carbon packing 228

It is carbon yarn packing treated with PTFE to prevent carbon migration and provide excellent break-in qualities with a non-silicone break-in lubricant.

Style 228 is available in the following cross-section range:
1/8" to 1 1/2" (3.0 mm to 38.1 mm)

 

 

Applications

Style 228 is suitable for hydrocarbons, virtually all chemicals, and water services, including pulp and paper applications.
Style 228 is recommended for rotary and centrifugal shafts.

 

Performance		Rotary	Reciprocating	Valve
Max Pressure -psi bar kg/cm2		100/6.9/7	2000/138/141	2000/138/141
Temp - °F/°C	in inert atm.;	-300 to +1200°F  (-184 to +649°C)	-300 to +1200°F  (-184 to +649°C)	-300 to +1200°F  (-184 to +649°C)
	in oxid. atm.;	-300 to +650°F  (-184 to +343°C)	-300 to +650°F  (-184 to +343°C)	-300 to +650°F  (-184 to +343°C)
pH Range		0 to 14_	0 to 14	0 to 14
Max Speed  fpm (mps)		4500 (22.8)	300 (1.5)	200 (1)