Find 50% Ingredient Of Si69, EPDM-bound Pre-dispersed Rubber Coupling Agent, Si69 CAS No 40372-72-3 on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.

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Rubber Coupling Agent Si69-50

Rubber Coupling Agent Si69-50

    Payment Type: L/C,T/T,D/P,Western Union,D/A
    Terms of Trade: FOB,CFR,CIF
    Min. Order: 600 Kilogram
    Delivery Time: 10 Days
    Packaging: N.W.25KG/Carton lined PE bag;N.W.600KG/Pallet
    Productivity: 800MTS per month
    Brand: Actmix, OEM
    Transportation: Ocean,Land,Air
    Place of Origin: CHINA
    Supply Ability: 10,000MTS per year
    Certificate: TS16949/ISO9001/ISO14001

Basic Info

Model No.: Actmix®Si69-50GE F200

Product Description

Rubber coupling agent Si69-50

1.Product composition:

Approx. 50 wt% Bis[3-(triethoxysilyl)propyl]tetrasulfide (Si69)
CAS No.: 40372-72-3
EINECS No.: 254-896-5
Approx. 50 wt% polymer binder and dispersing agent

Coupling agent for rubber products such as soles, rubber roller, conveyor, belts, tires, wire and cable etc.

Used for rubber products such as soles, rubber roller, conveyor, belts, tires, wire and cable etc.

Used in tires, shoe and drum, rubber hose, belt, V belt, etc. In tires and other rubber products, used as wear-resisting agent and reinforcing agent.


Content (%)
Color Filtration
Binder Mooney ML (1+4)
Density (g/cm3)
SI69-50GE F200
50 Light-yellow translucent 200 EPDM/EVM 65 1.30
Other binders, such as NBR, SBR, AR, ECO also can be available for.
Please refer to related MSDS.
Net weight 25kg/PE bags lined carton; N.W. 600kg/pallet.
Non-wood pallet size: 1.1x1.1x1.0m.
Shelf-life: 1 year in its original packaging.
Stored in a dry and cool place.


Si69 reaction & bonding with highly dispersed filler such as white smoke and other chemical, meanwhile bonding with the rubber,

make its produce after vulcanization excellent dynamic and static properties. Significantly reduced the viscosity when mixing;

Improve the rubber compound of wear resistance and modulus. Used in Tires etc rubber products as wear-resistant and reinforcing agents.

Ningbo Actmix Rubber Chemicals Co.,Ltd. (Ningbo Actmix Polymer Co.,Ltd.)


Ningbo Actmix located in Jiangbei Investment Center of Ningbo, which is a leading manufacturer of pre-dispersed rubber chemicals masterbatch in China mainland. Ningbo Actmix has passed the ISO/TS16949 & ISO14001:2004 management system certification.

As one of the professional manufacturers of pre-dispersed rubber chemicals masterbatch, Ningbo Actmix uses the international advanced technology and equipments, production systems achieved to continuous,automated, security&clean; and formed the high activity, high dispersibility & mixing efficiency of core technology of rubber chemicals masterbatch range.Ningbo Actmix can customize the different active content and binder of pre-dispersed rubber chemicals masterbatch, and use the filter (Min.100μm) to remove impurity.

Ningbo Actmix produces the pre-dispersed rubber chemicals masterbatch with performance of[high stability,high dispersibility, high uniformity"; which widely application for high-end rubber industry field, such as automotive rubber sealing strip, foaming materials, reducing shock, sealing products etc, affirmed by many of high-end customers.

Our vision: To be one of the excellent high-quality pre-dispersed rubber chemicals masterbatch manufacturers in rubber chemicals industry field.

Company Info

  • Company Name: Ningbo Actmix Rubber Chemicals Co.,Ltd. (Ningbo Actmix Polymer Co.,Ltd.)
  • Representative: Lian Qian Rong
  • Product/Service: Rubber Chemicals , Polymer-bound Pre-dispersed Rubber Chemicals , Rubber Masterbatch , Scorching Retarders , Rubber antioxidant , Rubber Accelerators
  • Capital (Million US $): US$3.20 Million
  • Year Established: 2009
  • Total Annual Sales Volume (Million US $): US$10 Million - US$50 Million
  • Export Percentage: 11% - 20%
  • Total Annual Purchase Volume (Million US $): US$5 Million - US$10 Million
  • No. of Production Lines: 11
  • No. of R&D Staff: 21 -30 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 10,000-30,000 square meters
  • Factory Location: No.1, Lane 168, Haichuan Road, Jiangbei District, Ningbo China
  • Contact Person: Mr. Lian
  • Tel: +86-574-81880068
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