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HOME > Products > Insulating material / Industrial plastic > RISHO prepreg > Cotton／Phenolic　prepreg

Insulating material / Industrial plastic

Cotton／Phenolic　prepreg

Product code PW-2105 PW-2155
(Black)		 PW-2115 PW-2305 PW-2215
Appearance PW-2115 SORRY
NO
IMAGE
Base material #30 cotton cloth #30 cotton cloth #30 cotton cloth #40 cotton cloth Canvas
Specification Resin application Double sided Double sided Double sided Double sided Double sided
Thickness
(Base material)		 mm 0.40
(0.20)		 0.40
(0.20)		 0.40
(0.20)		 0.30
(0.15)		 0.85
(0.50)
Average mass g/m2 240 240 230 196 690
Resin content % 55～60 55～60 60～65 60～65 53～60
Property Resin flow % 2～6 2～6 10～25 10～25 15～30
Gel time(150℃) sec 20～60 20～60 90～130 40～80 40～80
Volatile Content % 2～8 2～8 5～12 2～8 -
Standard curing conditions 150℃×1hr.
Property of laminated item Tensile strength MPa 68～107 68～107 68～107 68～107 68～107
Compressive strength MPa 127～176 127～176 127～166 127～166 98～147
Break voltage kV/mm 6< 6< 6< 6< -
Insulation class B
Life (Storage condition) 20℃×60 days
Standard dimension Nominal thickness mm 0.40 0.40 0.35 0.30 0.85
Width mm 1000 1000 1000 1000 1000
Length m About 120 120 120 120 120
Typical application Insulating board
Insulating rod		 Yarn bobbin
Bearing retianer
Piston wear ring		 Rod or bar for precision work Bearing or bush

(1)The above figures are not guaranteed value but one of the representative properties of the material.
(2)Product slitted according to customer's requirement is available.
(3)Properties such as resin content,resin flow,gel time or volatile content is also compliable to customer's requirement
(4)Resin flow test piece size:180mm×180mm under 130℃×2kg/cm2×10min. condition