Production

The MDP purge unit is manufactured according to TU U 23.2 – 39676942 – 001:2016 under patent of Ukraine No. 99909 dated 25.06.2015.

 

 

TECHNICAL CHARACTERISTIC

 

1.1. Fireproof capillary module:

Corundum filler

 

 

 

Substance

 

Mass fraction
Al2O3,%            >  80.0
CaO, %             <  1.7
MgO%+ZrO2           >  3.5

 

1.2. Binding agent

Refractory adhesive

 

Index name TU standard
1. Al2O3 content per tempering substance, not less than,  % 85
2. Cr2O3  content per tempering substance within,  % 3 – 5
3. Р2O5  content per tempering substance within,  % 10-12
4. Fraction less than 10 μm, not less than, % 92
5. Time of hardening at temperature of 280-400С, hour 2
6. Maximum operating temperature, С     1,800

 

1.3. Housing (case) with the inner collector array, argon pipe

Refractory corrosion-resisting stainless steel 08Х18Н10 (GOST 5632-72)

USA analog: AISI 304.

 

C i n Ni S P Cr Ti Cu
to   0.08 to   0.8 to   2 9 – 11 to   0.02 to   0.035 17 – 19 to   0.5 to   0.3