RTV-2 Silicon Rubber Mold Making for Plaster Cornice (RTV2028)
- 14 yrs
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Product Highlights
- Versatile Material Duplication: Suitable for copying plaster, PU, GRC, cement, resin, polyester, wax, and concrete.
- Room Temperature Curing: Cures at room temperature within 4-6 hours, releasing the mold after 24 hours.
- High Tear Strength: Features a tear strength of 30 N/mm and elongation of 511% for durable molds.
- Vacuum De-airing Compatible: Recommended for vacuum chamber use to remove air bubbles and improve mold quality.
- Adjustable Viscosity: Mixed viscosity ranges from 40000-45000 Cps, adjustable based on mixing ratio.
- Low Shrinkage Rate: Ensures high precision with a shrinkage rate of less than or equal to 0.3%.
- Fast Lead Time: Average lead time is within 15 workdays for both peak and off-season periods.
- Multiple Payment Options: Supports LC, T/T, D/P, PayPal, Western Union, Money Gram, and small payments.
Product Attributes
- Customization
- Available
- Item
- RTV2028
- Color
- White
- Model NO.
- RTV2028
- Mixing Ratio
- 100:2 / 100:3 / 100:4 / 100:5
- Mixed Viscosity
- 40000-45000 Cps ( Adjustable )
- Working Time
- 30-40 Mins
- Curing Time
- 4-6 Hours
- Hardness
- 28 Shore a
- Tear Strength
- 30 N/mm
- Elongation
- 511%
- Mold Method
- Brushing
- Material
- Silicone Rubber
- Appearance
- Liquid
- Transport Package
- 20kg/Drum, 25kg/Drum or 200kg/Drum
- Specification
- REACH
- Trademark
- MC SILICONE
- Origin
- China
- HS Code
- 3910000000
- Production Capacity
- 8000kg/Day
Product Images of RTV-2 Silicon Rubber Mold Making for Plaster Cornice (RTV2028)
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Product Description
RTV-2 silicone rubber is a two component material, and it consist of Part A base silicone and Part B curing agent. When the two parts mix together and pour or brush on a object, the silicone base and curing agent can cure to be a silicone mold at room temperature; And 24 hours later, the silicone mold can be released from the object, and then the silicone mold can be poured into the following material to copy: Plaster, polyurethane, PU, GRC, cement, resin, polyester, wax etc...
Procedures of Silicon Rubber Mold Making for Plaster Cornice
1. Make sure the surface of the original is clean and free of loose material.
2. Weight 100 Part A base and 2 parts of CA30 Curing Agent in a clean container.
3. Stir Part A base silicone before use thoroughly, as filler separation may occur upon prolonged storage.
4. Mix Part A and Part B evenly until the CA30 completely dispersed in the base.
5. Pour the mixed Part A base silicone and CA-30 curing agent as soon as possible onto the original
6. De-mold after 24 hours, it is will improve the replicate times of silicone mold.
Note: It is strongly recommended that entrapped air be removed in a vacuum chamber, allowing the mix to completely expand and then collapse. After a further 1-2 mins under vacuum, the mix should be inspected and can be used if free of air bubbles. A volume increase of 3-5 times will occur on vacuum de-airing the mixture. So a suitably large container should be chosen.
Extensive Applications of Silicon Rubber Mold Making for Plaster Cornice
RTV-2 silicone rubber can be used in the duplication of cement molds, concrete stones, artificial stones, plaster molding, figures, art objects, decoration molding, GRC products, gypsum products, resin products, PU molds. etc.
| Technical parameter of Silicon Rubber Mold Making for Plaster Cornice |
| Item No. | RTV2028 |
| Color | white |
| Curing agent | CA30 |
| Mixing ratio | 100:2 |
| Mixed viscosity | 28000-30000 cps |
| Working time | 30-40 Minutes |
| Curing time | 4-6 Hours |
| Hardness | 28 Shore A |
| Tear Strength | 30 N/mm |
| Tensile Strength | 4.5 MPA |
| Shrinkage | ≤0.3% |
Need more information , please feel free to contact Nicole .

About the Supplier
Company Profile
MC Silicone is dedicated to manufacturing and R&D a wide variety of mold making and casting materials, such as RTV-2 liquid silicone mold rubbers, liquid polyurethane mold rubbers, silicone fluid, electronic potting silicone compound, foams, release agent and so on. These materials can be used for reproduction of any original model to cast PU resin, polyester resin, epoxy resin, concrete, plaster, foam, wax, soap and all the other decorative mouldings.
MC silicone head office, located in USA, is a tripartite joint venture, China- USA- Taiwan. We have two factories in China mainland. One is for production of RTV2 condensation type silicone and polyurethane, another is for producing addition type silicone and other mold materials. The quality of our silicone products brings good reputation for MC SILICONE in Southeast Asia, Europe, USA and Middle East countries.
Welcome to join us, we will serve you the best with our professional technology, excellent sales service and help you save the cost and enlarge yourbusiness.
About Our Factory & Business Background
- Address
- No. 18, Zhouliao Road, Langzhou, Changping, Dongguan, Guangdong, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, DDP, FCA, EXW
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- Shenzhen
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2013-01-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What materials can be copied using this silicone rubber?
- It can be used to duplicate plaster, polyurethane (PU), GRC, cement, resin, polyester, wax, concrete stones, artificial stones, and gypsum products.
- What is the curing time for the silicone mold?
- The curing time is 4-6 hours, and the mold can be released from the object after 24 hours.
- What is the mixing ratio of Part A and Part B?
- The standard mixing ratio is 100:2 (100 parts base silicone to 2 parts CA30 curing agent), but other ratios like 100:3, 100:4, and 100:5 are also available.
- How should the mixture be prepared to ensure quality?
- It is strongly recommended to remove entrapped air in a vacuum chamber. The mix should expand and collapse under vacuum for 1-2 minutes before use.
- What is the hardness of the silicone rubber?
- The hardness is 28 Shore A.
- What are the lead times for orders?
- The average lead time is within 15 workdays for both peak season and off-season periods.
- What payment terms are accepted?
- We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.
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