Adhesives & Mortar Systems

KingBlock MC100^®

Block and brick laying cementitious mortar with water resistance

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Fresh wet density (mixed)

2.05 ± 0.10 g/cm³

Pot life

1 - 2 hr

Maximum aggregate size

3.0 mm

Initial

6 - 7 hr

Coverage

13.5 litres/25 kg b…

Packaging

Bag

Overview

KingBlock MC100 is a polymer modified, ready to use interior and exterior block adhesive specially designed for use with blocks and bricks. KingBlock MC100 is composed of a blend of cement, sand, limestone, dry powder additives and selected polymers which when mixed with water produces a thixotropic mortar suitable for fixing all types of blocks and bricks, and to be used on the block walls for filling gaps.

Applications

For permanent fixing of all types of blocks and bricks
Can be used internally and externally
Non sag, can be used for vertical and horizontal surfaces

Advantages

Water resistant, will not be affected in wet areas
Ready for use, just requires the addition of water
Non sag, good consistency
High bond strength
Suitable for internal and external application
Shrinkage controlled, polymer modified cementitious mortar
Complies with the LEED requirements for VOC and formaldehyde limits
STANDARDS KingBlock MC100 complies with the requirements of:
ASTM C387 as Mortar for Unit Masonry, Type M, S and N
ASTM C270 Type M, S, N and O

Technical Properties

Property	Value	Standard
Colour	Grey	—
Fresh wet density (mixed)	2.05 ± 0.10 g/cm³	—
Pot life	1 - 2 hr	—
Compressive strength	ASTM ≥ 20 MPa @ 28 days C109/109M-02	—
Compressive strength	ASTM ≥ 14 MPa @ 28 days C476	—
Flexural strength	ASTM: ≥ 2.5 MPa @ 28 days C348	—
Tensile strength	≥ 2 MPa @ 28 days	ASTM C307
Maximum aggregate size	3.0 mm	—
Setting time		ASTM C191
Initial	6 - 7 hr	—
Final	8 - 9 hr	—
Temperature limitations	Below 5⁰C and above 38⁰C	—