trial frame: 1. CE, RoHS certification 2. 10pcs PD adjustable range 3. very high quality but favorable price trial frame SJ-300: USAGES:It is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools and enterprises.FEATURES: PD adjustable range (10 specification): 54mm56mm58mm60mm62mm64mm66mm68mm70mm72mm.MAIN TECHNICAL INDEXES1Range of PD ...
... Silence check valve consists of valve body, seat, diversion shuttle, disc, bearing and spring etc...The bore is flow-line designed ... so pressure loss is very little. The disc's stroke is very short and when stop the pump ...
... continuous or sectionalized quenching, annealing, normalizing to the gears, shafts, disc type components,etc. JinKeZhi, Your Induction Heating Expert!
... Wire MeshOur company produce all kinds of wire mesh filter disc.With rich experiences in fine woven wire mesh and wire ... wire cloth or mild steel wire mesh,etc.Application: Filter disc are mainly used in the absorption ,evaporation and filtron process ... foam or used as air filter in cars and trucks.Disc Diameter: 5mm---600mmMain filter media : Stainless steel wire mesh.copper ...
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