Process & commitment
Sustainability and exclusivity
Our self-made process of vegetable tanning of salted cowhide, evolved and perfected over decades of activity.
A conscientious and environmentally friendly process, exclusive to Splenda Leather, which allows us to give animal hides a new use, transforming it into pieces of unique quality, finishes and durability.
Reception
Arrival of the trucks with the hides to be treated
Cutting
Cutting of the hides into four pieces, bend, neck and bellies
Soaking
Washing and restoring the hide’s hydration level
Dehairing
Removal of hair from the hide
Liming
Relaxation of the skin structure by lime treatment. The fibres are opened to allow the penetration of the products in the following stages
Fleshing
Removal of adipose tissue from the inside layer of the hide
Deliming and Pickling
Removal of calcium hydroxide to lower the pH of the skin and adjustment of pH before proceeding with the following stages
Tanning
Stabilisation of collagen fibre with tannin extracts
Shaving
levelling the thickness of the skin to the desired value
Re-tanning
Tan treatment to obtain the varying final characteristics, dyeing and fattening of the hide
Setting-out
Elimination of excess water and wrinkles
Drying
Decrease water content to adequate humidity
Finishing
procedures to obtain the final flexibility, appearance, colour and brightness of the hide
Logistics
Classification and shipment of hides to clients
Responsibility and commitment
Splenda Leather certifies that its tanning process is developed entirely with plant-based extracts, without the use of chromium or other metals.
Solvent products, PCP, Formaldehyde, pesticides or azo dyes are also not used and all the chemical products used comply with the REACH Regulation.
Splenda Leather uses a system to recirculate tannic baths and minimise wastewater concentration. It is also part of the Igualadina Society for Treatment and Recovery, diverting its wastewater to a treatment plant for the exclusive use of the city’s tanneries and ensuring its proper treatment.
