Product Data Sheet Show all documents
Sikadur-Combiflex® SG-20 P

Sikadur-Combiflex® SG-20 P

High performance movement joint and crack sealing tape

Sikadur-Combiflex® SG-20 P is a flexible waterproofing tape based on modified flexible Polyolefin (FPO) with advanced adhesion properties. Thickness 2,0 mm.
The product is part of the Sikadur Combiflex® SG System.

  • Advanced adhesion, no activation on site required
  • Highly flexible - high crack and joint bridging ability
  • Good chemical resistance
  • Good resistance to ageing
  • Resistant to UV exposure
  • Resistant to root penetration
  • Performs well within a wide range of temperatures
  • Plasticiser-free
  • Hot air weldable
  • Can be used in contact with potable/drinking water
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Product Data Sheet Show all documents

Usage

Sealing all types of joints and cracks in many different structures and applications including:
  • Tunnels and culverts
  • Hydroelectric power plants
  • Sewage treatment plants
  • Basements
  • Water retaining structures
  • Drinking water reservoirs
Sealing of:
  • Movement joints
  • Construction joints
  • Pipe penetrations
  • Cracks
  • Building components where differential settlement is expected
 

Advantages

  • Advanced adhesion, no activation on site required
  • Highly flexible - high crack and joint bridging ability
  • Good chemical resistance
  • Good resistance to ageing
  • Resistant to UV exposure
  • Resistant to root penetration
  • Performs well within a wide range of temperatures
  • Plasticiser-free
  • Hot air weldable
  • Can be used in contact with potable/drinking water

Packaging

1 roll of 25 m length

Refer to current price list for packaging variations

Colour

Flexible light grey membrane

Product Details

Sustainability / Certifications / Approvals

APPROVALS / CERTIFICATES

  • Root Resistance CEN/TS 14416, Sikadur Combiflex® SG, SKZ, Test report No. 89643/09
  • Water Regulations up to +50 °C BS6920-1:2000, Sikadur Combiflex® SG, WRAS, Approval No. 1708503
  • CE Marking and Declaration of Performance to EN 13967 - Flexible sheets for waterproofing – Damp proofing and basement tanking
  • Artificial Weathering Sikadur-Combiflex® SG, Report No.MT Nr. 09/0177
Product Information

Composition

Modified flexible Polyolefin (FPO)

Effective thickness

2,0 mm (-5 % / +10 %)    

(EN 1849-2)

Mass per unit area

2095 g/m2  (-5 % / +10 %)

(EN 1849-2)

Width

15, 20, 25, 30, 40, 50, 100, 200 cm

Length

25 m roll

Shelf life

36 months from date of production

Storage conditions

The product must be stored in original, unopened and undamaged packaging in dry conditions at temperatures between +5 °C and +30 °C. Opened and unprotected rolls must be used within 2 months. Always refer to packaging.
System information

System structure

The following system products must be selected from the following depending on design:

Tape

  • Sikadur-Combiflex® SG-10 / -20 type P or M

Adhesive

  • Sikadur-Combiflex® CF Adhesive Normal or Rapid
  • Sikadur®-31 CF or DW
Technical Information

Shore D Hardness

~35

(DIN 53505)

Resistance to impact

≥ 1500 mm (Method B)

(EN 12691)

Resistance to root penetration

Pass

(CEN/TS 14416)

Resistance to static loading

≥ 15 kg (Method C)

(EN 12730)

Tensile strength

≥ 16 N/mm2 (Method A)

(EN 12311-2)

Elongation

> 750 %

Maximum permissible permanent elongation

<25 % of non-adhered tape width

Note: For higher joint movement, loop tape into the gap of the joint.

Resistance to tear

MD / CMD ≥ 570 N

(EN12310-1)

Joint shear resistance

≥ 500 N/50 mm

(EN 12317-2)

Watertightness

Pass (Method B, 24 hours / 60 kPa)

(EN 1928)

Chemical resistance

Tested according to EN 1847. Contact Sika Technical Services for additional information.

Durability of watertightness against ageing

Pass (12 weeks)

(EN 1296)

Pass (Method B, 24 hours / 60 kPa)(EN 1928)

Durability of watertightness against chemicals

Pass (Ca(OH)2, 28 days / +23 °C)

(EN 1847)

Pass (Method B, 24 hours / 60 kPa)

(EN 1928)

Reaction to fire

Class E

(EN ISO 11925-2)

Service temperature

-10 °C min. to +40 °C max

Application

Application Information

Ambient air temperature

Refer to the System Data Sheet: Sikadur Combiflex® SG System

Substrate temperature

Refer to the System Data Sheet: Sikadur Combiflex® SG System

Documents