Expanded perlite is a natural acidic glassy volcanic lava、 a non-metallic mineral that includes perlite、 turquoise、 and obsidian、 with only varying levels of crystalline water. Due to its rapid volume expansion of 4-30 times under high temperature conditions ranging from 1000 to 1300 ℃、 it is collectively referred to as expanded perlite. General requirements for expansion factor> 7-10 times (obsidian> 3 times usable)、 with about 70% silica. All are open-pit mining. No need for beneficiation、 just crushing and screening. It can be used as a filter、 catalyst、 molecular sieve、 and carrier for rubber、 fertilizers、 and pesticides. Widely used in sectors such as construction、 metallurgy、 petroleum、 machinery、 light industry、 hydropower、 casting、 medicine、 food、 agriculture、 forestry、 and horticulture p>
The testing institutions established by BAIJIAN cover the entire testing industry. Online one-on-one service. The inspection report is delivered on time and with good quality、 and customers can enjoy the report delivery service. On the Baijian platform、 customers can complete the inspection process online from ordering services to submitting commission information to finally paying the inspection fee. They don't need to go out to complete the inspection process. The report was delivered on time and with good quality. The platform is committed to providing testing services for enterprises and individuals. It uses Internet+testing e-commerce to provide customers with diversified testing services p>
Testing items: The actual testing items need to be determined based on factors such as samples、 testing standards、 and report purposes.
p> Testing cost: It needs to be determined based on factors such as qualification requirements and testing items. BAIJIAN will arrange engineers to communicate with you and provide a quotation while confirming the plan p> Report processing cycle: usually within 3-10 working days、 depending on the testing project. In addition、 if there is an urgent need within the feasible range、 additional arrangements need to be explained to the engineer P>
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 problemsinspection 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 requiredTesting and testing characteristics:
1. The testing industry is fully covered、 meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. 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