low pressure boiler specification steam boiler for sauna

This is Wafangdian Yongning Grate Manufacturing Co.,Ltd. from China.

Our business concept: Let's make a win-win cooperation.

Wafangdian Yongning Grate Manufacturing Co.,Ltd.is located in Wafangdian City,it is very convenient to get access to Dalian Port.

Our company has got over twenty years manufacturing experiences of boiler&boiler parts, we are one of the leading boiler grate manufactures in China.

R&D department has been given great financial support in our company, we invest over 15% of income every year. Our company has got 8 patents and keep applying others.

As a professional manufacture of boiler&boiler parts, we provide design, development, manufacturing and after sale services. We focus on a series of fashion accessories, a wide range of diversity, reasonable price and on-time delivery.

1.. What are the differences between vertical type boiler and horizontal type boiler with the same capacity?

1. Structure of vertical boiler is compact, occupy a limited area,

2. Convenient on installation and removal.

3. Low cost and investment on capital construction. Steam exhausted fast and sufficient.

1. The combustion space of horizontal is big, fuel can be burned completed.

2. The thermal efficiency is higher than the vertical boiler,

3. Horizontal type: less thermal loss, stronger output, and higher steam quality.



2. What are the limitation (size, humidity, chemical element concentrations) of coal fuel/solid fuel/wood fuel?

Size requirement of coal:6-25mm

Size requirement of blending coal: <50mm (the coal less than 6mm should less than 30%)

Diameter of biomass particle: 6~10mm, length: 25~50mm, water content < 15%, ash content < 2%, sulphur content<0.07%, chlorinity <0.07%, nitrogen content < 0.5%



3. What is the size of furnace door and blower hopper?

Size of furnace door:

Standard elliptical furnace door:300*800*1500

Blower hopper size:

2 tons conical hopper: 1400*800*1500

4 tons conical hopper: 2200*1400*1500



4. What is the combustion mode of coal/biomass fired boiler?

The combustion mode of coal/biomass fired boiler is layer combustion. Place the flue on the fixed or moved grate, to form an evenly fuel bed with a certain thickness, air comes from the bottom of grate, and combustion occurred on the fuel bed.