HFRAM Series - High Flow Repairable Muffler

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SPECIFICATIONS

Model HFRAM-18 HFRAM-28 HFRAM-38 HFRAM-48 HFRAM-68 HFRAM-88
Replaceable Insert PVI-18 PVI-28 PVI-38 PVI-48 PVI-68 PVI-88
Fluid Air Air Air Air Air Air
Connection (NPTM) 1/8” 1/4” 3/8” 1/2” 3/4” 1”
Overall Length (IN.) 1-3/8” (36) 1-3/4” (45) 2-1/4” (58.0) 2-23/32” (70.0) 3-5/32” (81.0) 3-7/8” (100.0)
Hex (IN.) 7/16” (11.1) 9/16” (14.2) 11/16” (17.4) 7/8” (22.2) 1-1/16” (27.0) 1-5/16” (33.3)
Noise Elimination Effect (dB) 14 16 18 29 34 40
Body Material Aluminum Aluminum Aluminum Aluminum Aluminum Aluminum
Element Material Polyvinyl Foam
(40 micron)
Polyvinyl Foam
(40 micron)
Polyvinyl Foam
(40 micron)
Polyvinyl Foam
(40 micron)
Polyvinyl Foam
(40 micron)
Polyvinyl Foam
(40 micron)
Max Operating Pressure 130 psi (9 kg/cm²) 130 psi (9 kg/cm²) 130 psi (9 kg/cm²) 130 psi (9 kg/cm²) 130 psi (9 kg/cm²) 130 psi (9 kg/cm²)
Operating Temperature 41~140℉ (5~60℃) 41~140℉ (5~60℃) 41~140℉ (5~60℃) 41~140℉ (5~60℃) 41~140℉ (5~60℃) 41~140℉ (5~60℃)
Weight (Approx.) (OZ.) 0.16 0.32 0.48 0.96 1.20 2.16
Unit Pack (EA.) 10 10 5 5 1 1

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