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Product Name: Polypropylene

Cas No.: 9003-07-0

Chemical Formula: (C3H6)n

 

Number Project Unit H40S Test value Test Methods
1 Melt mass-flow rate(MFR) Nominal value g/10min 37 37.3 GB/T 3862
  Deviation   ±37  
2 Isotactic index   % >=96.0 97.51 GB/T 2412
3 Particle appearance Color grain Pc/kg <=5 0 SH/T 1541-2006
  Black grain Pc/kg 0 0
  Large and small grains g/kg <=100 0.1
  Snake skin grains and trailing grains Pc/kg report 25
4 Impurities and others   Pc/kg no no SH/T 1541-2006
5 Ash   % <=0.030 0.014 GB/T 9345.1
6 Tensile properties Tensile modulus of elasticity(Et) MPa >=1200 1250 GB/T 1040 
  Tensile yield stress(σ y) MPa >=30.0 30.9
  Tensile stress atbreak(σ B) MPa >=8.0 20.7
  Nominal tensile strain at break(ε tB) % >=200 566
Test conclusion Qualified

 

PRODUCT DESCRIPTION

Polypropylene is a polymer formed by addition polymerization of propylene. It is a white waxy material with a transparent and light appearance. The chemical formula is (C3H6)n, the density is 0.89~0.91g/cm3, It is flammable, with a melting point of 189ºC, softening at about 155ºC, and the use temperature range is -30~140ºC . It is resistant to corrosion by acids, alkalis, salt solutions and a variety of organic solvents below 80°C, and can be decomposed under high temperature and oxidation.

 

PRODUCT FEATURES

1. The relative density is small, only 0.89-0.91, which is one of the lightest varieties in plastics.
2. good mechanical properties, in addition to impact resistance, other mechanical properties are better than polyethylene, molding processing performance is good.
3. It has high heat resistance and the continuous use temperature can reach 110-120 °C.
4. good chemical properties, almost no water absorption, and does not react with most chemicals.
5. the texture is pure, non-toxic.
6. electrical insulation is good.

 

PRODUCT USAGE

1. Fiber ( Carpet, Textiles, Upholstery, etc.)
2. Film ( shopping bags, casting film, multilayer film, etc.)
3. Blow Molding ( Medical & Cosmetic container, Lubricant & Paint container, etc)
4. Extrusion Molding ( Sheet, Pipe, Wire & Cable, etc.)
5. Injection Molding ( Automotive, Electronic, Construction, House wares, Furniture,
Toys, etc.)

 

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