coal fired thermal oil heater

coal  fired thermal oil heater   coal fired thermal oil heater features:  Dear Customer:
We have a Trade Assurance Amount US $60,000 granted by Alibaba.com. It
means you will receive 100% refund of the Trade Assurance Amount for orders
not meeting agreed delivery or quality terms.  YLL produce process   YLW produce process   1.strong adaptability of different fuels 
separated design for combustion equipment and upper furnace, according to the different nature of the solid fuel, furnace can be design individually .
 2.highly degree of grate automation 
The structural grate is full automatic chain grate .
 3.cubic tube combustion chamber.
 Boiler combustion chamber is composed of chain grate and back and front arch , with large fuel combustion space, complete combustion, high thermal efficiency.
 4.Best coil design.
 Radiation section adopts the square coil, the convection section coil is made by serpentine, good performance of radiation coil thermal expansion, low stress, safe and reliable.
 5.The optimal process design
Three return flue gas, medium flows through the conviction and radiation coils, with uniform velocity, safe and stable operation
 6.Sufficient output.
 Reasonable heating surface layout, large area, good heat transfer effect, high efficiency, stable output, sufficient.
 7.Perfect automatic control measures
precision control on outlet oil temperature , multiple protection and control are set on  medium temperature, pressure and smoke temperature to ensure safe and reliable operation.   while as a 30years manufacture,we also have our unique feature: 1.fourth-backhual heating; 2.unique thermal insulation technical; 3.The heating surface consists of the double layer coils so as to lay out enough heating area ; 4.Ceiling tube reduce s the resistance off the medium inside the heater,so as to ensure rhe safer usage of the heat transfer oils. 5.The ceiling coil on the top of the radiant heating surface can protect the furnace top better and prevent it from being burned out.  more information about the structure welcom here !     the factory  Warranty and after-sale service BZ promises the top quality of every set of machine and best after-sales service as followings : (A)   The boiler body guarantee is one years , for accessories two years (B)   During the guarantee period , if the main body defective or broken without wrong operating , Honor must replace the parts for free or prepare the spare-parts for free. (C)   BZ should provide boiler technical service and operation guidance for whole life  long. (D)   Regarding to the installation and training , the buyer should take all the correlative charges (accommodation and food , round -trip tickets)   customer   contact us skype: charliesun327 whatsapp:00+86+18630107521 cell:86+18630107521 email:charlie @ bangziboiler.com