*Polymethyl methacrylate PMMA powder 613 *PMMA Pellets, PMMA granules *Suspension polymerization production method

Polymethyl methacrylate  PMMA powder 613,  PMMA material

* Suspension polymerization production method to produce PMMA powder

PMMA 613 Application:

Widely used for glass mold powder, dental materials, glass fibers, printing inks, areas of glazing paint and adhesives, etc.

 

PMMA 613 Application General description:

Polymethyl methacrylate  PMMA 613 polymer resin, made of  Methyl methacrylate and methyl acrylate.

There are standard powder and tiny powder.

Standard powder: 40 mesh (370mm)

Tiny powder: 120mesh(147mm)

Average molecular weight:130000-170000

PH value:around 7

Customers’special requests accepted 

PMMA 613 Production conditions:

Preheat and dry: under95+/-5°C for 3--4 hours, often turning

Injection temperature: 190--230°C

Injection pressure:5.0--6.0Mpa

Injection molding cycle: 2.5--3.0min

 

PMMA 613 Main Parameter:

Density: 1.18--1.19g/cm3

Melt flow rate: 0.5--1.0g/10min

Ball indentation hardness:  >=130N/mm2

Mold shrinkage: <=0.5%

Refractive index: 1.49--1.50 at 25°C

Transmittance:  >=91%

Tensile strength: >=60MPa

Unnotched Charpy Impact Strength: 24KJ/m2

Vicat softening temperature: >=96°C

Volume resistivity: >=1.0X1011  Ω·m

Dielectric constant: <=4.0 frequency

PMMA 613 Package:

25Kg per bag