enquiries@glassworksservices.co.uk Glassworks Services Limited, Unit 8 Broomhouse Lane Industrial Estate, Edlington, Doncaster DN12 1EQ
Delivery charges and VAT will be added on to all orders. Prices on this website and in all downloads are net of VAT. Prices are subject to change without notice.
All prices are in GBP - often per kg - and need delivery and VAT to be added. For some items there are pictures or more information if you press on the link. You can order by email, phone, fax but but you cannot pay online - please see ORDERING
Designed to meet the EU definition of Crystaline Glass and to have similar working properties to lead cullet
Refractive Index 1.5240
Density 2.5642
COE - as you know COE changes depending upon the temperature range it is measured over:-
20-300oC 96.1 x 10’7 So compatible with Kugler and Gaffer Blowing Glasses
Approx nugget size 5cm diameter by 2cm deep
Packed in 25kg boxes
Great workability with long working times for blowers; also performs well with propane and oxy-pro torches.
Melting and Annealing
First Time : Starting from an empty pot, carefully fill a few inches of the pot (may be break some up), charge at 1205oC and then add more whole nuggets filling 3-5 times as normal
Melting Overnight : fill on in 3-5 fills bringing up to 1205oC between each fill; hold for 6 hours then bring the temperature down to 1121oC by morning for one hour and then increase to your working temp.
Melting over a Weekend : fill on in 3-5 fills bringing up to 1205oC temperature between each fill; leave at 1120oC, it should be ready to use first thing Monday morning
Annealing range 500-510oC oC - see Annealing Information for general advice
The barium and zinc help give density, brightness and good working properties; the lithium helps to improve working life and melting properties
March 2021 Prices (subject to change as each inward load arrives due to exchange rates and freight cost fluctuations due to port delays following Brexit changes)
Packing in 25kg bags on pallet or by courier in boxes
1000 kg lots GBP ex store + VAT = GBP + delivery
500 kg lots GBP ex store + VAT = GBP + delivery
350 kg lots GBP ex store + VAT = GBP + delivery
250 kg lots GBP ex store + VAT = GBP + delivery
75 kg lots GBP ex store + VAT = GBP + delivery
50 kg lots GBP ex store + VAT = GBP + delivery
25 kg lots GBP ex store + VAT = GBP + delivery
Don’t forget that using nuggets gives you 25% more glass for your money - 20% of batch goes up the flue!
Glass Nuggets (and batches)
We may also have in stock:-
some Philips 3300 batch pellets
some Philips green batch pellets at ridiculously low prices
some 24% lead batch
and some other incredibly cheap old batches that could be used where quality is not an issue