Our Services
1. Ensure the high quality of the product.
2. Packaging can be done according to customer requirements and pictures can be attached before shipment.
3. Transport professional documents
4. Provide professional product consultation before sales, and we guarantee to answer any professional technical questions you may have within 48 hours; Provide timely product technical services after sales, and provide solutions within three working days.
5. Our engineers provide professional after-sales service
6. The warranty period is 12 months. During the warranty period, we are responsible for providing free maintenance, upkeep, and replacement of damaged and defective parts (under normal use) for the user's equipment. After the free warranty ends, service fees will be charged at your discretion.
7. Provide the fastest response to maintenance and assistance requests from users. After the user submits a maintenance request, ensure to provide professional technical support in the shortest possible time and in the fastest way possible.
Applicable scope:
The combustion heat value tester for building materials is mainly suitable for testing the combustion heat value of building materials in a constant heat capacity oxygen bomb calorimeter. Including total combustion heat value and net heat value.
Execution standards:
Complies with the test standards of GB/T14402-2007 "Combustion performance of building materials and products - Determination of combustion heat value" and ISO1716-2002 "Fire response test of building products - Determination of combustion heat value".
Main technical parameters:
1. Total heat value of combustion: 30000000J/Kg (30MJ/kg)
2. Repeatability error of combustion heat value: dynamic ≤ 0.1%
3. Temperature measurement range: 0-50 ℃
4. Temperature measurement accuracy: 0.01k
5. Heat capacity accuracy: ≤ 0.1%
6. Thermal capacity stability: ≤ 0.2%
7. Ignition voltage: 18V, adjustable current
8. Temperature resolution: 0.0001℃, using PT100 sensor
9. Oxygen bomb volume: 300ml. Mass is 3.2kg
10. Inner cylinder volume: 2200ml
11. The oxygen bomb has a filling pressure of 0-3.5Mpa and no air leakage.
12. Oxygen bomb pressure resistance: ≥ 21Mpa water pressure.
13. Mixing power: 3W.
14. Mixing speed inner cylinder: 375r/min.
15. Power supply: AC 185-245V.
16. Crucible (stainless steel).
17. One oxygen bomb.
18. 1 coil of ignition wire.
19. Including crucible method and cigarette method
20. One set of "cigarette preparation" device included
21. The temperature rise data and time automatically recorded by the system; The system can automatically perform temperature correction and total calorific value calculation based on relevant data such as input heat capacity, sample mass, and additional heat, and provide results; The computer of the experimental device has icon display function, curve display, Excel data table, printing function, data input, and command control function; In order to improve the system, computer systems can incorporate functions such as fault alarms and warning alarms.
22. Ignition circuit: The voltage is 12V, the adjustable current is 100mA, and the ignition wire is a 0.1mm diameter iron wire.
23. Thermal systems containing adiabatic heat and isothermal calorimetry systems
24. The total calorific value and net calorific value can be read directly without calculation
25. One set of computers and one printer
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