silicone rubber for gypsum column molds making

  silicone rubber for gypsum column molds making

Information of silicone rubber for gypsum column molds making

FEATURES of silicone rubber for gypsum column molds making

1. RTV-2 silicone rubber for gypsum molds  has good Temperature and deformation resistance as well as low shrinkage.
2. RTV-2 silicone rubber for gypsum molds  has High duplication times.

Operation step for silicone rubber for gypsum column molds making

Step One to use  RTV-2 silicone rubber for gypsum molds : Take 100g of part A and add 2g of part B and mix the silicon rubber and the curing agent evenly.

1. Step Two to use Liquid RTV 2 silicone molding rubber: vacuum pumping
2. Without exception, this takes less than 10 minutes. Otherwise, it will cause cross linking reaction, and no more further steps will be available.
3. Step Three to use Liquid RTV 2 silicone molding rubber: Brushing cast & Perfusion Molding operation.

Users’ instruction of silicone rubber for gypsum column molds making :

1. Added with 1% of catalyst, Liquid RTV 2 silicone molding rubber can still flow within 2.5 hours, mold can be released in 23 hours.
2. Added with 2% of catalyst, Liquid RTV 2 silicone molding rubber can still flow within 1 hour to 1.5 hour, mold can be released in 15 hours.
3. Added with 3% of catalyst, Liquid RTV 2 silicone molding rubber can still flow within 50-70 minutes, mold can be released in 10 hours.
4. Added with 4% of catalyst, Liquid RTV 2 silicone molding rubber can still flow within 40-60 minutes, mold can be released in 4-7 hours.

5. Added with 5% of catalyst, Liquid RTV 2 silicone molding rubber can still flow within 30-50 minutes, mold can be released in 3-6 hours.

Need any help on silicone rubber, please feel free to contact Ms Orianna :

Tel: 0086-0755- 89311348   
Mob:8618938867545
E-mail: hyyg(at)szrl(dot)net