Testing of HDPE outer protective pipe, rigid polyurethane foam prefabricated directly buried insulat

Material Analysis 百检检测 2023-12-11

Rigid polyurethane foam has better flame retardancy than natural wood. Compared to glass fiber materials、 they have higher strength and better toughness

Rigid polyurethane foam has dense and tough skin、 sound insulation and waterproof、 low thermal conductivity、 convenient construction、 molding process identification、 high production efficiency and many other characteristics、 so it is widely used in the construction industry、 flame retardant insulation products、 refrigerator ice insulation、 thermal insulation materials、 structural weighing materials and other fields

Testing demand for rigid polyurethane foam

1. New product research and development needs to master the relevant process and data through testing

2. Quality measurement、 factory testing and type testing of rigid polyurethane foam products

3. Government approval、 and product listing requires a qualified test report to pass the government's filing and approval

4. Competitive product analysis、 through testing the performance and indicators of competitive products、 to learn from each other

5 Purchase decision: when purchasing products on a large scale、 the purchaser needs to confirm the quality

Recommended test items for rigid polyurethane foam

1. Physical property test items: apparent core density、 compressive strength or compression stress、 tensile strength、 tensile elongation、 bending strength、 porosity、 dimensional stability、 thermal conductivity、 bonding performance、 water absorption、 water vapor permeability under 10% deformation

2 High and low temperature cycling performance measurement

3. Odor level measurement

4. Combustion performance measurement

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

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