WOLLASTONITE PROTECT TUBE FOR PROBE

摘要

PURPOSE: A wollastonite-based heat resistant protecting pipe for a probe is provided to industrially produce the heat resistant protecting pipe by combining various additives and binders to wollastonite. CONSTITUTION: A wollastonite-based heat resistant protecting pipe for a probe includes 10-20 weight% of kaolin, 1-8 weight% of slaked lime, 1-5 weight% of glass fiber, 10-15 weight% of a binder, and wollatonite. The binder includes either of an organic binder and an inorganic binder. The organic binder is carboxymethyl cellulose. The inorganic binder is silica sol or sodium silicate. The glass fiber is chop strand type with 6 to 12mm of thickness. 8 weight% or less of paper powder is further included in the pipe.