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Sika® Seal-121 - One-Component Silicone Sealant
Sealants · Silicone sealants

Sika® Seal-121

One-Component Silicone Sealant

Sika Discontinued
Discontinued No longer supplied. Contact us and we will point you to a current replacement.
Brand
Sika
Packing
Cartridge (refer to current packaging / price list)
  • Flexible Seal Durable, elastic silicone joint.
  • Good Adhesion Bonds glass and glazed surfaces.
  • Weather Resistant Good ageing and weather resistance.
  • One Component Ready to use, gun-grade.
  • Versatile Glazing and sanitary sealing.
Request Technical Data Sheet Request MSDS
Request a quotation Get price on WhatsApp

Price on request — quoted per project.

  • Sika products supplierIslamabad & Rawalpindi.
  • Get a quote on WhatsAppSend your product and quantity for current pricing.
  • Technical support from MCTOur team helps you choose the right solution.
  • DeliveryContact our team to confirm delivery and lead times to your location.

Key benefits

  • Flexible Seal
  • Good Adhesion
  • Weather Resistant
  • One Component
  • Versatile

Sika® Seal-121 — One-Component Silicone Sealant

Sika® Seal-121 is a one-component silicone sealant for general glazing and sanitary sealing applications. It cures on exposure to atmospheric moisture to a durable, flexible rubber seal with good adhesion to glass, glazed surfaces and many common substrates, and good weather and ageing resistance.

Recommended uses

  • Glazing and window sealing
  • Sanitary and wet-area joints
  • Frame perimeter sealing
  • Interior and exterior sealing
  • General silicone sealing

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Technical information

Technical information

Need the exact numbers for Sika® Seal-121? We share them straight from the current Sika Pakistan Product Data Sheet, so you always get accurate, up-to-date figures.

Official Sika Pakistan Product Data Sheet

Request the latest PDS for Sika® Seal-121 and our technical team will send the current official document, including key figures such as movement capacity, elongation and cure rate.

Get the official PDS
Official Pakistan documentation Latest revision Technical support

Technical data: refer to the latest official Sika Pakistan Product Data Sheet, available on request.

Packaging & storage

Packaging & storage

Packaging

Cartridge (refer to current packaging / price list)

Storage

Store in original, unopened and undamaged sealed packaging in cool, dry conditions, protected from frost and direct sunlight. Refer to the PDS for exact storage temperature and shelf life.

Application guide

Application guide (5 easy steps)

  1. Joint PreparationJoint faces must be sound, clean, dry and free from dust, oil, grease and loose material. Use a backing rod / bond breaker to control joint depth where required.
  2. PrimingApply the appropriate Sika primer to the joint faces where the substrate or exposure requires it, and observe the waiting time.
  3. ApplicationGun the sealant firmly into the joint, ensuring full contact with both faces and avoiding air entrapment.
  4. ToolingTool within the skin-over time to a smooth, slightly concave profile wetting both faces.
  5. CuringAllow to cure undisturbed; protect from contamination and movement until cured.

Follow the official Sika Technical Data Sheet for full application details.

FAQs

Frequently asked questions

What is Sika® Seal-121?

A one-component silicone sealant for glazing and sanitary sealing.

What does it bond?

Glass, glazed surfaces and many common substrates.

Is it flexible?

Yes, it cures to a durable, flexible rubber seal.

Where is it used?

Glazing, sanitary joints and general sealing.

Where are the full technical specifications?

Detailed figures are in the current official Sika Pakistan Product Data Sheet, available on request.

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Quotation

Request a quotation for Sika® Seal-121

Tell us the quantity and the site. We reply with price, lead time and the right pack size.

Get price on WhatsApp

We use these details only to prepare your quotation and confirm availability. Prefer to talk? Call +92 300 5254439.

Technical advice

Need technical advice or current price?

Our team helps contractors and specifiers choose the right Sika solution and quote current pricing.

Chat on WhatsApp +92 300 5254439Every quotation is prepared for the project.

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