Hot air · WDK series
WDK Chain Grate Hot Blast Stove
Hot air for biomass, coal — 11 standard sizes.

- Standard sizes
- 11
- Fuel
- Biomass · Coal
Design
Hot air for biomass, coal.
- Medium
- Hot air
- Fuel
- Biomass, Coal
- Standard sizes
- 11 · WDK40 – WDK350
Every standard size of the WDK series is listed in the parameter table below with output, pressure, fuel consumption, connections, dimensions and weight. Send your required output, pressure and fuel and we return a model selection, drawings and a quotation.
Gallery
WDK Chain Grate Hot Blast Stove
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Technical parameters
WDK series
Every standard size with output, pressure, fuel consumption, connections, dimensions and weight. Boilers are built to order — the quotation confirms the final figures.
Ask for drawings →Swipe the table for all sizes
| Model | WDK40 | WDK60 | WDK80 | WDK100 | WDK120 | WDK160 | WDK180 | WDK200 | WDK240 | WDK300 | WDK350 |
| Project | |||||||||||
| Rated heating capacity(x10^6kj/h) | 1.67 | 2.51 | 3.35 | 4.19 | 5.02 | 6.70 | 7.54 | 8.37 | 10.05 | 12.56 | 14.65 |
| Rated coal consumption(kg/h) | 97 | 145 | 194 | 242 | 291 | 388 | 436 | 485 | 582 | 727 | 848 |
| Hot output air diameter(mm) | 450 | 550 | 600 | 630 | 700 | 800 | 850 | 850 | 900 | 1000 | 1050 |
| Output capacity of hot air m³/h | 9727 | 14591 | 19455 | 24318 | 29181 | 38908 | 43773 | 48635 | 58362 | 73000 | 85113 |
| Model | WDK400 | WDK500 | WDK600 | WDK700 | WDK800 | WDK900 | WDK1000 | WDK1200 | WDK1600 | WDK2000 | WDK2400 |
| Project | |||||||||||
| Rated heating capacity(x10^6kj/h) | 16.7 | 20.9 | 25.08 | 29.26 | 33.44 | 37.62 | 41.8 | 50.16 | 66.88 | 83.6 | 100.32 |
| Rated coal consumption(kg/h) | 970 | 1212 | 1454 | 1697 | 1939 | 2182 | 2424 | 2909 | 3879 | 4848 | 5818 |
| Hot output air diameter(mm) | 1300 | 1500 | 1550 | 1700 | 1840 | 2000 | 2100 | 2300 | 2800 | 3200 | 3500 |
| Output capacity of hot air m3/h | 97300 | 121800 | 146000 | 170000 | 194600 | 219100 | 243600 | 291800 | 389000 | 486500 | 583600 |
| Design thermal efficiency(%) | WDK type: ≥ 74–75; ZDK type: ≥ 88–90 | ||||||||||
| Hot air temperature°C | ZDK≥1100°C, WDK350°C (Special design highest650°C ) | ||||||||||
| Fuel type | Bituminous coalII》5000kcal/kg) | ||||||||||
| Exhaust gas temperature(°C) | ≤160–200 (Depending on fuel and working temperature) | ||||||||||
From Wilford’s published data sheet. Boilers are built to order — the quotation confirms the final figures.
Hot Blast Stoves
Related series
Quotation
Quote for the WDK
Tell us the output, working pressure, fuel and application. An engineer replies with a model selection and a quotation.
- Phone+86-512-5679 1900
- WhatsApp+86 177 9859 7687
- Emailmanager@wilfordboiler.com




