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grgtest@grgtest.com
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No. 163, Xipingyun Road, Huangpu Avenue, Tianhe District, Guangzhou City
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Guangzhou Radio and Television Metrology Testing Co., Ltd
Testing of polypropylene PP melt blown special material
NegotiableUpdate on 12/04
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Overview
Radio and Television Metrology has a professional and efficient technical team, advanced and precise testing equipment, and can provide customers with professional testing services for polypropylene PP melt blown special materials.
Product Details
As the core material of masks, the performance of melt blown PP material determines the quality of masks. China has released the national recommended standard GB/T30923-2014 in 2014, which specifies the relevant performance requirements for polypropylene PP melt blown special materials.
Product range:
Polypropylene PP melt blown special material
Test cycle:
7 business days
Test project:
| test project | period | Test Standard |
| Melt mass flow rate | 7 days | GB/T 30923-2014 |
| ash content | ||
| appearance | ||
| volatile matter | ||
| Residual amount of di tert butyl peroxide | ||
| molecular weight distribution | ||
| Qualitative analysis of components | GB/ T 6040-2002 | |
| Melting and Crystallization Characteristics | GB/T 19466-2004 |
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