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Alpine Gas Kiln Measurements & Specifications

HF Series Updraft Kilns
Cone 14-2500°F

MODEL NO. HF-10 HF-16 HF-20 HF-24 HF-30 HF-40 HF-50 HF-60
Temperature Range All models fire to 2500° Farenheit (cone 14)
Inside Kiln Dimensions 24"W x 23"D x 32"H 33"W x 23"D x 36"H 33"W x 23"D x 45"H 33"W x 27"D x 47"H 33"W x 27"D x 57"H 35"W x 34"D x 57"H 44"W x 34"D x 57"H 46"W x 34"D x 67"H
Outside Kiln Dimensions* 54"W x 42"D x 65H 63"W x 42"D x 69H 63"W x 42"D x 74"H 63"W x 47"D x 76"H 63"W x 47"D x 83"H 69"W x 59"D x 82"H 78"W x 59"D x 82"H 80"W x 59"D x 92"H
Door Opening 22"W x 32"H 30"W x 36"H 30"W x 45"H 30"W x 47"H 30"W x 57"H 30"W x 57"H 36"W x 57"H 36"W x 67"H
Setter Slab Information 2-11" x 20" for shelf size 22" x 20" 2-11" x 28" for shelf size 22" x 28" 2-11" x 28" for shelf size 22" x 28" 2-14" x 28" for shelf size 28" x 28" 2-14" x 28" for shelf size 28" x 28" 3-11" x 28" for shelf size 33" x 28" 4-11" x 28" for shelf size 44" x 28" 4-11" x 28" for shelf size 44" x 28"
Muffle Slabs (Silicon carbide, for older kilns) 2-9 x 24 x 5/8 2-9 x 24 x 5/8 2-9 x 24 x 5/8 2-11 x 24 x 5/8 2-11 x 24 x 5/8 2-11 x 24 x 5/8 4-9 x 16 x 5/8 4-9 x 18 x 5/8
Maximum Gas Consumption 400 CFH 425 CFH 475 CFH 525 CFH 625 CFH 725 CFH 800 CFH 875 CFH
Required Gas Pressure 8" W.C.P. on burner gauges. 14 Inches Of Water Column Pressure at Hook Up.
Approx. Shipping Weight 2700 lbs. 3600 lbs. 3800 lbs. 4000 lbs. 5000 lbs. 7000 lbs. 7500 lbs. 8500 lbs.
Recommended Glaze Firing Time to:
Cone 06 5 hours 5 1/2 hours 6 hours 6 hours 6 hours 7 hours 7 hours 8 hours
Cone 10 7 1/2 hours 8 hours 8 hours 8 hours 8 hours 9 hours 9 hours 10 hours

Sculpture Burnout Furnace/Car Kiln
Cone 14-2500°F

MODEL NO. SBF-40 SBF-60 SBF-90 SBF-120
Capacity 40 cu. ft. 60 cu. ft. 90 cu. ft. 120 cu. ft.
Temperature Range All models have full ceramic range to 2500° F.
Furnace Loading Dimensions 37"W x 33"D x 57" H 46"W x 34"D x 67"H 46"W x 51"D x 67"H 48"W x 60"D x 72"H
Outside Furnace Dimensions* 76"W x 58"D x 95"H 88"W x 71"D x 102"H 88"W x 78"D x 103"H 90"W x 97"D x 107"H
Maximum gas consumption 725 C.F.H. 975 C.F.H. 1200 C.F.H. 1800 C.F.H.
Required Gas Pressure 14 Inches Of Water Column Pressure at Hook Up. 8" W.C.P. on burner gauges. Gas line should be sized to deliver above C.F.H. with kiln under full load.

* Outside depth dimension would be doubled plus approximately two (2) feet for overall space requirement. Allow additional 24" on width dimension for burner and control panel.

