硅胶系列
B型硅胶
硅胶系列 2018-08-28 03:20:52
性状:
B型硅胶为乳白色透明或半透明球状或块状颗粒。B型胶孔结构介于粗孔、细孔硅胶之间,孔容为0.60—0.85ml/g,平均孔径为4.5—7.0nm,比表面为450—650m2/g。  
用途:
主要用作液体吸附剂、干燥剂和香料载体,也可用作催化剂载体,硅砂,以及用作层析硅胶等精细化工产品的原料。
技术指标
项  目
指标
典型数值
(2-5mm)
优等品
一等品
吸附量
  RH=20% ≥
4.0
3.0
6.2
  RH=50% ≥
11.0
10.0
16.2
  RH=90% ≥
70.0
50.0
73.9
  加热减量, % ≤
2.0
2.0
1.0
  比电阻(Ω.cm)≥
5000
3000
12500
  PH
5.5—7.5
4—8
6.7
  堆积密度,g/L
500—600
500—600
518
 
规格:0.5—1.5mm、2—5mm、3—5.5mm、4—8mm。
包装:20kg复合袋或500kg集装袋。
备注:水分、包装和规格可根据用户需求定制
 
Silica Gel Type B
Characteristics
Shape: pellets or lumps.
Color: milky white, transparent or translucent.
Pore volume: 0.60-0.85ml/g.
Average pore diameter: 4.5-7.0nm
Specific surface area: 450-650m2/g.
Structure lying between macro-pored and fine-pored silica gels.
Use:
Mainly used as liquid adsorbents, drier and perfume carriers, also may be used as catalyst carriers, silica sands, etc.
Technical Data
ITEM
Specifications
Typical values
( 2-5mm)
Superior class
First class
Adsorption capacity
  RH=20% ≥
4.0
3.0
6.2
  RH=50% ≥
11.0
10.0
16.2
  RH=90% ≥
70.0
50.0
73.9
  Loss on heating, % ≤
2.0
2.0
1.0
  Specific resistance(Ω. cm)≥
5000
3000
12500
  PH
5.5—7.5
4—8
6.7
  Bulk density, g/L
500—600
500—600
518
 
sizes:0.5—1.5mm、2—5mm、3—5.5mm、4—8mm。
packing:15kg per compound bag or 300kg. Per container bag.
note: The moisture content, packing and size may be customized per your specific requirements.