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Jumbo MK3 MouldSKU: JJJBAM.OB
M9 Block Open Bottom Jumbo MK3 Mould MK3 Mould
The JJJBAM.OB is a heavy-duty interchangeable mould unit designed for the Doubell Jumbo MK3 brick making machine. It produces M9 Block Open Bottom bricks with industrial-grade efficiency and consistency.
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Cavity Block
M9 Block Open Bottom
Model: BAM.OB
M9 Block with Open Bottom. Designed to allow for vertical reinforcement (rebar) and concrete filling through the cavities.
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
0.00702 m³
Est. Mass
14.03 kg
Cost Per Brick (ZAR)
6.13
Cement: ZAR 3.09
Sand: ZAR 2.20
Stone: ZAR 0.60
Labor: ZAR 0.25
Production Forecasting
DIY Hand Mould
DIYBAM.OB
500
(1 min cycles @ 100% efficiency)
1
500
Bricks / Day
Jumbo MK2
JJM + JJBAM.OB
500
(1 min cycles @ 100% efficiency)
2
1000
Bricks / Day
Jumbo MK3
JJJM + JJJBAM.OB
500
(1 min cycles @ 100% efficiency)
5
2500
Bricks / Day