RTV Silicone Gasket Maker

It is the utilization of technology that contributes to the high-efficiency manufacturing of the product. In the field(s) of Adhesives & Sealants , it is highly accepted and widely used. The technology greatly improves product performance and accelerates the manufacturing process.It has a considerably expanded application range and is popular in the field(s) of Adhesives & Sealants. Looking to the future, H308 Gorvia High temperature applications BLACK WHITE RED RTV gasket maker will continue to follow the route of independent innovation, and continue to introduce high-tech talents as intellectual support, and strive to achieve the goal of becoming a world-class enterprise.

CAS No.:63148-62-9Other Names:liquid gasket maker
MF:C6H18OSi2EINECS No.:203-492-7
Place of Origin:Shanghai, ChinaClassification:Other Adhesives
Main Raw Material:silicone sealantUsage:Construction, Packing, Transportation, vehical
Brand Name:GORVIAModel Number:H308
Type:SiliconeProduct name:Gasket maker
Components:One componentCure system:Neutral, Acetic
Material:siliconeFeature:High Temperature Resistance
Skin time:3-5 minsColor:red, grey, white, black, clear, etc
Volume:35ml/50ml/85ml/280ml/300ml/etcShelf life:12 Months

Products Description
Gasket Maker
GS-Series Gasket Maker H308 is a kind of sulfur silicone sealant with one acid/neutral component, which could be applied at any client and could take chemical reaction with the water in the air rapidly.

The highest application temperature is up to 343°C(650°H), safe for oxygen sensor equipped vehicles.

Excellent heat control and torque retention for overhead cam and timing chain covers. Dries tough, flexible and improves high temperature performance. Resist most engine fluids.
Gasket maket sealant is a one-component room temperature vulcanized sealant, which can be easily extruded under wide temperature conditions and cured into excellent and durable elastic silicone rubber by relying on moisture in the air.
It can be used in internal combustion engines, gas turbines, automobiles, gearboxes, compressors, and household appliances.
Products Name 
RTV Gasket Maker
Smooth paste without bubble or particles
Available Color
Clear; White, Black, Grey, Red and other special color
Skin Time
Full Cure Time
Shelf Life
12 Months

1.High temperature applications
2.Low volatile
3.Resists most engine fluids
Technical data sheet
One component
Chemical type
oxime silicone rubber
Cure system
Neutral, Acetic
Specific gravity
1.20 - 1.40 (23 Celsius degree)
0 mm
Skin time(T:22℃,R.H.:40%~60%)
3~5 min
Tack free time(T:22℃,R.H.:40%~60%)
18 - 40 min
Cure rate(After 24H T:22℃,R.H.:40%~60%)
5 mm
20 - 35 JIS A
200 - 300%
Tensile strength
1.0 - 2.0 Mpa
Withstand pressure
10 Mpa
Working temperature range
-40 - +343℃
Red, Blue, BLack, Grey, Clear, White, Silver grey
Non-sag paste
Non-sag paste, Tart flavour
Shelf life(Stored in a cool, dry place in unopened tube)
12 months
Product Details
**Multiple specifications are available, 35ml, 50ml, 85ml, 300ml, etc
**Blister packing, glue barrel, Can design for customers

The lid

The tip is used to puncture the aluminum film and seal

The nozzle

Conducive to controlling the amount of glue applied and convenient for gluing
The 280ml, 300ml gasket maker should be used together with the caulking gun, and the small one can be used directly.
Color Classification
A Wide Selection Of Colors
Red/Blue/Black/White/Grey/Clear/Silver grey……
Product application
Our Company
Gorcci International Limited has been devoting ourselves in producing one-component spray polyurethane foam (PU foam), silicone sealant, PU sealant, liquid nail, acrylic sealant, gasket maker, MS polymer etc. We are offering various kinds of sealants/glues/adhesives for both construction projects and industry fields as well as DIY home use. Meanwhile, PU foam guns, caulking guns and relative tools, spray paints together with car care products are also available from us with extraordinary qualities and competitive prices under GORVIA brand.
Efficient service team, prompt response, fast delivery time, thoughtful after-sale concern, and experienced exportation management, Gorcci International Limited was, is and will always be your long-term partner in Shanghai China!

80 Countries

By mid 2020, we have been successfully exported to nearly 80 countries all around the world.

To meet various needs of our valuable customers, we also provide OEM/private label and ODM service upon designed requirements and samples.

15 Years

During our past 15 years exporting experiences with customers, we save every hour to shorten the lead time, we think from every angle to cut unnecessary cost, we alert every possibility to lower our customers’ risk, we try every effort to make your Made-in-China products worthwhile!
Basic Information
  • Year Established
  • Business Type
  • Country / Region
  • Main Industry
  • Main Products
  • Enterprise Legal Person
  • Total Employees
  • Annual Output Value
  • Export Market
  • Cooperated Customers
Contact Us
Take advantage of our unrivaled knowledge and experience, we offer you the best customization service.
They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 500 countries.


We sincerely invite all interested companies to contact us for more information.


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