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Bopp film
Specification Name and Type Appearance Properties Standards Applications
BOPP plain film for metalizing type MPP03

Using high temperature ultra-high purity homopolymerized polypropylene resin in capacitor grade to make through biaxial orientated stretching and one surface is corona treated,the film has following characteristics:
• Good thickness uniformity,
• High mechanical strength and excellent electric property,
• High voltage withstand,
• Capable of metalizing,
• Highest operating temperature limitation of 105℃.

GB/T 13542.1-2009  
GB/T 13542.2-2009    
GB/T 13542.3-2006 

Mainly used for making metallized film capacitor and foil-film capacitor, such as DC capacitors used in lamp and lanterns and, energy saving capacitors used in EV (electric vehicles) , which operating temperature is not more than 105 ℃.

BOPP plain film for metalizing type MPP02

Using high temperature ultra-high purity homopolymerized polypropylene resin in capacitor grade to make through biaxial orientated stretching and one surface is corona treated,the film has following characteristics:
• Good thickness uniformity,
• High mechanical strength and excellent electric property,
• High voltage withstand,
• Capable of metalizing,
• Highest operating temperature limitation of 85 ℃.

GB/T 13542.1-2009  
GB/T 13542.2-2009    
GB/T 13542.3-2006

Mostly used for making AC motor running capacitor used in most domestic appliances and power electronic capacitors used inhigh speed train, locomotor, solar power and winding energy etc., which operating temperature is not more than 85 ℃.

BOPP plain film for metalizing type MPP01

Using normal temperature ultra-high purity homopolymerized polypropylene resin in capacitor grade to make through biaxial orientated stretching and one surface is corona treated,the film has following characteristics:
• Good thickness uniformity,
• High mechanical strength and excellent electric property,
• High voltage withstand,  
• Capable of metalizing,
• Highest operating temperature limitation of 70℃.

GB/T 13542.1-2009  
GB/T 13542.2-2009    
GB/T 13542.3-2006

Mainly used for making metallized film capacitor and foil-film capacitor, such as AC motor running capacitor, low-voltage parallel power capacitor and DC capacitors and etc, which operating temperature is not more than 70 ℃.

BOPP roughness film for metalizing type MRPP

It is stretched in biaxial orientation by means of flat film method by using ultra-high purity homopolymerized polypropylene resin in capacitor grade. It is characterized by the following:    
• One side of film is roughenized while another is corona treated for metalizing,
• Capable of metalizing,
• Good thickness uniformity,
• Good homogeneity of space factor(SF),
• High voltage strength,
• Low dissipation factor.
• Excellent compatibility with a variety of capacitor impregnation,
• Easy to wind. 

GB/T 13542.1-2009  
GB/T 13542.2-2009    
GB/T 13542.3-2006 

Mainly used for making high voltage DC capacitors with oil-impregnat, such as power electronic capacitor. 

Double Surfaces Rughness BOPP film type RRPP

It is stretched in biaxial orientation by means of flat film method by using ultra-high purity homopolymerized polypropylene resin in capacitor grade. It is characterized by the following:    
• Double sides of film are roughenized,
•Good thickness uniformity,
• Good homogeneity of space factor(SF),
• High voltage strength,
• Low dissipation factor.
• Excellent compatibility with a variety of capacitor impregnation,
• Easy to wind. 

GB/T 13542.1-2009  
GB/T 13542.2-2009    
GB/T 13542.3-2006 

Mainly used for making high voltage power capacitors with oil-impregnat. 

Single Surface Rughness BOPP film type RPP

It is stretched in biaxial orientation by means of flat film method by using ultra-high purity homopolymerized polypropylene resin in capacitor grade. It is characterized by the following:    
• Significant distinct of roughness between normal surface and roughenized surface,
•Good thickness uniformity,
• Good homogeneity of space factor(SF),
• High voltage strength,
• Low dissipation factor.
• Excellent compatibility with a variety of capacitor impregnation,
• Easy to wind. 

GB/T 13542.1-2009  
GB/T 13542.2-2009    
GB/T 13542.3-2006 

Mainly used for making high voltage power capacitors with oil-impregnat, which needs small space factor (SF). 

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