Testing of stone materials for hydraulic concreteHow to apply for a report? What items need to be tested? We will conduct testing and evaluation in strict accordance with the standards. We can also provide personalized testing plans and reports according to your needs.

Test items:

Crushing index, mud content, firmness, bulk density and porosity, compressive strength and softening coefficient, wear resistance, tap density and porosity, mud content, apparent density and water absorption, surface moisture content, weak particle content, needle-like particle content, particle grading, aggregate alkali activity, coarse aggregate particle grading test, coarse aggregate saturated surface dry apparent density and water absorption test, coarse aggregate surface moisture test, coarse aggregate bulk density and porosity test, coarse aggregate tap density and porosity test, coarse aggregate mud content (stone powder content) test, coarse aggregate Aggregate mud content test (water soaking method), coarse aggregate needle-like particle content test, coarse aggregate weak particle content test, coarse aggregate crushing value test, rock compressive strength and softening coefficient test, coarse aggregate firmness test, coarse aggregate wear resistance test, carbonate aggregate alkali activity test (rock column method), aggregate alkali activity test (mortar bar rapid method), aggregate alkali activity test (concrete prism method), stone firmness, water absorption, saturated surface dry water absorption, organic matter content, alkali activity) mortar bar rapid method (, alkali activity) petrographic method (

Testing standards:

1. DL/T5151-2014 Test Procedure for Sand and Gravel Aggregates of Hydraulic Concrete/

2. SL352-2006 Test Procedure for Hydraulic Concrete 2.29

3. SL352-2006 (2.24) Test Procedure for Hydraulic Concrete/

4. SL352-2006 (2.19) Test Procedure for Hydraulic Concrete/

5. SL/T352-2020 Test Procedure for Hydraulic Concrete SL/T352-2020

6. SL352-2006 (2.31) Test Procedure for Hydraulic Concrete/

Testing fee price:

Due to the different test items and experimental complexities, please contact customer service for specific confirmation and quotation.

Function of testing report:

1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms
 
3. Used as a sales report: issuing legally effective testing reports to make consumers more confident
 
4. Papers and research: Provide professional personalized testing needs
 
5. Judicial services: providing scientific, fair, and accurate testing data
 
6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems
 

inspection and testing process:

1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations
 
3. Mail samples and arrange testing
 
4. Progress tracking and result feedback
 
5. Provide reports and after-sales service
 
6. If urgent or priority processing is required
 

Testing and testing characteristics:

1.The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby
 
3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service
 
7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc
 
8. The testing report is authoritative and effective, and is generally used in China
 
 

Test report function

1、Project bidding: issue authoritative third-party CMA/CNAS qualification report；

2、E-commerce platform entry: quality inspection reports recognized by major e-commerce platforms；

3、Used as sales report: issuing a test report with legal effect to make consumers feel more at ease；

4、Papers and scientific research: providing professional and personalized testing needs；

5、Judicial services: providing scientific, fair and accurate testing data；

6、Industrial problem diagnosis: verifying the troubleshooting and correction of problems in industrial production；