AFS Foundry Sand Testing Equipment Operating Instructions Manual
AFS Foundry Sand Testing Equipment Operating Instructions Manual
AFS Foundry Sand Testing Equipment Operating Instructions Manual
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RIDSDALE CO 2 GASSING ACCESSORIES (<strong>AFS</strong>) (cont’d)IVTEST PROCEDURE (cont’d)(C)Transverse Test Specimens (cont’d)(c)(d)Place the Gassing Accessory onto the core box. Holding the GassingAccessory, core box and drying plate firmly together, invert the assembly.Remove the drying plate.Gas for 60 second at a flow rate of 5 litres/min.** This gassing time and flow rate serves only as a general guide as different bindersand sand mixtures will require various times and volumes of gas to developoptimum strengths.VMAINTENANCERemove sand grains from gas passages by blowing out with clean, dry, compressed air.VIRECOMMENDED SPARESPart NoDescription354 Rubber sealing washer for compression accessory.352 Securing screw for tensile accessory.346 Rubber sealing washer for tensile accessory.55
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