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Jumbo MK3 MouldSKU: JJJBAM.KO.OB
Block Accessory/Variant JJJ Machine MK3 Mould
The JJJBAM.KO.OB is a heavy-duty interchangeable mould unit designed for the Doubell Jumbo MK3 brick making machine to produce Block Accessory/Variant bricks.
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Knock-out Block
M9 Knock-Out Block (Open Bottom)
Model: BAM.KO.OB
Knock-Out M9 Block. Features pre-weakened sections to easily create channels for horizontal reinforcement or piping without damaging the block structure. Has an open-bottom cavitiy for vertical (rebar) reinforcement and concrete pouring to create a strengthened solid wall.
Dimensions
- L: 390 mm
- W: 190 mm
- H: 190 mm
Family
BAM
Compatible Machine

MK3 Range
Doubell Jumbo MK3 Manual "egg-layer" Brick Machine (Mould not included)
Doubell Jumbo MK3 Manual "egg-layer" Brick Machine (Mould not included)
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Est. Volume
0.00692 m³
Est. Mass
13.84 kg
Cost Per Brick (ZAR)
6.06
Cement: ZAR 3.05
Sand: ZAR 2.17
Stone: ZAR 0.59
Labor: ZAR 0.25
Production Forecasting
DIY Hand Mould
DIYBAM.KO.OB
500
(1 min cycles @ 100% efficiency)
1
500
Bricks / Day
Jumbo MK2
JJM + JJBAM.KO.OB
500
(1 min cycles @ 100% efficiency)
2
1000
Bricks / Day
Jumbo MK3
JJJM + JJJBAM.KO.OB
500
(1 min cycles @ 100% efficiency)
5
2500
Bricks / Day