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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-514
  • Purity: 100%
  • Appearance: viscous liquid
  • Solid content: 100%
  • NCO Content (%): 5.5~6.0
  • Using Mixture Ratio (PHR): 15.5~16.0
  • Life in the Reaction Kettle (75-78℃/min): 3~5
  • hardness (Shore A): 90±2
  • Tensile Strength (MPa): 32.6
  • Tearing Strength (kN/m): 38.2
  • Elongation at Break (%): 320
  • Akron Abrasion (cm3/1.61km): 0.03

Packaging & Delivery

Packaging Details: Available in 200 kg/ barrel or 25 kg/ barrel for Polyther PTMEG PU material prepolymer for roller
Delivery Detail: 15-40 days arrive at the destination port
 
Product Description

 

Polyther PTMEG PU material prepolymer for roller (PET-514)

 

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.

 

Company Information

   

About ous

 

 

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