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RTV-2 mold making silicone RTV-521​
Key:silicone rubber, RTV-2 mold making silicone, RTV liquid silicone rubber, sculpture molding​
Characteristic: silicone rubber, RTV-2 mold making silicone, RTV liquid silicone rubber, sculpture molding​ .RTV-521 is two parts mould making material (A :silicone,major component B: hardner). This product is room temperature cure , with high softness and excellent mobility, tensile strength ,etc.
Hotline:0086-757-82711390
        Introduction

silicone rubber, RTV-2 mold making silicone, RTV liquid silicone rubber, sculpture molding


RTV-521

 

RTV-521 is two parts mould making material (A :silicone,major component B: hardner). This product is room temperature cure , with high softness and excellent mobility, tensile strength ,etc.

 

Properties

 

1. Easy to apply , few splay mark ,mainly used to produce transparent elaborate products ,moderate viscosity and hardness ,high strength ,excellent mobility .

2. Cure at room temperature ,do not need insolation or extra heat

3. Good mechanical property ,with high elasticity, softness,tensile strength and extensibility

4. Mainly used to produce Polyster , Epoxy products with moderate hardness, easy to demould , limited expansion ,high thermal stability ,the life span is longer than normal rubber .

 

 

Parameters

 

Before cure       RTV-524           hardner 524

appearance      mobile paste          liquid

color            milky white            transparent

viscosity        25 k~30k

 

after cure

7 days at room temperature

hardnessShore A          17°±2

 

 silicone rubber, RTV-2 mold making silicone, RTV liquid silicone rubber, sculpture molding

tensile strength kg/cm2             >35

elongation  %                >500

Tear resistance kg/cm             >23

 Linear shrinkage %              0.35

 

Application instructions

 

Pls thoroughly agitate part A before use

Ratio of  Part B and oil

 

Type

Ratio of oil

Ratio of part B

Operation time

Cure time

packet mode/ brush

0~10%

2%

15~20 minutes

60 minutes

1.5%

20~25 minutes

80 minutes

Pls adjust ratio of hardner and oil according to specific condition,for example ,room temperature and moisture,etc . 


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Contact HOMEEN
silicone bakeware,cookware parts and silicone sealant supplier
Tel:0086-757-82711390
Fax:0086-757-82711390
E-mail:marketing1@hm-sil.com
Add:Lianhua Development Zone,Dinghu District,Zhaoqing City,Guangdong,China.