Rock Hoppers Brew Club RHBC Logs 2008-2017 > Logs

Imperial IPA – All Grain GONE

Batch #:

2010-18

Batch Size:

10 gallons

Boil Time:

90 min

Conditioning:

Keg

Brew Date:

November 11, 2010

Statistics

Target OG:

1.080 19.3° P

OG:

1.080 19.3° P

FG:

1.012 3.1° P

Real Extract:

6° P

Attenuation:

83.9% Apparent – 68.9% Real

Color:

8 SRM

IBU:

104 Garetz

BU/GU:

1.3

ABV:

9.1%

ABW:

7.1%

Calories:

261 12 oz

Malts and Grains

Amount	Malt/Grain	% of Grist
9.00 pounds	American Pale Malt (2-Row)	24.8%
9.00 pounds	Scottish Golden Promise	24.8%
9.00 pounds	British Maris Otter Pale Malt	24.8%
9.00 pounds	Canadian Pilsner	24.8%
0.33 pounds	Belgian Special B Malt	0.9%
36.33 pounds	Total Grain Weight	100%

Non-Fermentables

Amount	Non-Fermentable	Time
1/4 tsp	Super Moss	10 minutes
2 Tbsp	Gypsum	60 minutes

Hops

Amount	Hop	Time	Type	Use	Form	AA
4.00 ounces	Magnum	90 min	Bittering	Boil	Pellets	12.0%
4.00 ounces	Simcoe	45 min	Bittering	Boil	Pellets	12.2%
2.00 ounces	Amarillo	20 min	Bittering	Boil	Pellets	9.0%
2.00 ounces	Amarillo	0 min	Aroma	Aroma	Pellets	9.0%
2.00 ounces	Cascade	0 min	Flavor	Dry Hop	Leaf
14.00 ounces	Total Hop Weight

Yeasts

Name	Lab/Manufacturer	Product ID	Amount
California Ale	White Labs	WLP001	500 ml

Mash Profile Single Infusion Mash, Full Bodied Beer

Ideal Grain Temp:

72°F

Ideal Tun Temp:

72°F

Ideal Sparge Temp:

168°F

Ideal PH:

5.4

Notes:

Mash profile for most well-modified malts.

Mash Steps

#	Name	Type	Time	Temp.	Description
1	Mash In	Infusion	45 min.	158°F	Add 70% of mash water at 171° F / 77° C
2	Mash Out	Infusion	10 min.	168°F	Add 30% of mash water at 197° F / 92° C

Water Profile Highlands Ranch, Colorado

Calcium:

31.4 ppm

Bicarbonate:

56.9 ppm

Sulfate:

41.1 ppm

Chloride:

0.9 ppm

Sodium:

27.0 ppm

Magnesium:

3.5 ppm

PH:

5.4

Notes:

Filtered through standard charcoal system.

Fermentation and Aging

Primary:

17 days @ 68° F

Secondary:

14 days @ 68° F

Kneewalker

Date Brewed:
Brewer/Assistant:

Brew Day Data

	Target	Actual	Notes
Strike Water Amount:	12.1
Strike Water Temperature:
Mash Temperature(s):
Mash Time:
Sparge Water Amount:	6.6
Sparge Water Temperature:
Pre-Boil Gravity:
Pre-Boil Amount:	11
Post-Boil Amount:	10
Boil Time:	90
OG:	1.0800 / 19.3° P
Mash PH:
Boil PH:

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Log: Kneewalker