Description :
Tenders for Supply Of S.s. Glass Ink Golden Yellow In Packing Of One (1) Kg. Confirming Following Experimental And Required Standards For Acceptance/ Rejections Of S.s. Glass Ink On The Basis Of Practical Tests. (i) Covering Capacity: Ink Must Have Sufficient Covering Capacity So That The Surface Does Not Remain Visible After Application Of One Coat In Screen Printing. (ii) Brightness: It Must Have Sufficient Brightness So That Letters Are Clearly Visible On Panel. A Letter Of Size 150 Mm From A Distance Of 25 Metre And A Letter Of Size 50 Mm From A Distance Of 10 Metre Must Be Clearly Visible To Eyes Of A Healthy Person. (iii) Consistency: Ink Should Be In The Form Of Paste And Must Pass Through 80 No. Nylo Bolt Cloth During Screen Printing. (iv) Fluidity: It May Be Easily Spread Over Screen By Screwjee During Screen Printing But Should Not Flow After Printing. (v) Drying Time : It Must Have At Least 30 Minutes Drying Time So That Five Or More Coaches Can Be Printed After Applying On Screen . After Printing On Panel It Must Be Tack Free In 40 - 45 Minutes And Completely Dry In 60-75 Minutes. (vi) Washability: - It Should Be Possible To Clean Ink Left Over On Screen By Kerosene Oil. [ Warranty Period: 30 Months After The Date Of Delivery ]
