The good reputation of our company is based on the reliability of our Ductile Iron Valve Castings, Automotive Mold Castings, Improve Single-stage Gas Furnace and stable customer relations. In order to continue to achieve technological leadership and expand our position in the market, we have intensified our technological innovation efforts in the areas of cost design, production design, and quality design. While providing high-quality products, our company pays special attention to serving users, including technical consultation, product layout, product selection, and installation guidance. We sincerely welcome users from all walks of life to inquire and patronize.
Product introduction
The high-efficiency and energy-saving two-stage gas furnace developed by Huangtai uses a unique dry distillation method to achieve the purpose of energy conservation and environmental protection. The Huangtai two-stage furnace series products won the title of national new product and the "first prize" of the Ministry of Machinery's scientific and technological progress. "Science and Technology Achievement Award", Shandong Provincial "Science and Technology Achievement Award", and "Silver Award of Shandong Spark Project Achievement Fair" are "high-efficiency, energy-saving, and environmentally friendly products" recommended by the National Science and Technology Commission to the whole country.
Product Application
The two-stage gas furnace is widely used in steel, ceramics, magnesium metal, alumina, refractories, glass, metallurgy, and other industries.

Two-stage Gas Furnace structure


Specification
Model | D2.0 | D2.4 | D2.6 | D3.0 | D3.2 | D3.4 | D3.6 |
furnace inner diameter (m) | 2.0 | 2.4 | 2.6 | 3.0 | 3.2 | 3.4 | 3.4 |
furnace sectional area (㎡) | 3.14 | 4.52 | 5.3 | 7.07 | 8.04 | 9.08 | 10.18 |
Working pressure of water jacket(Mpa) | 0.294 | ||||||
steam output of water jacket(Kg/h) | ~340 | ~380 | ~420 | ~550 | ~650 | ~690 | ~710 |
Fuel fragmentation and coal type(mm) | 20-40,25-50,30-60non-caking ,weakly caking coal,long flame coal ,lignite and gas coal | ||||||
Fuel consumption(Kg/h) | 630~950 | 1000~3000 | 1430~1630 | 2000~2670 | 2200~2750 | 2450~3100 | 2750~3350 |
Coal gas calorific value (low)(KJ/Nm³) | up stage7400~7800 down stage5500~6000 mixture6450~6900 | ||||||
Coal gas production(Nm³/h) | 1900~2800 | 3000~4000 | 4300~4900 | 6000~8000 | 7000~9000 | 7800~9900 | 9000~11000 |
Gas temperature at furnace outlet(℃) | up stage100~150 down stage550~600 | ||||||
Blast pressure at furnace bottom(Pa) | <3000 | <6000 | <6000 | <6000 | <6000 | <6000 | <6000 |
Gas pressure at furnace outlet(Pa) | <1470 | ||||||
Note: gas production and calorific value are related to coal type and coal quality | |||||||
FAQ
Q1. Who are we?
A: We are based in Shandong, China, starting in 1958. There are a total of about 500-600 people in our office. We are a manufacturer engaged in various types of coal-to-gas equipment and its supporting dust removal equipment, sewage treatment equipment, desulfurization equipment, B-level boilers, and other equipment manufacturers; and design complete sets of electrical and automation systems; provide product design, One-stop service from manufacturing, installation, debugging to after-sales service.
Q2. Why should you buy from us and not from other suppliers?
A: Professional equipment, superb craftsmanship, total quality management system, steel structure annual production capacity of 50,000 tons
Q3.What can you buy from us?
A: Gasification, Boiler, Equipment, Casting, Steel structure.
Packing & Shipping

In the process of development, our company continuously learns advanced technology experience at home and abroad, which has continuously improved our development capabilities in the field of D3.0A Two-Stage Gas Furnace/Second Section Gas Furnace Made in China. We have the spirit of foresight and the will and wisdom to innovate. Innovation is the basis of our company's survival and a broad stage for the company's development and the staff to show their talents.











