MIX DESIGNATION FOR MORTARS SCREEDS

Product Description	Cementitious Types								Retardation Duration
Product Description	CEM I⁽¹⁾	CIIA-S⁽²⁾	CIIB-S⁽³⁾	LIME	CIIA-V⁽⁴⁾	CIIB-V⁽⁵⁾	Coloured	Fibres	Nil	8hr	12hr	24hr	36hr	48hr	72hr
CPC Approved Trowel Ready Mortars to BS EN 998-2
M12									*	*
M6									*	*
M4									*	*
M2									*	*
CPC Approved General Purpose (GP) Internal Renders to BS EN 998-1
GP CS I to IV									*	*				*	*
CPC Approved General Purpose (GP) External Renders to BS EN 998-1
GP CS I to IV (W0 - W2)									*	*				*	*
CPC Approved Screeding Materials to BS EN 13813
CT35 - F5
CT25 - F3
CT20 - F3
CT35 - F5 Superscreed
CT35 - F5 SBR Screeds
CPC Approved Lime Sands for Mortar to BS EN 998-2
1 : 12
1 : 9
1 : 6
1 : 4.5
1 : 4
1 : 3
* = By special arrangement with C & G.
Key CEM I - Portland Cement conforming to BS EN 197-1. CIIA-S - CEM I cement conforming to BS EN 197-1 with a mass fraction of 6% to 20% of combination of ggbs conforming to BS 6699 or BS EN 15167-1. CIIB-S - CEM I cement conforming to BS EN 197-1 with a mass fraction of 21% to 35% of combination of ggbs conforming to BS 6699 or BS EN 15167-1. CIIA-V - CEM I cement conforming to BS EN 197-1 with a mass fraction of 6% to 20% of combination of fly ash conforming to BS EN 450-1. CIIB-V - CEM I cement conforming to BS EN 197-1 with a mass fraction of 21% to 35% of combination of fly ash conforming to BS EN 450-1.