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Quick Details

  • Type: Waterproof Membrane
  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: GoMix
  • Model Number: K12
  • Color: grey
  • Shelf life: 12 Months
  • Form: Powder+Latex
  • Application: wall and floor waterproofing, kitchen, bathroom
  • Packing: 25kg/bag powder+12.5kg latex
  • Product name: K12 Semi-flex Waterproofing Slurry

Packaging & Delivery

Packaging Details 25kg/bag powder + 12.5kg/pail latex
Delivery Time Within 5 days after payment

 K12 Semi-flex Waterproofing Slurry



Product Description


K12 Semi-flex Waterproofing Slurry is two parts, mortar based on cementitious binders, fine-grained selected aggregates, special additives and synthetic polymers in water dispersion, blended according to a formula developed in GoMix’S own research laboratories.


Where to Use

l  Interior and exterior waterproofing and

l  Damp-proofing of concrete, cementitious rendering, brickwork and blockwork.

l  Suspended floors, RC gutters, terraces and balconies, patios, precast and floor slabs, etc.



l  Strong adhesive strength

l  Frost & deicing agent resistant

l  Impermeable and easy application

l  Good elasticity and flexibility

l  Superior chemical resistance and non-toxic

l  Ultimate weather resistance


Surface Preparation

l  It requires a solid substrate that is clean, dry and free of oils, grease, wax, latex compounds, curing compounds, dust and all foreign matter.

l  All building boards must be flat and firmly fixed.

l  Painted surfaces must be scabbled/abraded to expose at least 80% of the original substrate.



l  Component B (12.5kg liquid) is poured into a clean vessel, and component A (25kg powder) is added, and mixed with a mechanical mixer (350 rpm) until no lump is left.


l  It is recommended to use low cycled (350 r/min) electrical mixer in order to make the mortar homogeneous.


Shelf Life

Product can be stored up to 12 months in an elevated, cool dry place in original packaging.















Adhesion Results (Avg.)

ASTME-149 118 psi on open structure 124 psi on closed structure concrete 74 psi on steel formed concrete 128 psi on clay brick 112 psi on concrete brick

28 days

Tensile Strength Results (Avg.)

ASTMC – 190 332 psi at 100% R.H 116psi at 50% R.H

28 days

Flexural Strength Results (Avg.)

ASTMC – 580 472 psi

7 days

Permeability Results (Avg.)

ARMY C.E CRD-C 48-55 2.6 x 10-8cm/sec (coats) 1.7 x 10-8cm/sec (3 coats) Tested at water heads of 4.3ft to 178ft

7 days



Related Products

Company Information

Gomix Building Materials (Guangzhou) Co., Limited specializes in the manufacturing and exporting of Tile Adhesive (thin set), Tile grout (tile joint filler), Wall putty (skim coat), Waterproofing slurry (cement based waterproofing), Thermal insulation materials (EPS/XPS board adhesive and base coat, fiber glass mesh, finish coating, etc), Textured coating (stucco, powder paint and acrylic textured paint), Emulsion paint (water based paint) cement admixture and so on.

Gomix Building Materials (Guangzhou) Co., Limited operates a manufacturing plant with 3 separate sets of production facilities to produce high quality polymer-modified cementitious construction materials.

Our plant is equipped with the most up to date machinery and uses the latest European technologies to produce premixed dry mortar systems under the GOMIX brand.

With the plant which is located in Guangzhou which is a logistic hub in South China, thus enabling our products to be distributed and delivered efficiently to any locations in the region with low cost.

Our Services


Our company uses raw materials from reliable sources chosen for their reputation for stable and superior quality. Advanced high quality additives are imported from leading international suppliers to ensure consistent performance of all our products. The automated manufacturing plant is computer-controlled to ensure that all important parameters remain tight tolerances during the production process. GOMIX also operates a stringent in-house quality control system to monitor product quality and ensures that the requirements of relevant standards or specifications are met at all times. Therefore, due to superior performance and consistent quality, our products are widely approved and used by most of the government departments and private developers in the region.


GOMIX has a team of chartered engineers and material experts together with extensive laboratory facilities to enable products to be continuously developed through intensive research and a strong understanding of the local application conditions and constraints. Hence, we are able to develop and provide suitable premixed construction materials for wide applications to common structures as well as tailor-made products to suit for customers' special requirements of extraordinary applications in the region for example emulsion paint.


GOMIX has a pool of experienced material specialists, technical staff members and sales engineers to assist customers to select the most appropriate products for their needs. Besides, on-site support on product applications and other technical issues will be provided to ensure customer satisfaction and proper use of the products.




1.About Sample
We provide free sample for testing.

2.OEM,ODM service available.

3.According to customer's request, packed with pallet or without pallet.
Tile adhesive(20kg/bag)packing with pallet specification:
64 bags/pallet = 1.28 MT/pallet
72 bags/pallet = 1.44 MT/pallet
One full 20ft container max loading 27.6MT.
With pallets can load 1360 bags, without pallet can load 1380 bags.


Packaging & Shipping

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