tender inviting notice for rubber compounding and specimen preparation lab tender inviting notice for rubber compounding and specimen preparation lab , rubber compounsing and specimen preparation laboratory equipments , specimen cutting press ( hydraulic type ) capacity: 5 ton max. pressure: 200 kg / cm2 suitable standard specimen as per astm d 412 / d638 and astm d 624. the instrument should conform to astm d 412 / d638 and astm d 624 , dumbbell cutterdie type: iv overall length : 115mm shoulder width : 25mm large radius : 25mm neck radius : 14mm gauge length : 33mm narrow width : 6mm material: hardened die steel grind finishthe cutter should conform to astm d 412 specimen dimensions , tear cutter ( for angular tear specimen ) die: type c overall length : 102mm tear angle : 90° end width : 19mm centre radius : 12.7mm outer radius : 25mm inner radius :19mm material: hardened die steel grind finishthe cutter should conform to astm d 624 , manual hydraulic ( compression ) moulding pressdigital temperature controller and pressure gauge. capacity / pressure : max.200kg / cm2 platen size : 12” x 12” temperature range : 200°c mould maximum height : 50 mm others: annual maintenance of the equipment at the institute ( chennai ) is mandatory. => limited