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Jumbo MK3 MouldSKU: JJJBCM.CNR
M4 Corner Block Jumbo MK3 Mould MK3 Mould
The JJJBCM.CNR is a heavy-duty interchangeable mould unit designed for the Doubell Jumbo MK3 brick making machine. It produces M4 Corner Block bricks with industrial-grade efficiency and consistency.
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Corner Block
M4 Corner Block
Model: BCM.CNR
M4 Corner Block. Used for corner edges of a wall structure. The width of the protrusion to start the adjoining wall keeps the metric dimensions in tact.
Dimensions
- L: N/A
- W: N/A
- H: N/A
Family
BCM
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)
View Base MachineCost Calculator
Est. Volume
N/A m³
Est. Mass
N/A kg
Cost Per Brick (ZAR)
0.17
Cement: ZAR 0.00
Sand: ZAR 0.00
Stone: ZAR 0.00
Labor: ZAR 0.17
Production Forecasting
DIY Hand Mould
DIYBCM.CNR
500
(1 min cycles @ 100% efficiency)
1
500
Bricks / Day
Jumbo MK2
JJM + JJBCM.CNR
500
(1 min cycles @ 100% efficiency)
3
1500
Bricks / Day
Jumbo MK3
JJJM + JJJBCM.CNR
500
(1 min cycles @ 100% efficiency)
6
3000
Bricks / Day