zozen boiler
Home Service FAQs FAQ of coal-fired boilers What are the chain grate types of coal-fired steam boilers?

What are the chain grate types of coal-fired steam boilers?

22 Jan 2021

The chain grate is the combustion equipment of coal-fired steam boiler. There are three main types and structures: chain belt grate, scale grate and beam grate.

1) Chain belt grate. The chain belt grate is a wide circular chain belt which is surrounded by and supported on the the front and rear axles via the chain wheels. At present, ZOZEN packaged chain grate steam boiler mainly adopts the large-block chain belt grate with a capacity of 1-20 tph.

2) Scale grate. The scale grate has many advantages. The obvious one is that there is less coal leakage. The scales can be replaced without shutting down the boiler. The ventilation is balanced, and the ventilation section is relatively small (6%). The chain grate bars only bears the stress or high temperature instead of both of them, which improves the working conditions of the chain grate.

3) Beam grate. Its main feature is that the width and length of the grate can be extended in a wide range, and the tonnage of the boiler can be larger. At present, the tonnage of the domestic beam chain grate steam boiler can reach 240 tph. The grate is featured with long service life, good durability, smooth arrangement and convenient replacement.

Related FAQs View More
Related news View More
  • ZOZEN Boiler: An Innovative Choice for Green Energy in the Pharmaceutical Industry
    In today's pursuit of health and environmental protection, the pharmaceutical industry is facing an energy revolution. Traditional steam boilers can no longer meet the industry's multiple demands for efficiency, environmental protection, and energy saving. Moreover, with increasingly strict environmental regulations and rising energy costs, pharmaceutical companies are becoming more cautious in their choice of boilers.   The pharmaceutical industry, a field related to life and health, has...
    19 Nov 2024
  • ZOZEN Biomass Boiler Brings Green Power for the Heritage and Innovation of Paper Industry
    In the heritage and innovation of traditional culture, China Xuan Paper Co., Ltd. plays an indispensable role. Xuan Paper, as an important medium for Chinese calligraphy and painting art, has extremely strict requirements for the environment and energy in its production process. With the company's development and the growth of market demand, the old boilers from the 1980s can no longer meet the increasing steam supply needs, making the selection of efficient and environmentally friendly steam bo...
    12 Nov 2024
  • ZOZEN Boiler Showcases at China Brew China Beverage 2024
    From October 28th to 31st, 2024, ZOZEN Boiler exhibited at the China Brew China Beverage 2024 (CBB 2024) held at the Shanghai New International Expo Center. As a benchmark exhibition for the entire industry chain of the liquid food industry in Asia, CBB serves as an important platform for ZOZEN Boiler to showcase its strength, expand its market, and promote international exchanges.   ZOZEN Boiler's Advanced Products Attract Wide Attention   At booth E1-D11, ZOZEN Boiler drew the ...
    05 Nov 2024

Find the Right Boiler For You

Name *

Email *

Products

Power/Capacity