High quality RTV liquid silicone rubber for artificial stone mold making

Product Overview

Description

    High quality RTV liquid silicone rubber for artificial

stone mold making

 

Applications of concrete mould

The precision mold made of addition silicone rubber mainly use for products which are made from unsaturated 

polyester, epoxy, polyurethane resin, gypsum and paraffin and concrete as below,

1. Crafts    2. Furniture part and assembly
3.Lighting parts    4.Other decorating products
It can be also used in fields as below,
1. Leather printing    2. Transfer printing rubber head
3.Other elastic products  

 

Typical properties of  concrete mould

Properties	BQ-Q7908
Vulcanizing type	condensation
Viscosity(mpa.s)	21000
Operation time min(25℃)	12
Curing time min(25℃)	35
Hardener content	2.5
Hardness Shore A	25
Gravity(25℃)g/cm3	1.1
Tensile strength(MPa)	≥4.5
Elongation(%)	400

 

 

Typical physical propeties of  Liquid silicone rubber to make mold

 

Properties		BQ-Q7901	BQ-Q7900	BQ-Q7902	BQ-Q7903	BQ-Q7904		BQ-Q7962	BQ-Q7905	BQ-Q7906	BQ-Q7907	BQ-Q7908
Unvulcanized	Vulcanizing type		Condensation
Unvulcanized	Appearance	Milky white	Semitransparent		Red	Milk white
	Viscosity mPa.s*2 (30℃)	21000	21000	21000	21000	21000	21000		21000	21000	21000	21000
	Operation time min(25℃)	10	10	10	11	10	10		10	10	12	12
	Curing time  min(25℃)	45	45	45	30	30	30		30	30	35	35
Unvulcanized	Hardener content	2.5	2.5	2.5	2.5	2.5	2.5		2.5	2.5	2.5	2.5
Vulcanized	Hardness Shore A	21-22	23	30	23	23-24	20		30	25	30	25
Vulcanized	Gravity (25℃) g/cm3	1.1	1.1	1.1	1.2	1.15	1.2		1.2	1.2	1.1	1.1
Vulcanized	Tensile strength(MPa)	≥3.5	≥4.0	≥4.0	≥3.6	≥3.6	≥3.5		≥3.5	≥3.5	≥3.0	≥3.0
	Elongation(%)	≥450	≥650	≥650	≥500	≥550	≥500		≥400	≥500	≥370	≥370
	Tear strength	≥22	≥25	≥25	≥24	≥24	≥22		≥22	≥22	≥20	≥20
	Linear shrinkage rate(%)	0.3	0.3	0.3	0.3	0.3	0.3		0.3	0.3	0.3	0.3

 

 

 

 

1. Research power

The chairman of BTL values new products’ research and development, our company had invested more than ten million RMB to R&D and has established Guangdong electronic chemical polymer material engineering technology research and development center, Dongguan new silicone material engineering technology research and development center, Wuxi touchscreen chemical materials research and development center,ect.

 

2. Plentiful talent reserve

Recently, BTL has about 200 research and technology employees and there are 700 sets research equipment supported their R&D. What’s more, the talents and equipments are growing powerfully.

 

3. Patents

BTL has 18 patents, among them, 12 are patens for invention, it is also applying for other 10 patents, and all those technology and research result have transferred to production power

 

4. External cooperation

Considering long strategy, BTL carries out various production-study-research and talent training and providing cooperation with many famous universities in domestic such as Zhejiang University, Wuhan University, Nanchang University,South China University of Technology. It is greatly improved our company’s R&D power and integration of technical resources ability.

 

 5. Our products developed widely all over the domestic market. And our management and engineers have a big acknowledgement of chemical industrial as well as its trend; meanwhile, we have a complete runing system, no matter in company manager system or products quality control system. Join us can get more professional, powerful support for technology, products and service.

 

6. Strict control for material purchasing: keep good cooperation relationship with excellent suppliers that confirm products' performance, stable material source and very competitive price.

  

7. In near futuer, we will increase five to ten or more advanced silicone chain products, change single product structure to industrial chain to satisfy whole silicone industrial requirement. Come to join us and develop with us. More surprise and profit will show to you.

2) How do you guarantee the price is most competitive?
Compare with trading companies or distributors, as a manufacturer, the price we offer is first-hand; Compare with general manufacturers, with high quality, we have 10 years experience, strict production cost control enable us to offer best price for customers

3) What will be delivery time when I complete the payment?
We promise to deliver the materials within 3 working days after payments confirmed in our bank.

For more information about silicon, pls feel free to contact with
Mr Deam Li
QQ:1437607620

Wechat:+86 15625553425 

Whatsapp(Mp):+86 15625553425   

Thanks!