Expanded perlite
Softening temperature | 890-1100 °C |
Melting temperature | 1260 °C |
Cellular structure | open-cellular |
Porosity | 97 % by volume |
Moisture content( in the open air) | Up to 0.5 % by weight |
Max. moisture content | Up to 900 % by weight |
Density of the perlite ore | 2200 to 2400 kg/m3 |
Density of the fine-ground perlite ore | 1200 kg/m3 |
Bulk density | 70-120kg/m³ |
2.Chemical properties
Item | Content(%) |
SiO2 | 70 ~ 75 |
Al2O3 | 12 ~ 16 |
Fe2O3 | 0.15 ~ 1.5 |
MgO | 0.2 ~ 0.5 |
CaO | 0.1 ~ 2.0 |
Na2O | 2.5 ~ 5.0 |
K2O | 1.0 ~ 4.0 |
PH | 6.5-7.5 |
Company Information
COMPANY ADVANTAGES
Shanghai BaiJin Chemical Group Co., Ltd, headquartered in Shanghai, was established in 1990. Till now, we have 11 plants located in China, Indonesia and India.
We have ISO9001:2008 Quality Management System, ISO14001:2004 Environment Management System and GB/T 28001-2001 Occupational Health and safety Management System.
We invest a lot in our R&D center, and we are the biggest supplier in China for carbon disulfide. We own dozens of patents, and new patents are keeping applying. We also do well in sodium hydrosulphide, cotton linter pulp, DMSO, etc.
Inquiries are typically answered within 24 hours.
Our Services
we give sincere and warm welcome to our clients and merchants from home and aboard. We will reward you with our best quality and service and reputation for your preference and concern.
FAQ
1. Q: What products can Baijin supply?
A: Carbon disulfide, cotton linter pulp, NaHS, DMSO, β-mercaptopropionic acid, viscose staple fiber,perlite, etc.
2. Q: Why is your product with a high price ratio?
A:We have got more than 25 years of manufacturing experience in this field. Therefore, we establish many business relation worldwide.
ConTACT US
Sally
SHANGHAI BAIJIN CHEMICAL GROUP CO.,LTD.
Add: 26 F SINO LIFE INSURANCE BUILDING NO 707 ZHANGYANG ROAD PUDONG SHANGHAI CHINA 200120
Tel: +86-21-58359999 ext 8010
MP:86-135-24225-201(what's app)
Skype:Chinasally777