Brushing-On RTV2 Tin Cure Liquid Silicone Mold Rubber For Resin Sculpture

Product Description

Tin Cure Liquid Silicone rubber is is generally named as two-part room temperature sulfurated silicone rubber, which features an exceptional fluidity and good operability. When mixed with 2% curing agent, they can still be operated within 30 minutes, but will be formed after 4-6 hours. With resistance to deformation, high temperature, acid and alkali, and expansion.

Typical Properties of Brushing-On RTV-2 silicone liquid rubber

Instructions of Silicone Liquid Rubber

The procedure and instruction of brushing(eight steps):

Step 1 Handle the original mold

Choose a prefect original mold, Manually polish and smooth the model, clean the surface and dry it.

Step 2 Clay & mold-line

Choose the right parting mold-line,then it is better for us to draw the mold-line on the model.Put the fixed model on flat wooden board. Then cover one part of mold line with clay, and the other part is exposed . Coating a layer of mold release agent on the exposed part.

Step 3 Weight part A & part B

Weighting two parts in Electronic scale with mix ratio 100:2 or 100:5.

Step 4 Stirring evenly

Remember to mix part A and part B evenly

Step 5 Vacuum pumping

For releasing the air bubbles, after mixing evenly, put the mixture into vacuum pumping for 3-5 minutes

Step 6 First layer

Evenly brush the first layer of mixed silicon rubber on the model. it should not be too thick

Step 7 Second layer

Brush the second layer of silicon rubber after the first one is cured. Normally the second layer should be 3-5mm, Cover a gauze or cloth on it when the second layer’s cross linking reaction goes on, and use a brush to avoid any interstices. Evenly brush the third layer of mixed silicon rubber on the gauze or cloth

Step 8 Outer molding

Way 1:pouring

Way 2: brushing

Package of RTV-2 Silicone Liquid Rubber

Part A base silicone: 25kg/drum or 200kg/drum
Part B CA30 Curing Agent: 800g/bottle, 1kg/bottle

Storage & Shelf life

When the silicone rubber is stored at or below 25℃ (77℉) with the original unopened containers, Silicone Base and Curing agent have a usable life of 12 months from the date of production. After 12 months stock, please use the Stir machine to mix the Part A silicone for some minutes, then the silicone can be used again, no influence for other performance.

Mingcheng Group Limited was established in 2010 based in Dongguan,China, with brand MC Silicone for overseas market, dedicated to manufacturing and R&D of mold making and casting materials.

Our professional approach to all our work, together with creative ideas and strong technical skills, enable us to produce high quality, cost effective materials. We pride ourselves on the different types of mould making materials we offer.

Why Choose Us?

Our Advantages
More than 20 years experience in moldmaking & casting industry
10 years exporting experience

Benefits of MC Silicone
1- A Technology Team: R&D Support
2- A Factory: customize for you in every possible aspect
3- A Sales Team: assist you develop more markets
4- Fast Delivery time about 3-5 working days per order
5- Professional Sales Service, 12-24 hours response
6- Various Payment Method

If you're looking for a good silicone supplier, you've come to the right place. Our unique vision and mission drives us bring the best products and service to each of our clients. We gonna be your guide in silicone industry, we are your partner. Welcome to Join us.