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Qingdao Exceed Fine Chemicals Co.,Ltd

  • China,Qingdao ,Shandong
  • Verified Supplier

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China Shore A78 TDI 80 Polyurethane Prepolymer Sealing O-Rings Raw Material
China Shore A78 TDI 80 Polyurethane Prepolymer Sealing O-Rings Raw Material

  1. China Shore A78 TDI 80 Polyurethane Prepolymer Sealing O-Rings Raw Material

Shore A78 TDI 80 Polyurethane Prepolymer Sealing O-Rings Raw Material

  1. MOQ: 1mt
  2. Price: FOB Qingdao usd3.0/kg
  3. Get Latest Price
Payment Terms L/C, T/T
Supply Ability 3000mt/month
Delivery Time 5-8 work days
Packaging Details 20kg/drum; 200kg/drum
NCO% 2.80-2.95
MOCA% 8-8.3
Base TDI-80/Polyether
Hardness Shore A78-80
Color colorless liquid
Application Roller, Plate and bar, Sealing ring
Brand Name EXCEEDCHEM
Model Number TDI-80/Polyether Polyurethane Prepolymer Shore A78-80
Certification ISO9001:2008
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C, T/T Supply Ability 3000mt/month
Delivery Time 5-8 work days Packaging Details 20kg/drum; 200kg/drum
NCO% 2.80-2.95 MOCA% 8-8.3
Base TDI-80/Polyether Hardness Shore A78-80
Color colorless liquid Application Roller, Plate and bar, Sealing ring
Brand Name EXCEEDCHEM Model Number TDI-80/Polyether Polyurethane Prepolymer Shore A78-80
Certification ISO9001:2008 Place of Origin China
High Light 584 84 9 TDI 80 PolyurethaneShore A78 TDI 80584 84 9 TDI Polyurethane Prepolymer

Shore A78 TDI 80 Polyurethane Prepolymer Sealing O-Rings Raw Material

 

1. Description

 

This is a TDI-80 based polyether polyurethane prepolymer.

 

2. Characteristics

  • Water resistance
  • Low temperature resistance
  • Mold resistance

3. Applications

  • Roller
  • Plate and bar
  • Sealing ring

4. Typical properties

Type Appearance Viscosity(mPa.s/85℃) NCO% Packing(kg/drum)
  Liquid 250-280 3.5-3.7 20/200

 

5. Operating Procedure

 

First, the prepolymer should be preheated in 80-85℃. Second, after vacumming, the prepolymer is to be mixed with melting MOCA evenly. Third, with degassing, casting into mould, and vulcanization,and then demould. Lastly, the finished product should be post vulcanized.

 

6. Reaction parameters

 

Item MOCA (%) Gel time(min) Mixing temperature(℃) Post vulcanization(h)
Specification 10-10.3 5-6 85/120 10

 

 

7. Finished products properties

 

Item Hardness(Shore A) Tensile strength(MPa) Tear strength(KN/m) Rebounding(%)
Physical properties 78-80 9-10 40-45 48

 

Cast polyurethane elastomers provide advantages such as elasticity, a long service life and excellent wear resistance. Our polyurethane hot cast elastomers based on toluene diisocyanate (TDI) can be formulated with a wide range of mechanical properties including different hardness levels thanks to polyester- or polyether-based prepolymers.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company

  • Year Established:

    2013

  • Total Annual:

    10000000-20000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

  Qingdao Exceed Fine Chemicals Co., Ltd is a high-tech enterprise that integrates manufacturing and trading. We specialize in the production of polyurethane-based products.Our company is dedicated to investing in research and development of cutting-edge products, collaborating with leadin...   Qingdao Exceed Fine Chemicals Co., Ltd is a high-tech enterprise that integrates manufacturing and trading. We specialize in the production of polyurethane-based products.Our company is dedicated to investing in research and development of cutting-edge products, collaborating with leadin...

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Get in touch with us

  • Reach Us
  • Qingdao Exceed Fine Chemicals Co.,Ltd
  • No.166, Zhengyang Middle Road, Chengyang District, Qingdao City, Shandong Province, China. 266000
  • https://www.tdimdipolyurethane.com/

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