Olympic DownDraft Gas Kilns
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Olympic DownDraft Gas Kilns

KNOLDD24F.jpg (18914 bytes)
DD24 - all fiber

Olympic DownDraft Gas Kilns are front loading and built of board, fiber and brick insulation.  Multiple venturi burners give even heat distribution to Cone 10 on low-pressure propane or natural gas with minimal maintenance.  Gas flow and reduction are easily controlled from the front of the kiln.

An ignition systems with thermocouple safety shut-off, gas pressure gauge, heavy welded hinges, and an adjustable door support wheel are standard.  Options include electronic controller, pyrometer, kiln sitter.  Stainless steel jackets are now standard. 

Olympic designs are durable and efficient, but a special feature of all our commercial kilns is the easy disassembly for repair or maintenance when that becomes necessary.

4 1/2" brick backed up with 1" ceramic fiber board
Firing chamber is surrounded in 1" steel tubing which keeps outer surfaces cooler

Temperature Range: 0-2350F, Cone 10
KNOLDownDraft.jpg (15485 bytes)
Minimum Gas Pressure: 
   Natural Gas - 7" Water Column 
   Propane - 11" Water Column
Fiber and Brick Construction Standard
Take 10% off all options (see below) on Downdraft kilns    
Model
DD9
  
DD12 DD14 DD17 DD20 DD24 DD30 DD40
Inside volume - cu ft 15 18.75 21.9 24.8 32.6 37.7 44 53
Setting space - cu ft 9.2 12.1 14.5 17.3 20.5 24.6 30 40
Setting Area Inches 
(w x d x h)
23 x 23
x 30
27 x 28
x 31
29 x 28
x 31
29 x 28
x 37
31 x 31
x 37
32 x 35
x 38
36 x 36
x 40
41 x 41
x 41
Inside Dimensions Inches 
(w x d x h)
30 x 25
x 35
33 x 32
x 37
35 x 32
x 37
35 x 32
x 42
37 x 36
x 43
38 x 40
x 43
42 x 41
x 47
47 x 46
x 48
Outside Dimensions Inches 
(w x d x h)
50 x 55
x 74
53 x 62
x 75
55 x 62
x 75
55 x 62
x 80
56 x 56
x 81
56 x 56
x 81
52 x 67
x 82
62 x 71
x 86
Shelf Size - Inches per Layer 2-
11x22
2-
13x26
2-
14x28
2-
14x28
2-
15x15
4-
16x16
4-
18x18
4-
20x20
Max BTU/HR Input 120,000 150,000 250,000 275,000 300,000 350,000 375,000 390,000
Gas Line Inlet Inches 3/4 1 1 1 1 1 1 1
Number of Burners 3 6 6 6 6 6 8 8
Approx Shipping Weight (lbs) 1250 1600 1600 1650 1750 1950 2000 2200
Model
DD9
  
DD12 DD14 DD17 DD20 DD24 DD30 DD40
List Price $5265 $5500 $6435 $7370 $8895 $10240 $11470 $14045
Our Price $4475 $4675 $5469 $6265 $7560 $8704 $9749 $11938
Furniture Kit* 8 shelf, 8 ea posts 8 shelf, 8 ea posts 8 shelf, 8 ea posts 8 shelf, 8 ea posts 16 shelf, 16 ea posts 16 shelf, 16 ea posts 16 shelf, 16 ea posts 16 shelf, 16 ea posts
Price $434 $595 $635 $635 $1267 $1267 $1267 $1267
* Furniture Kits consist of 8 or 16 shelves, 8 or 16 each of the following posts (3", 6", 8", 10"), 1 lb kiln wash

Options:

Gas Kiln Sitter System - The kiln sitter provides an automatic shut-off when the kiln reaches a specified cone temperature. The limit timer will shut the kiln off at a preset time. An electric valve runs the gas kiln sitter.  Requires a 120 volt outlet.

$300
w/o timer

$250

$350 w/timer

$290

Pyrometer - An analog pyrometer is an available option for measuring temperature of the kiln while firing. Pyrometers should be wall mounted away from the kiln to prevent damage to the instrument. Olympic's pyrometer is rated 0-2500F.

Analog
$105

$95

Digital
$135

$120

120 Volt Electronic Wall Unit - Olympic's electronic wall unit features programming by cone number or allows you to create your own programs. Each program has eight segments with ramp/hold profiles and controlled cooling rate. The controller also features numerous means for diagnosing problems and convenient program review before or during a firing.  Because the electronic controller runs in an on/off mode and is not proportional, the gas kiln operator will need to manually adjust the gas flow several times as the kiln reaches 1500F, when the controller can fully automate the firing. Includes valves necessary for controlling gas flow.

$725

$610

Blower Burner - Forced air blower burners are available; They speed firing and are more fuel efficient than standard Venturi burners.  Note that the standard Venturi burners work extremely well by themselves

$950
(each)

$850

Vent Hood - The vents measure 48" x 48". Vents shipped with a kiln are palletized separately and have an approximated shipping weight of 172 lbs. You will need to purchase a double or triple walled exhaust pipe 10" in diameter to extend out of the top of the vent and through the wall or ceiling to the outside.

$900
Galvan- ized Steel

$800

$1050
Stainless

$925

All fiber or all brick - A modified kiln design such that the kiln insulation is made entirely of ceramic fiber or kiln brick. $0 - All fiber
$0 - All brick
Car Kiln - A modified kiln design such that the floor and the door of the kiln pull forward on a track.  This provides improved access to the interior of the kiln for loading and unloading (click for image) + 25% of kiln price

Kiln Posts: all are 1.5" x 1.5" square 

Height

Our price

1/2 "

$1.10

1"

$1.55

2"

$1.65

3"

$2.10

4" 

$2.60

5"

$3.20

6"

$3.35

7"

$3.60

8"

$3.95

9"

$4.20

10"

$4.65

12"

$5.45

Please email for a shipping quote.

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