LC 707 unfilled

WACKER® LC 707 is a one-part, neutral silicone sealant with outstanding adhesion to most building substrates. Specially, it is developed to prevent several types of mold at humid area such as bath shower room, and kitchen sink.

WACKER® LC 707 cures at room temperature in the presence of atmospheric moisture to give a permanent flexible silicone rubber.

   



Eigenschaften

  • Solvent free
  • Non sag
  • Anti-fungi
  • Excellent anti-mold
  • Ready gunability at lower(+5 °C) and high(+40 °C) temp. 
  • Good adhesion with various materials
  • Excellent weather resistance

Application Fields

  • Bath, kitchen joint
  • Washing up, shower-room joint
  • Expectation mold area

Processing 

  • Preparation - The substrate areas that will be in contact with the sealant must be clean. For application
  • Masking - To avoid contamination and damage attach a masking tape on the side of work area.
  • Primer - Non-pored substance needs primer treatment at first.
  • Sealing & Tooling - Fully fill in cross point or side edge point of the joint without empty space without bubbles.
  • Curing - Protect from dust and pollutant to have qualified surface and avoid being damaged on the surface of sealant while curing

Certification

  • WACKER® LC 707 is certified and classified KS F 4910 F-25LM / HB(TVOC) certificate 

Adhesion

  • WACKER® LC 707 exhibits excellent primeless adhesion to most non-porous siliceous material, e.g., glass, tiles, ceramics, concrete. enamel, glazed tiles, and clinker Users must carry out their own tests due to the great variety of substances. The adhesion can be improved in many cases by pretreatment of the substrates with a primer. If adhesion difficulties arise please contact our technical service.

Restrictions on use

  • It is the user's responsibility to test the compatibility of the sealant with the adjoining materials. Incompatible substances like coating materials (paints, varnishes, and glazes) or organic plasticizer containing rubbers (EPDM, butyl and neoprene) can lead to discoloration or other impairments like loss of adhesion of the sealant. Materials in direct contact with the applied sealant like cleaning agents and materials in indirect contact like gaseous emissions can damage the sealant in its function or change its appearance. Because of the multitude of these materials. Wacker cannot make a general statement to the compatibility of materials with the sealant. In case of doubt the user shall conduct appropriate preliminary tests.
  • WACKER® LC 707 must not be used for insulating glass applications.
  • WACKER® LC 707 should not be used in contact with metals such as lead, copper, brass or zinc due to corrosion.
  • WACKER® LC 707 may be discolored in contact with some WACKER® LC 1100, e.g. EPDM, APTK and neoprene.
  • WACKER® LC 707 should not be used for sealing of aquaria.
  • WACKER® LC 707 is not recommended for use on natural stone, such as marble, granite, quartzite, as it can cause staining.
  • WACKER® LC 707 is not recommended for structural glazing bonding.
  • WACKER® LC 707 should not be used in contact with metals such as lead, copper, brass, or zinc due to corrosion.
  • WACKER® LC 707 is not recommended for sealing of aquaria or for longer-term use under water.
  • WACKER® LC 707 is not suitable for food grade applications where the joints are likely to come in contact with food.
  • WACKER® LC 707 is not suitable for use as a mirror adhesive.
  • The time until complete curing may be extended at lower temperature, lower humidity, increasing film thickness or by low volume of air exchange.

The use of tooling agents should be avoided if possible. Otherwise, water or a diluted solution of a little neutral soap or alcohol in water should be sparingly applied.

Verpackung / Gebinde

  • Drum: 200Kg Shelf life is 24 months from production date
  • Cartridge: 270ml (25ea/1box), Shelf life is 12 months from production date

 

Lagerung

The 'Best use before end' date of each batch is shown on the product label. Storage beyond the date specified on the

label does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.

  • Should use before the expire day.
  • Avoid sun light, dry and cool at 5~30°C is recommended.

Vertrieb & Support

Wacker Chemie AG
Heilbronner Strasse 74
70191 Stuttgart
Deutschland
+49  711  61942-0 (Phone)
+49 711 61942-61  (Fax)
Kontakt

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