7 online customer service, free customized solution from our engineers, field visiting of China industries, training support after the delivery of goods, 365 days of online after-sales service, and post-maintenance plan.
Cheap and environmentally friendly: Factory-direct sale, fast delivery with guaranteed quality at factory price, in line with the concept of environmental development.
Customer service
Email reply
Transportation time
Product warranty
After-sales service
Senior Engineers
Completed Projects
Standardized Factory
Sales Countries
Apr 13 2020 strengthof coarse aggregates bycrushingstrength of rocksaggregate crushing valueaggregateimpactvalueand abrasionvaluethe material strength of theseaggregateis indicatedaggregatesabsorption for applying a correction factor foraggregatesin dry condition and determining water demand for concrete in saturated surface dry
Aggregate crushing valuesis a relative resistance ofaggregatestocrushingunder gradually applied compressive load in situations whenaggregate value30 or higher the result may be a mistake and in such cases the ten percent finesvalue should be determined and used instead
Sep 05 2018 coarse aggregate crushing valueis the percentage by weight of the crushed material obtained when testaggregatesare subjected to a specified load under standardized conditions aggregate crushing valueis a numerical index of the strength of theaggregateand it is used in construction of roads and pavements 51
Crushingresistanceof coarse aggregateis the key to the stability and durability of the skeleton structure of permeable asphalt pa mixture to determine the technical requirements ofcrushing value of coarse aggregateused in pa mixture steploading compression tests were conducted on the mixtures of pa13 and a control asphalt mixture ac13 respectively
Determination of ten percent finesvalue of coarse aggregate test standard is 2386 part iv 1963 purpose of test ten percent finesvalueis a measure of the resistance ofaggregate crushingsubjected to loading and it is applicable to both weak and strongaggregate
Mar 10 2021 theaggregates crushing valuegives a relative measure of resistance of anaggregatetocrushingunder gradually applied compressive load theaggregate crushingstrengthvalueis a useful factor to know the behavior ofaggregateswhen subjected to compressive loads
Aggregateimpactvalue this test is done to determine theaggregateimpactvalue of coarse aggregatesas per is 2386 part iv 1963 for non wearing surface its max limit is 45
Jan 25 2021aggregate crushing valueacv is 2386 2016 method of test foraggregatesfor concrete part iv mechanical properties aggregate crushing value the aggregate crushing value gives a relative measure of the resistance of anaggregatetocrushingunder a
Aggregate crushing value of coarse aggregatesgives a relative measure of the resistance of anaggregate crushingunder gradually applied compressive load test standard is 2386part iv 1963 test apparatus forcrushing valuetest ofaggregate openended cylinder with the base plate of 15cm diameter plunger
Aggregateused in road construction should be strong enough to resistcrushingunder traffic wheel loads if theaggregatesare weak the stability of the pavement structure is likely to be adversely affected the strengthof coarse aggregatesis assessed byaggregate crushingtest
May 08 2013 objective for determination of theaggregate crushing value of coarse aggregate which passes 125 mm is sieve and retained on 10 mm is sieve reference standard is 2386 part iv1963 methods of test foraggregatefor concrete part iv mechanical properties equipment apparatus steel cylinder sieves 125mm10mm cylindrical metal measure tamping rod balance 010kg
Calculation ofaggregate crushing value theaggregate crushing valueis defined as the ratio of the weight of fines passing through specified is here 236mm sieve to the total weight of sample expressed in percentage w1 weigh of the totalaggregateswawe w2 weigh ofaggregatespassing through 236mm is sieve
3 results and discussions 31 crushedaggregates effects on slumps of concrete the figure 1 depicts slumvalueof a1coarse aggregatesfor all five groups for impact crushed a1coarse aggregatesslumpvalueswere evaluated for all five groups and it was evident from experiment that there was a steady decrease in slumpvaluewith the decrease of wc ratio
Experiment no 4 determination of theaggregateimpactvalueof differentcoarse aggregatesamples bs 812 scope significanceaggregateimpactvaluetheaggregateimpactvaluegives a relative measure of the toughness or the resistance ofaggregatesudden shock or impact is not proportional to the resistance to a slowly applied compressive load
Aggregatesused for concrete o ther than for wearing surfaces theaggregate crushing valueshall not exceed 45 according to the is indian standard cod e 6
Abrasion test is the measure ofaggregatetoughness and abrasion resistance such ascrushing degradation and disintegration this test is suggested by aashto t 96 or astm c 131 resistance to degradation of smallsizecoarse aggregateby abrasion and impact in los angeles machine
Mar 30 2020 theaggregate crushing valuetest evaluates the ability of theaggregatesused in road or pavement construction to withstand the stresses induced by moving vehicles in the form ofcrushing with this theaggregatesshould also provide sufficient resistance tocrushingunder the roller during construction work and under rigid tyre rims of
Sep 05 2018 coarse aggregate crushing valueis the percentage by weight of the crushed material obtained when testaggregatesare subjected to a specified load under standardized conditions aggregate crushing valueis a numerical index of the strength of theaggregateand it is used in construction of roads and pavements 51
Tests were conducted to determine the properties of plasticaggregatesuch as density specific gravity andaggregate crushing value as 100 replacement of naturalcoarse aggregatenca with plasticcoarse aggregatepca is not feasible partial replacement at various percentage were examined 8 9
Aggregateimpactvalueoncoarse aggregatesapparatus foraggregateimpact test the apparatus as per is 2386 part iv 1963 consists of i a testing machine weighing 45 to 60 kg and having a metal base with a painted lower surface of not less than 30 cm in diameter it is supported on level and plane concrete floor of minimum 45 cm
Apr 08 2017 theaggregate crushing valueprovides a subjective measure of the resistance of theaggregate crushingin the pressure of the progressively smeared compressive load when theaggregate crushing valueis 30 or greater the outcome can be irregular and in those kind of circumstances the ten percent finesvalue
Objective 1 determine theaggregate crushing value of coarse aggregate 2 assess suitabilityof coarse aggregatesfor use in different types of road theory the aggregate crushing value give a relative measure of the resistance of anaggregatetocrushingunder gradually applied compressive load
The specific gravityof coarse aggregatewas determined as 2309 it was 13 reduce from standardvalue267 which is in the range from 25 to 30 the specific gravity of fineaggregatewas also accurateaggregate crushing valuetest this test was performed as per is 2386 part iv 1963 thecrushing valueof rca was 20
Theaggregate crushing valuetest indicates the strength ofaggregatewhich is the most essential propertyof coarse aggregate theaggregate crushing valueprovides a relative measure of resistance tocrushingunder a gradually applied compressive load for achieving a high quality of pavementaggregateof highercrushingstrength ie low
Copyright © 2020 Vemlo Machinery Company All rights reservedSitemap