DDHF Series Downdraft Kilns
Cone 14-2500°F

MODEL NO. DDHF-10 DDHF-16 DDHF-20 DDHF-24 DDHF-30 DDHF-40 DDHF-50 DDHF-60
Capacity 10 cu. ft. 16 cu. ft. 20 cu. ft. 24 cu. ft. 30 cu. ft. 40 cu. ft. 50 cu. ft. 60 cu. ft.
Temperature Range All models fire to 2500° Farenheit (cone 14)
Inside Kiln Dimensions 24"W x 23"D x 32"H 33"W x 23"D x 36"H 33"W x 23"D x 45"H 33"W x 27"D x 47"H 33"W x 27"D x 57"H 35"W x 34"D x 57"H 44"W x 34"D x 57"H 46"W x 34"D x 67"H
Outside Kiln Dimensions* 54"W x 58"D x 65H 63"W x 58"D x 69H 63"W x 58"D x 74"H 63"W x 63"D x 76"H 63"W x 63"D x 83"H 69"W x 74"D x 82"H 78"W x 59"D x 82"H 80"W x 59"D x 92"H
Door Opening 22"W x 32"H 30"W x 36"H 30"W x 45"H 30"W x 47"H 30"W x 57"H 30"W x 57"H 36"W x 57"H 36"W x 67"H
Setter Slab Information 2-11" x 20" for shelf size 22" x 20" 2-11" x 28" for shelf size 22" x 28" 2-11" x 28" for shelf size 22" x 28" 2-14" x 28" for shelf size 28" x 28" 2-14" x 28" for shelf size 28" x 28" 3-11" x 28" for shelf size 33" x 28" 4-11" x 28" for shelf size 44" x 28" 4-11" x 28" for shelf size 44" x 28"
Total Burner CFM 114 150 150 150 292 292 292 292
BTU Natural Gas 302,500 357,500 440,000 467,500 550,000 632,500 880,000 962,500
BTU Propane Gas 605,000 725,000 880,000 935,000 1,100,000 1,265,000 1,760,000 1,925,000
Maximum Gas Consumption 275 CFH 325 CFH 400 CFH 425 CFH 500 CFH 575 CFH 800 CFH 875 CFH
Required Gas Pressure 8" W.C.P. on burner gauges. 14 Inches Of Water Column Pressure at Hook Up.
Recommended Glaze Firing Time to:
Cone 06 5 hours 5 1/2 hours 6 hours 6 hours 6 hours 7 hours 7 hours 8 hours
Cone 10 7 1/2 hours 8 hours 8 hours 8 hours 8 hours 9 hours 9 hours 10 hours

MODEL NO. DDHFS-10 DDHFS-16 DDHFS-20 DDHFS-24 DDHFS-30 DDHFS-40 DDHFS-50 DDHFS-60
Capacity 10 cu. ft. 16 cu. ft. 20 cu. ft. 24 cu. ft. 30 cu. ft. 40 cu. ft. 50 cu. ft. 60 cu. ft.
Temperature Range All models fire to 2500° Farenheit (cone 14)
Inside Kiln Dimensions 24"W x 23"D x 32"H 33"W x 23"D x 36"H 33"W x 23"D x 45"H 33"W x 27"D x 47"H 33"W x 27"D x 57"H 35"W x 34"D x 57"H 44"W x 34"D x 57"H 46"W x 34"D x 67"H
Outside Kiln Dimensions* 54"W x 58"D x 65"H 63"W x 58"D x 69"H 63"W x 58"D x 74"H 63"W x 63"D x 76"H 63"W x 63"D x 83"H 69"W x 74"D x 82"H 78"W x 59"D x 82"H 80"W x 59"D x 92"H
Door Opening 22"W x 32"H 30"W x 36"H 30"W x 45"H 30"W x 47"H 30"W x 57"H 30"W x 57"H 36"W x 57"H 36"W x 67"H
Setter Slab Information 2-11" x 20" for shelf size 22" x 20" 2-11" x 28" for shelf size 22" x 28" 2-11" x 28" for shelf size 22" x 28" 2-14" x 28" for shelf size 28" x 28" 2-14" x 28" for shelf size 28" x 28" 3-11" x 28" for shelf size 33" x 28" 4-11" x 28" for shelf size 44" x 28" 4-11" x 28" for shelf size 44" x 28"
Total Burner CFM 114 150 150 150 292 292 292 292
BTU Natural Gas 302,500 357,500 440,000 467,500 550,000 632,500 880,000 962,500
BTU Propane Gas 605,000 725,000 880,000 935,000 1,100,000 1,265,000 1,760,000 1,925,000
Maximum Gas Consumption 275 CFH 325 CFH 400 CFH 425 CFH 500 CFH 575 CFH 800 CFH 875 CFH
Required Gas Pressure 8" W.C.P. on burner gauges. 14 Inches Of Water Column Pressure at Hook Up.
Recommended Glaze Firing Time to:
Cone 06 5 hours 5 1/2 hours 6 hours 6 hours 6 hours 7 hours 7 hours 8 hours
Cone 10 7 1/2 hours 8 hours 8 hours 8 hours 8 hours 9 hours 9 hours 10 hours

* Allow an additional 24" on width dimension for control panel, and 14" on depth for burners.

NOTE: All fuel data based on natural gas on 1000 BTU per cubic foot.