Investment casting materials colloidal silica polishing for making moulds

group name: Colloidal silica

Min Order: 1000 kilogram

brand name: OBT casting part Manufacturer

model: OBT-27

Nearest port for product export: Qingdao port

Delivery clauses under the trade mode: FOB, CFR, CIF, EXW, FAS, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF, DES

Acceptable payment methods: T/T, L/C, D/P D/A, MoneyGram, PayPal, Westem Union, Cash, Escrow

update time: Thu, 30 Mar 2023 15:44:46 GMT

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Paramtents

Color colorless or transparent
Appearance liquid
usage casting, binder,papper-making,concrete,fireproof industry
Packing 25kg/barrel

Packging & Delivery

Min Order1000 kilogram

Briefing

Colloidal silica is a dispersion of nano-sized silica particles in water or in a solvent. It is ordless and non-toxic.

Detailed

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.

Our product range:

Mullite sand

Colloidal Silica

Pattern Wax

Chemical additive

Application:

Precision Investment Casting

Lost Wax Casting

Refractory Bricks Manufacturing

Coatings industry

Textile industry

Paper industry

Petroleum industry

Ceramic industry

Electronic polishing industry

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.