Alstone GP 300 – general purpose sealant

August 19, 2019 Product Hunt3

Moisture-Cure Sealant For Interior Applications

Alstone is the first company in India to manufacture silicone sealant.

Alstone purchased the German technology and the state-of-theart machinery installed at its plant in Rajasthan started production in 2011. In acetoxy range, general purpose sealant – GP 300 is the basic product of Alstone. General purpose silicone is used in interiors for filling gaps of any type. It is a moisture-cure sealant and is available in 3 colours – black, white and clear. It is used in interior application areas like toilets, bathing area, sinks, balconies, bathtubs etc. i.e. it can be used everywhere where there is a gap present. GP-300 is a gap-filler in simple words. Alstone has in depth studied Indian weather conditions and Indian fabricators’ mindset and after analysing each and every aspect, come Alstone GP 300 – general purpose sealant Product Hunt Email: Website: out with a unique product that will suit all conditions- GP 300. Alstone GP-300 comes in cartridge size of 280ml and is available in all big and small cities across the country.

Alstone general purpose sealant is manufactured from pure silicone polymer and its elongation and tensile strength is better due to virgin polymer. Alstone General Purpose silicone is clear and gives amazing finish as no oil oozes out from it and it gives very low acidic smell which makes it easy to apply. Alstone general purpose sealant GP-300 provides you superior adhesion and is completely VOC free product. In India, Alstone has seen a rapid increase in its market share which is reflection of its growing demand and conviction among customers that it is the best product.

3 thoughts on “Alstone GP 300 – general purpose sealant

  1. George Martin

    September 2, 2019

    Would you be interested in submitting a guest post on or possibly allowing us to submit a post to ? Maybe you know by now that links are essential
    to building a brand online? If you are interested in submitting a post and obtaining a link to , let me know and we will get it published in a speedy manner to our blog.

    Hope to hear from you soon

  2. buy best products india

    September 28, 2019

    I used to be able to find good info from your

  3. Shalabh

    August 12, 2020


    I am supplying the Mirror to Europe, UK and other places too from India(Uttar Pradesh – Moradabad).

    One of my customer did the Hi-LO test on the sample in which i used ALstone 300 glue, For pasting the mirror to Metal frame.

    Buyer perform the Hi-Lo temperature test on the sample, 24hours at 60℃, 24 hours at – 40℃.

    Conclusion of the test – The mirror is still with the rim, but we found some parts of the glue broke.

    Can you please let me know the minus to plus temperature. I saw the instruction of -30degreee on bottle but what about Plus.

    Secondly is there any way i meet my client requirement.

    24hours at 60℃, 24 hours at – 40℃.


    Shalabh Rajpoot.

Leave a Comment