Investment casting materials colloidal silica for making moulds

Group Colloidal silica
Min. Order 1000 kilogram
Terms of Payment L/C, D/A, D/P, Western Union, MoneyGram, T/T, Paypal
Update Time 2020-03-26
Item specifics
Colorcolorless or transparent
Appearanceliquid
usagecasting, binder,papper-making,concrete,fireproof industry
Packing25kg/barrel
  • Description
  • Product review
Production Introduction and Application
Fast-dry silica sol: for casting shell membrane can quickly dry the shell of a product. With  transparent apperance,this kind of product can greatly improve the shell efficiency and shell quality stability.It is more suitable for automatic shell making line On the application; and it can significantly improve the shell membrane drying speed, shorten the construction period and cost savings.
Specification
Technical parameters
OBT-27
OBT-30
SiO2 %
26~28
29~31
Paticles size
10~20
10~20
pH value  (25 ℃)
9.0~10.5
8.5~10.5
iscosity (25 ℃,mm2/s)
≤6.5
≤6.5
Custom-Made Product
According to customer requirements, the pH value, viscosity, concentration, stabilizer type and other indicators, customize the special specification products for you.
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