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Qingdao Exceed Fine Chemicals Co.,Ltd

  • China,Qingdao ,Shandong
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China MDI Based PTMEG System Microcellular Polyurethane with Good Hydrolysis
China MDI Based PTMEG System Microcellular Polyurethane with Good Hydrolysis

  1. China MDI Based PTMEG System Microcellular Polyurethane with Good Hydrolysis
  2. China MDI Based PTMEG System Microcellular Polyurethane with Good Hydrolysis

MDI Based PTMEG System Microcellular Polyurethane with Good Hydrolysis

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  1. Product Details
  2. Company Details

Product Specification

High Light Good hydrolysis resistance MDI Based PTMEG System ,High strength Microcellular Polyurethane ,Automotive Suspension Jounce Bumper Polyether Polyol
MDI Based PTMEG PU System For Microcellular Polyurethane (MC-PU) For Manufacturing Automotive Suspension Jounce Bumper
This MDI-based PTMEG system is specifically designed for manufacturing microcellular polyurethane automotive suspension jounce bumpers, offering excellent hydrolysis resistance and high strength characteristics.
Key Characteristics
  • Good hydrolysis resistance
  • High strength performance
Applications
  • Marine fender
  • Shock absorption mat
Typical Properties of PU Matrix
Product Name Appearance Viscosity (mPa*s/40℃) Density (g*cm⁻³/40℃) Package Specification (kg)
A-1170 Liquid 600~1000 1.01~1.02 190
B-6003 Yellowish transparent liquid 500~700 1.08~1.2 225
Materials Preheating Requirements
  • A-1170: Preheat at 60~70℃ for 8~12 hours
  • B-6003: Preheat at 60~70℃ for 8~12 hours
Typical Processing & Reaction Parameters
Test Item Parameter Value
A/B Raw Material Temperature (℃) 30~35 / 35~40
Mix Ratio (by weight) A + 40g XC-2 + H₂O : B = 100 : 103~105
Cream Time (s) 8~10
Foam Peak Temperature (℃) 60~70
Free Rise Density (g/cm³) 0.30~0.35
Mold Temperature (℃) 35~45
Demold Time (min) 7~9
Auxiliary Material Addition Dosage
  • XC-2: 2.85Kg ± 0.5Kg per 190kg A-1170
  • Deionized Water: 0.3Kg ± 0.1Kg per 190kg A-1170 (adjust according to actual production)
Overall Molded Physical Properties Range
Item Index Range
Molded Density (g/cm³) 0.50~0.70
Hardness (Shore A) 70~90
Tear strength (kN/m) 29.5~44.5
Tensile strength (MPa) 8.0~11.0
Elongation (%) 335~450
Physical Properties Before Hydrolysis Test

Test Specimen: 6mm thick sheet

Item Test Result
Density (g/cm³) 0.6
Hardness (Shore A) 80
Elongation (%) 350
Tear strength (kN/m) 37.8
Tensile strength (MPa) 8.3
Physical Properties After 7 Days Hydrolysis Aging

Test Specimen: 6mm thick sheet
Hydrolysis Test Condition: 80℃, 95% relative humidity

Item Test Result
Density (g/cm³) 0.6
Hardness (Shore A) 75
Elongation (%) 396
Tear strength (kN/m) 37.0
Tensile strength (MPa) 8.2
Physical Properties After 14 Days Hydrolysis Aging

Test Specimen: 6mm thick sheet

Item Test Result
Density (g/cm³) 0.6
Hardness (Shore A) 70
Elongation (%) 412
Tear strength (kN/m) 35.9
Tensile strength (MPa) 8.0
Shelf Life
Material Model Shelf Life
A-1170 6 Months
B-6003 6 Months
XC-2 6 Months
XC-100 6 Months
MDI Based PTMEG System technical diagram
Important Notes
  • All data listed in this document are for reference only
  • Final technical indicators shall be subject to actual production test results
  • Please contact our technical team if customized physical performance requirements are needed

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 leading Chines... 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 leading Chines...

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Get in touch with us

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  • Qingdao Exceed Fine Chemicals Co.,Ltd
  • Room 602, Building No. 9, Guoxin Haichuang Industrial Park, No. 50 Binhai Road, Jimo District, Qingdao, Shandong, China. 266000
  • https://www.tdimdipolyurethane.com/

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