Silicon Dioxide Powder Hydrophobic Fumed Silica CAS No. 7631-86-9 for Rubber

• Raw Material: Synthetic Rubber
• Material: Silicone
• Appearance: Powder
• Model NO.: 4139
• Form: Liquid Rubber
• Specification: 10kg/bag
• Trademark: IOTA
• Origin: Cn
• HS Code: 0000
• Production Capacity: 5000kg/Month

Product Description

Why choose us

Our Services & Strength

1. Provide quality service

"Our best price, best service, and most reliable product quality serve you" Our products have been well
received by the industry.

 

2. Strict control of products

Our company is a collection of scientific research and production. The quality system has passed
lSO9001: 2000. Products comply with global standards ISO9001, SGS .
 

3. Rich experience team

We are a Chinese manufacturer specializing in silicone production. We have been in the business for 15 years. We have cooperative customers all over the world and our product quality has received unanimous praise. We have a professional production team and have long-term cooperation with multiple research institutes. Multiple business teams with professional product knowledge can answer your questions.

Product Description

Hydrophobic Fumed Silica IOTA HB4139

HB-4139 is hydrophobic fumed silica which is produced by HL-4200 after chemical post-treatment with PMDS (Polydimethylsiloxane).

Specification	IOTA  HB4139
Specific sunface area(BET), m2/g	110
pH value in 4% dispersion	5.5~7.5
Loss on drying(2 hours at 105ºC), %	≤1.5
Loss on ignition(2 hours at 1000ºC based on material dried for 2 hours at 105ºC), %	≤10.0
Sieve Residue(45μm), mg/kg	-
Silica Content(Based on ignited material), %	≥99.8
Tamped Density(Based on material dried at 105ºC for 2 hours), g/dm²	40~60
Carbon Content (Based on material dried at 105ºC for 2 hours), %	4.5~6.5

Applications 
                            Silicone rubber                      
                            Coatings and printing ink
                            Adhesives and Sealants       
                            Greases and cable gel
                            Unsaturated resin                
                            Powders

 

Properties
Good thickening and thixotropy property
Good anti-sagging properties and excellent stability in epoxy resin
Excellent reinforcing properties in silicone rubber especially at high filler loading levels and no crepe hardening on aging
Good transparency performance
Free-flow property for water-proof material and powders

Package
White kraft paper bag, 10KG/Bag

Company Profile

As a leading supplier in organic silicon industry, silicon-based technology and innovation area, we provide the whole industry chain silicone performance solutions.
We serve the market in various fields, covering textiles and leather, food and beverages,paints, oil and natural gas, cosmetics, electronics, aerospace, automotive, construction, medical care, casting, personal care, agriculture, and LED.

As a member of IOTA Corporation ,Our company covers an area of 30,000 square meters and a construction area of 24,000 square meters.

IOTA Silicone Oil (anhui) Co.,Ltd. maintains close long-term cooperative relationship with many universities and research institutes in Nanjing and implements a strict and complete quality control system, which ensures that each product can meet quality requirements of customers.

 

Besides, all of our products have been strictly inspected before shipment. Technical support and scientific management of the powerful can provide all kinds of high quality organic silicon materials for our customers.

We provide multiple logistics methods to ensure that the products you need are delivered to your receiving location as quickly as possible .

FAQ

1. Are you a manufacturer or trading company ?

We are a manufacturer ,located in Bengbu , Anhui Province , China .

2. Do you provide free samples?

Yes, we can offer free sample 500g , you just need to pay the shipping .Because our product is liquid , it cannot support international express account payment on delivery, only our freight forwarder can be used .

 

3.How long can I expect to get the sample ?
5-7 days under normal conditions .

4. How long is your delivery time ?
We can deliver the goods within 3-10 days (for regular sample) .

 

5.Do you test all your goods before delivery ?

Yes, we have 100% test before delivery, will provide COA together with .

 

6.What is your minimum order quantity ?

Depending on the product you need, we will check the minimum packaging, please contact us for specific details .

7. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP,FCA,CPT,DDP,DDU,Express Delivery.
Accepted Payment Currency: USD, EUR, CNY.
Accepted Payment Type: T/T Or Communicate With Us To Determine .

 

8.Do you provide product COA and MSDS ?

Yes, generally COA and MSDS can only be provided after shipment. Please contact us for specific details.