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YJS-520 2 parts liquid silicone rubber for soap&candle mold

  • Origin: China
  • Supply Type: oem service
  • Processing Time: 3-5 working days
  • Min Order: 100

Quick Details

Color White

Supplier Info.

  • Employees Total 51-100
  • Annual Revenue US$2.5 Million - US$5 Million
1. DescriptionYJS-520 is with hardness Shore A 20. It is a kind of of two- component materials consisting of a flowable part A which when mixed with the curing agent or catalyst,cures at room temperature by a condensation reaction. It is widely used for making molds for candle, soap, wax, plaster cornice, small crafts, cement/concrete decorative products etc.

2. Features-Amazing fluidity and easy to operate-Complex design available-Not Oily-Stable quality, non-rless catalyst provided-Easy de-molding-Exnt tension and tear strength-High performance in duplication-Shrinkage is almost zero (below 0.2)-Exnt resistance to weather, temperature, aging, acid and aging-proofing.Technical datasheet

Typical general characteristicsInspection MethodValue
Product data (Catalyzed A+B)YJS-520
HardnessShore AWhite
Mix RatioA:B100:2
Color/White
Pot life25 °C (77F)30-40mins
Curing time25 °C (77F)3-4 hours
Mixed viscositymPa.s18000±2000
Tear-strengthkg/cm20±2
Tensile-strengthM.pa≥3.1
Elongation%≤0.2%
Shrinkage% ≥480%

4. Using instructions Step 1: Prepare and clean the prototype.You must make sure your original molds perfect. fix the original mold on a board , then using some assistant material(like cardpaper) to make a frame for to surround the prototype. The frame is no need ,if we make the mold by brushing way . Step 2: Take the silicone and catalyst as the ratio 100:2 (silicone:catalyst=100:2) ,mix the silicone rubber and catalyst evenly. *Notes: Molding silicon rubber is a kind of flowing liquid and it contains two parts. Part A is a kind of flowing liquid and part B is the curing agent. Remember to mix part A and part B evenly, otherwise the silicon rubber will be partly solidified and this will bring troubles for your final operation. What’s more, the finished molds will have a short life. All of these will cause a waste of silicon rubber. Step 3: Vacuum pumpingAfter mixed the silicone evenly, it is better to release the bubble by Vacuum pumping.Step 4: Pouring cast or brushing castAfter released the bubble, we can pour/brush the silicone rubber on the prototype *Notes:Please finished all the stepped within the operation time .If not it will cause cross linking reaction, and no more further steps will be available.So,we have to pay attention to the pot life and curing time.5.AppearancePart A: Silicone rubber is a white liquidPart B: Catalyst is a non-rless liquid, white transparent color.ATT: We can provide fast/medium/slow catalyst of for hot, warm or cold season.6.SHELF LIFE:When stored at or below 32°C (89.6°F) in the original unopened containers, YJS-5 series Silicone Base and its Curing Agents have a usable life of 10 months.7.PackageSilicone base:1kg/drum; 20kg/drum;25kg/drum;200kg/drum.Curing Agent: 30g/bottle; 1kg/bottle

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