DMC Dimethylcyclosiloxane D3&D4&D5

Pruduct Features:

Chemical name: dimethylsiloxane D3&D4&D5 mixed component

Refractive index: 1.396-1.397

Technical indicators (executive standard: GB / T 20436-2006)

Appearance: colorless and transparent

Product Detail

Product Tags

Structural Formula:

DMC Dimethylcyclosiloxane

Mixed D3&D4&D5

N = 3-7

Element CAS No.
D3 Hexamethylcyclotrisiloxane  541-05-9
D4 Octamethylcyclotetrasiloxane 556-67-2
D5 Decamethylcyclopentasiloxane 541-02-6

Product Features

Density (25℃, g/cm³ ) : 0.95-0.97

Boiling point (℃): ≥135

Flash point (℃): 56-58

Refractive index: 1.396-1.397

Refractive index: 1.3960-1.3970

Appearance: Colorless transparent liquid.

Technical Parameters

(executive standard: GB/T 20436-2006 )

Chroma Hazen unit (platinum-cobalt color number): ≤10

Total ring mass fraction: ≥99.5%

Hexamethyldisiloxane content: ≤0.1%

Mass fraction of acid (calculated as HCl): ≤0.001%

Product Usage

Main raw material for the silicone rubber and silicone oil, and widely used in rubber filler processing and cosmetics.

Our Services

• Independent Technology Development Ability.

• Custom Products According To Customers Requirements.

• High Quality Service System.

• Price Advantage Of Direct Supply From Direct Manufacturers.


Package Specifications

Packed in 1000L IBC plastic drum, net weight 900KG.

200Liron drum/plastic-lined iron drum, net weight 200KG.

Should be stored in a cool, dry place with a storage period of three years.


Product Shipping and Storage

Stored in a cool, dry place, and the storage period is one year.

Shipping details

1. Samples and Small quantity order FedEx/DHL/UPS/TNT , Door to Door.

2. Batch goods :By Air, by Sea or by Rail.

3. FCL: Airport/Seaport/Railway Station receiving.

4. Lead Time: 1-7 working days for samples; 7-15 working days for bulk order.


Q1. Do you provide free samples or extra ?

Yes, we could offer the sample for free charge,but cost of freight is on customers’ side.

Q2: How to confirm the Product Quality before placing orders?

A: We can send the sample for your testing and also provide our COA/Testing result to you The third. party inspection is also accepted.

Q3: How long I can get my goods after payment?

A: For small quantity,we will deliver by courier(FedExTNTDHLetc)and it usually will cost 7-18 days to your side. For large quantity, shipment by air or by sea per your request.

Q4.What is your terms of payment ?

Payment<=10,000USD, 100% in advance. Payment>=10,000USD, 30% T/T in advance ,balance before shipment.

  • Previous:
  • Next:

  • Write your message here and send it to us