Castaldo® Molding Rubber - 5 lb. Ready Cut

Castaldo® Molding Rubber. Just enough jewelry molding rubber to make 15-25 standard size jewelry molds. Available in White Label^® (regular/firm), Gold Label® (premium/soft) and No Shrink Pink®. Complete instructions are enclosed in each box. Strips measure 18" x 2 7/8th" x 1/8th" (45.7 cm x 7.3 cm x 3 mm). Instructions.

	Gold Label®	White Label®	No Shrink Pink®
Shore A Hardness	37.3	42.1	43.2
Vulcanizes at:	307 ̊F/ 152 ̊C	307 ̊F/ 152 ̊C	Variable*
Rubber shrinkage	2.1%	2.3%	As low as 0.0%
Elongation before break	706%	688%	728%
Tensile strength before break	Very Strong 2,475 psi 13.9 n/mm²	Very Strong 2,215 psi 15.3 n/mm²	Strong 1,116 psi 7.7 n/mm²
Tear Strength Die C before break	134 lb./in. 23.4 n/mm	137 lb./in. 24 n/mm	81 lb./in. 14.2 n/mm
Uses	Strong, flexible molds	Strong, firm molds	Strong, 0% shrinkage molds
Color	Natural tan	Natural tan	Pink
MSDS	Here	Here	Here

Warranties are issued by the manufacturer of an item and not our store. If an item you bought is defective within the 30 days of your purchase date, we will gladly replace it for you if a receipt is present. Otherwise, we will be more than happy to help you obtain any information you need in order to properly communicate with the manufacturer of your item. Please note that if you choose to have us correspond with the manufacturer regarding your item, there will be a shipping fee and/or a repair charge if the item's warranty is deemed to be expired. 

We want you to be happy with your purchase and would like to be transparent with our returns policy.

ONLINE returns are accepted within 30 days of the purchase date. All items must be unused and in their original packaging. To return an item, please contact us by e-mail or by phone to obtain an RMA number. We will gladly refund you in the original form of payment. Shipping costs for returns are paid for by customers unless item(s) are deemed to be defective or shipped incorrectly by us. Items that do not have a receipt will be issued a store credit if and when approved for return within the 30 days period. Please note, special orders are non-refundable and non-exchangeable.

STORE returns are accepted within 7 days of the purchase date but will be credited with a store credit. There are no cash returns on items purchased in store. Returns of damaged or defective items will be considered within 30 days of the purchase date.

Please note, any purchases made specifically for Trade Shows will not be authorized for return or exchange.