stone molds silicone rubber liquid rubber for sculpture gypsum molds making

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Product Overview

Description



Product Description


 750-400


Silicone, Room Temperature Vulcanization, two-component silicone YD-820, is two-component compound. Its vulcanization is carried out at room temperature, and the two groups of compounds react under the action of the catalyst by adding an appropriate amount of curing agent. Thus forming a flexible, elastic silicone. This products is suitable for POLYSTER, EPOXY, gypsum, cement, candle, electronics and other crafts in variety of factories, such as toy factories, electronics factories, lighting factories, silk screen factories, candle factories, production of decorative crafts and reproduction products and making mould.


Product feature


Silicone YD-820, has excellent fluidity, good operability, no deformation, high temperature resistance, acid and alkali resistance, no expansion, good tensile strength, good tear strength, many times of mold overturning. It can be used repeatedly. This product is suitable for small and medium-sized products with precise small or complicated patterns,the product is easy to demould and shrinkage rate can reach two thousandths.




































































model

hardness


(shore A °)



Viscosity


(CPS)



Resistant


(kgf/cm2)



Tensile


(kgf/cm2)


Operation time (25 ℃ )minsCuring time (25 ℃ )hours
YD-81515±110000±100018±228±220-30 3~4
YD-82020±114000±200020±232±220-30 3~4
YD-82525±120000±100022±236±220-30 3~4
YD-828/83028±122000±100026±242±220-30 3~4
YD-83834±123000±200023±249±220-30 3~4
YD-84039±110000±100023±239±220-30 3~4

 750_01750_02





Factory real shot


750_03750_04





Flow chart


750_06





Certifications


 





Packaging & Shipping


750_05750_08 





Company Information


YPD was established in 2019. It has 3 companies,Shantou Hongcheng silicone manufactory, Dongguan Tengda silicone Technology Co.,Ltd & Dongguan Youpinda Technology co.,Ltd. The production base is located in Dongguan, Guangdong & a land area of 4580 square meter.
The company has provided variety of products, such as RTV-2 mold making silicone rubber, potting compound silicone rubber, pad printing silicone rubber, silicone toys, silicone dolls, liquid silicone rubber foam, etc.
We aim at supply high quality products & complete after-sales service. The company has won the favor and approval of many domestic and foreign customers.
The products have passed MSDS certification.





FAQ


FAQ


 


1. What kind of liquid silicone products you are making?


--Tin cured silicone rubber, Platinum cured silicone rubber, Transparent silicone rubber,
Silicone foam,  Polyurethane resin, Potting silicone rubber; We can adjust all the data according to the customers requirements


 


2. Do you offer sample to client?


--Yes, we can provide the sample for test. Try our sample , I think you will satisfied with our products


 


3. How about the quality control in your factory?


--We have professional QC team to control the quality during production.
Goods will be 100% inspected before shipment.



4. How to make the silicone mould to use longer time?


--The best way is:


1)Please choose the right liquid silicone according to your applications.


2)Don’t use too much oil in mold making, because it can make the silicone mould become soft.


3)Silicone mould can be used for a long time , it’s better to wait 2 hours after the mould completely cured


 


5. Why bubbles occurred after mixing the part A and part B ?


 --This is normal physical phenomenon. Because the silicone rubber is a liquid with viscous,it will produce some bubbles when mixing, so you'd better to use vacuum machine to remove the bubbles before pouring.




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