High-Transparency Mold Silicone Rubber for Food Contract Grade Products with Extremely Requirement for High Transparency Such as Nipple Bite Stick

• Appearance: Liquid
• Usage: Oil Drilling Auxiliary Agent, Water Treatment Chemicals, Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Surfactants, Leather Auxiliary Agents, Electronics Chemicals
• Color: Transparent
• D9430hardness: 32±2
• D9430tensile Strength: 8.0
• D9430elongation: 700
• Model NO.: High-transparency mold silicone rubber
• D9430breaking: 8
• Transport Package: 20kg/ Carton Lined with Plastic Bags or Sheets
• Specification: 20kg/ carton lined with plastic bags or sheets
• Trademark: iota
• Origin: Bengbu Anhui China
• HS Code: 391000
• Production Capacity: 800t/Moth

Product Description

High-transparency mold silicone rubber

High-transparency fumed rubber has high grade of transparency, excellent physical properties & yellowing resistance and good processability. They are applicable to molded products and can be used in food contact grade products with extremely requirement for high transparency, such as: nipple, bite stick , etc.

 

Typical Properties:

 

Category		Item
High-transparency rubber		D9430	D9440	D9450	D9460	D9470	D9480
Appearance		Transparent
Vulcanization	Hardness Shore A	32±2	40±2	50±2	60±2	70±2	80±2
	Tensile strength MPa≥	8.0	9.0	9.0	9.0	9.0	8.0
	Elongation at break %≥	700	600	500	400	300	200
	Breaking set %≤	8	8	8	8	8	8
	Tear strength B KN/m≥	20	35	40	40	40	20
Post-curing	Hardness Shore A	33±2	45±2	55±2	65±2	75±2	83±2
	Tensile strength MPa≥	7.0	8.0	8.5	8.5	8.0	7.5
	Elongation at break %≥	650	550	450	350	250	150
	Tear strength B KN/m≥	12	20	25	25	25	18
Specific density 25°C g/cm³		1.07±0.04	1.13±0.04	1.15±0.04	1.18±0.04	1.22±0.04	1.25±0.04
Compression set 180*22h %≤		55	45	50	45	45	40
Resilience %≥		55	50	50	48	40	35
Dielectric strength  kV/mm ≥		20	20	20	20	20	20
Volume resistivity .cm≥		1.0 x 10¹	1.0 x 10¹	1.0 x 10¹	1.0 x 10¹	1.0 x 10¹	1.0 x 10¹

Physical data in the above table is for reference only.

Vulcanization condition: 175ºC× 5Min. Post-curing condition: 200ºC x 4h

 Addition of curing agent: liquid 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane: 0.65%.

 

Advantage:

- Flexible physical properties

- High transparency

- Good yellowing resistance

 

Applications:

- Food contract grade products with extremely requirement for high transparency, such as nipple, bite stick

 

Packing & Storage:

- 20kg/ carton lined with plastic bags or sheets.

- The products have a shelf life of 9 months from date of manufacture depending on the shore hardness if stored at room temperature in the originally sealed container.