Polyether base TDI polyurethane prepolymer for industrial components (PET- 511)

FOB Reference Price:Get Latest Price
US $1-5.5 / Kilogram | 1 Kilogram/Kilograms (Min. Order)
Supply Ability:
100000 Ton/Tons per Month
Port:
according to the customer's request
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Overview
Quick Details
CAS No.:
584-84-9
Other Names:
Polyvinyl Chloride Resin
MF:
CH2-CHCl-]n
EINECS No.:
265-116-8
Place of Origin:
Anhui, China (Mainland)
Type:
Synthetic Resin and Plastics
Brand Name:
Sinograce
Model Number:
PET- 511
Purity:
100%
Appearance:
viscous liquid
Solid content:
100%
NCO Content (%):
3.6~4.0
Using Mixture Ratio (PHR):
10.0~11.5
Life in the Reaction Kettle (75-78℃/min):
5~7
hardness (Shore A):
75±2
Tensile Strength (MPa):
22.5
Tearing Strength (kN/m):
27.2
Elongation at Break (%):
377
Akron Abrasion (cm3/1.61km):
0.05
Packaging & Delivery
Packaging Details
Available in 200 kg/ barrel or 25 kg/ barrel for Polyether base TDI polyurethane prepolymer for industrial components
Delivery Time
15-40 days arrive at the destination port
 
Product Description

 

Polyether base TDI polyurethane prepolymer for industrial components (PET- 511)

 

Feature

l  General purpose products.

l  High mechanical strength.

l Good abrasion resistance, good hydrolysis resistance.

l Easy to operate, low price.

 

 Chemical composition

l  Polyether prepolymer polyether TDI system

 

Technical Data

 

Polyether TDI System

PET- 510

PET- 511

PET- 512

PET- 513

PET- 514

PET- 515

Prepolymer

Appearance (25℃)

viscous liquid

viscous liquid

viscous liquid

viscous liquid

viscous liquid

viscous liquid

NCO Content(%)

2.8~3.0

3.6~4.0

4.2~4.5

4.8~5.5

5.5~6.0

6.0~6.8

Using Mixture Ratio(PHR)

8.0~8.5

10.0~11.5

12.0~13.0

13.5~15.8

15.5~16.0

16.0~18.8

Life in the Reaction Kettle(75-78℃/min)

8~10

5~7

5~7

3~5

3~5

3~5

Physical properties of finished products

Hardness (Shore A)

60±5

75±2

80±2

85±2

90±2

95±2

Tensile Strength (MPa)

20.7

22.5

22.8

26.1

32.6

35.6

Tearing Strength (kN/m)

22.6

27.2

27.5

33.4

38.2

38.2

Elongation at Break(%)

401

377

358

350

320

313

Akron Abrasion(cm3/1.61km)

0.05

0.05

0.05

0.05

0.03

0.03

  

Application

 

Application

 

Mainly used in the production of ordinary polyurethane elastomer products, such as a variety of industrial components, roller, rubber roller, rubber, oil seal, cushioning materials, plates, etc..

 

How to use

Suitable for manual and high temperature casting machine operation, chain extender is MOCA.

 

Attention

The prepolymer should be stored at low temperature and dry place, avoid the moisture and moisture when used

After the opening of the prepolymer should be used up as soon as possible, if not exhausted with nitrogen seal.

The storage period of unopened prepolymer is three months.

 

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