Cement Sheet (Hardi-Tex)

 

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ROCKCOTE SYSTEM CHART – DINCEL Construction System

SYSTEM

SURFACE
PREP.

1st COAT

APPLICATION

2 COAT/  APPLICATION

 3rD COAT/  FINISH

4th COAT/ FINISH

5th COAT/ FINISH

6TH  COAT/ FINISH

7TH  COAT/ FINISH

WARRANTY (YRS)

Painted Polymer Render

Ensure surface is clean & dry as per relevant primer’s data sheet

Armawall Sealer/ Bonder thinned with 30% GTA007 thinner or

Dulux Luxaprime UMP unthinned

Brush, roller or airless spray  to film thickness specified in relevant data sheet

Texprime v14

Roller or brush

Polymer Render WG  or Polymer Render High Build WG

Float finish

(If necessary)

Polymer Render  WG or Polymer Render High Build WG

Float or sponge finish

Armour

Roller or Airless spray

Armour

Roller or Airless spray

-

10
Polymer Render, Trowel-on, Armour

Ensure surface is clean & dry as per relevant  primer’s data sheet

Armawall Sealer/ Bonder thinned with 30% GTA007 thinner or

Dulux Luxaprime UMP unthinned

Brush, roller or airless spray  to film thickness specified in relevant data sheet

Texprime v14

Roller or brush

Polymer Render  WG or Polymer Render High Build WG

Float finish

Trowel-on

(1-3 mm)

Polystyrene float to swirl or travertine pattern

Armour

Roller or Airless spray

Armour

Roller or Airless spray

-

10
Poly Render, Finecote, Clearcote or Armour

Ensure surface is clean & dry as per relevant primer’s data sheet

Armawall Sealer/ Bonder thinned with 30% GTA007 thinner or

Dulux Luxaprime UMP unthinned

Brush, roller or airless spray  to film thickness specified in relevant data sheet

Texprime v14

Roller or brush

Polymer Render  WG or Polymer Render High Build WG

Float finish

(If necessary)

Polymer Render  WG or Polymer Render High Build WG

Float finish

Finecote

Float and sponge

Clearcote or Armour

Rolled, sprayed or brushed as per relevant spec sheet

Clearcote or Armour

Rolled, sprayed or brushed as per relevant spec sheet

10
Polymer Render,

Sandcote,

Clearcote or Armour

Ensure surface is clean & dry as per relevant primer’s data sheet

Armawall Sealer/ Bonder thinned with 30% GTA007 thinner or

Dulux Luxaprime UMP unthinned

Brush, roller or airless spray  to film thickness specified in relevant data sheet

Texprime v14

Roller or brush

Polymer Render  WG or Polymer Render High Build WG

Float finish

Sandcote

Plastic float finish

Clearcote or Armour

Rolled, sprayed or brushed as per relevant spec sheet

Clearcote or Armour

Rolled, sprayed or brushed as per relevant spec sheet

-

10
Polymer Render, Santa Fe Render, Armour or Clearcote

Ensure surface is clean & dry as per relevant primer’s data sheet

Armawall Sealer/ Bonder thinned with 30% GTA007 thinner or

Dulux Luxaprime UMP unthinned

Brush, roller or airless spray  to film thickness specified in relevant data sheet

Texprime v14

Roller or brush

Polymer Render  WG or Polymer Render High Build WG

Float finish

Sante Fe Render

Plastic float or sponge finish

Clearcote or Armour

Rolled, sprayed or brushed as per relevant spec sheet

Clearcote or Armour

Rolled, sprayed or brushed as per relevant spec sheet

-

10
IMPORTANT NOTES: USE THIS SYSTEM CHART IN CONJUNCTION WITH THE TECHNICAL SPECIFICATION SHEET RELATED TO THE PRODUCT MENTIONED, AND THE APPLICATION SPECIFICATION FOR PVC SUBSTRATES..

RESTRICTED WARRANTY.  Although laboratory tests have indicated good adhesion of the non-Rockcote primers in this chart to the PVC substrate, the formulation and performance of these products is outside Rockcote’s control.  Therefore the warranty does not cover the adhesion of the non-Rockcote primers to the PVC substrate, but is restricted to the adhesion of Rockcote products to the non-Rockcote primers listed and to each other.  Warranty is valid only if product is applied by a skilled & experienced applicator and strictly in accordance with film-build and other specifications. 

  • Texprime must be Version 14 to ensure adherence to the Armawall Sealer/ Bonder.  Other versions need to be checked for adherence by Rockcote Technical Dept.

  • Drying times for Polymer Render & PR High Build on PVC will be considerably longer than for other substrates, particularly in cooler weather. That is why Winter Grade (WG) is specified.

  • Whatever system is used, it is important to minimize moisture penetration into the Polymer Render & PR High Build by finishing the system with either two coats of product from the Armour family or, in some cases as shown above, two coats of Clearcote.  This is not optional.

  • The systems shown in this chart can level out uneven surfaces of up to 4 mm for Polymer Render, and up to 6 mm for PR High Build, plus the DFT of any additional textured coating used.