Seller. As stated herein, the “Seller” refers to Process Engineering and Product I-MAS S.L. (Whether acting with their trade names “Proto & Go!” Or “, a company registered in Spain.

Offer and Acceptance. Seller This document includes all the terms and conditions relating to this transaction. Seller objects to any terms or conditions that differ from those included in any request for quotation, purchase order or other document of the buyer and those such different or additional terms will not be effective and will be linked to the Seller, unless agreed in writing and signed by a representative of Seller. If the buyer sends a purchase order or other written on the subject matter of this transaction, that letter will be for internal purposes of the buyer only if the terms and conditions included herein are not of obligation or effect.

Selected items

I-MAS considered validated CAD files provided by the customer and therefore not responsible if they contain errors.

Customers are responsible for ensuring that the properties and performance of materials and finish selected meet the requirements for your specific application.

Tolerances prototypes

The general tolerance in parts manufactured by processes is as follows:

Stereolithography (SLA) ± 0.20 mm per 100 mm
Sintering (SLS) ± 0.30 mm per 100 mm
Fused Deposition Modeling (FDM) ± 0.10 to 0.30 mm per 100 mm
Polyjet (OBJ) ± 0.20 mm per 100 mm
Silicone mold (PUR) ± 0.20 to 0.30 mm per 100 mm


Machining tolerances Designation from 0.5 to 6 mm. from 6to 30 mm. from 30to 120 mm from 120to 400 mm
Metal machining (CNC-M) ± 0.05 mm ± 0.10 mm ± 0.15 mm ± 0.20 mm
Plastic machining (CNC-P) ± 0.10 mm ± 0.20 mm ± 0.30 mm ± 0.50 mm


Compliance with prototypes

If the customer wants to return the parts received for non-conformity, he must notify in the two working days of receiving them. He must also attach a nonconformity report specifying the reasons for the return.

Packing and shipping

Unless otherwise requested, the parts are sent next business day, postage paid and attaching the bill.

Unless requested in advance, the package will be held in carton.

The price refers to the ex-works delivery, unless other terms are agreed. If the buyer requires a different type of delivery ex-works for products, the buyer must contact the seller to detail your requirements. Seller will accept in its sole discretion to adapt to the requirements of the buyer, including, among others, the transport, the transport method (the Seller reserves the right to change the mode of transportation if any regulations or other considerations relevant so required) and any special packaging requirements. For there is no doubt, all shipping and packing according to buyer’s requirements that exceed the standard requirements of packaging ex-works borne by the buyer, unless both parties agree otherwise.

Delivery term

Delivery time is counted from the following working day which has received payment associated with the work request.

Budgets issued by the Seller include an estimated delivery date, calculated based on the input data. The delivery system generated online order, is merely a preliminary indication of the delivery date, and does not compromise the Seller in any way. The estimated delivery time is calculated based on the existing working conditions at the time of formalizing the agreement and depends on the timely delivery of the materials requested by the Seller for the performance of work. In case of delays not attributable to the Seller, arising from a change in working conditions mentioned above or due to the delay in providing the requested materials for carrying out the work, the delivery period will be extended as necessary, leaving the Seller exempt from any responsibility for the delay.

If the customer does not receive the parts responsible must notify within five days after the scheduled date of receipt.


A budget is only valid for 3D CAD model which has been based. Any changes made in the 3D CAD model requires an updated budget.

Budgets are valid for 30 days, after that date, prices may change without notice.

Prices and Payment Terms.

All prices are budgeted and payments are made in euro. Payment can be made with Visa, MasterCard, PayPal or bank transfer.

Independent parts of a budget can be billed separately. Seller reserves the right to refrain from executing subsequent components of a budget, or subsequent budgets, or to cancel a delivery, while there invoices issued pending overdue.

Taxes, Duties, etc.

Buyer will pay all obligations and sales, surcharges, use and other taxes arising in connection with this transaction (other than based solely on Seller’s taxable income taxes).


Guarantee. Seller assumes no responsibility for the design of the merchandise subject to this transaction. To the extent that the Seller’s staff has recommended design modifications or has contributed a design analysis, simulation or advice, the reason is to help meet the requirements of the manufacturing process itself Seller. Design specifications and performance of the goods subject of this transaction are legal sole responsibility of the buyer.

Without limiting the foregoing, Seller assumes no responsibility for the selection of materials of the merchandise subject to this transaction. The buyer is solely responsible for ensuring that the materials chosen for the goods to be manufactured by Seller meet regulatory requirements or specifications, by way of example but not limited to Directive 2002/95 / EC on use restrictions certain hazardous substances in electrical and electronic equipment (Directive (RoHS), along with any national legislation implementing the directive, ISO, FDA, UL, CSA, CE, TUV, FCC, NSF and USP. any statement made by the staff seller or specifications concerning materials must be verified by the buyer with the manufacturer of that material.

Responsibility. Seller’s liability to the purchaser if real and proven damages shall be limited to the amount of product directly related to the reason for the claim, regardless of the severity of such damages. Any other liability of Seller, such as those resulting from consequential loss, other indirect losses and losses resulting from third party liability, are excluded.

The buyer agrees to inspect all products supplied and to verify as soon as their adaptation to the budget at the time of receipt of the product before use. should not return any product without the prior written consent of Seller. If the Seller has not received detailed written notice or a justified complaint within 2 working days from delivery, the product is considered accepted. If the buyer decides not to exercise such control or used a nonconforming product shall relieve Seller of any responsibility for the possible consequences of such use.

Compensation. Buyer shall defend, indemnify and hold harmless Seller (and its employees, representatives and agents) from and against all claims, liability, penalties, fines and penalties of any kind (including, without limitation but not limited to, interest , legal costs, customs duties, fines, taxes or other government sanction of any kind)

(I) resulting or arising from any breach of representation, warranty or contract the buyer or its subsidiaries, according to this document,

(Ii) if the buyer has provided the seller sketches, designs or other specifications for the goods or services, resulting from any claim that the goods manufactured by Seller (or at the time of manufacture of such items), according to these sketches , designs or other specifications infringe or intellectual property rights, trade secret or other proprietary right misappropriate any patent,

(Iii) any other derived from or relating to this transaction; or specifically it understood that the buyer will indemnify and hold Seller and Seller shall deliver the liability claims on the Seller was negligent or had a failure.

If any action, suit or proceeding, or a claim, demand or assessment imposed against Seller (or their employees, representatives or agents), which may result in liability with respect to which a party seeks indemnification is started, then the party will notify the buyer immediately and will have the right, the expenses on their own, to take full control of the defense, compromise or agreement. At the request of the buyer and running it with all expenses, Seller will fully cooperate in such defense and provide the buyer all relevant information under its control.


Overwhelming force. Seller shall not be liable for any failure of manufacture, delivery or provision of any goods to be provided in accordance with this document, if such failure or delay is caused by acts of God, fire, storms, strikes, power outages, labor difficulties, disturbances, inability to obtain materials, equipment, labor or transportation, government restrictions, serious health problems or public or any similar cause over which Seller can not exercise any control.

Export laws of the EU. Goods subject of this transaction may be subject to the export control laws of the United States and the country’s laws that restrict the export and reexport of certain sensitive products and technologies, where gum or used. The customer must abide by these laws. The pieces can not be sold, leased or transferred to end users or to restricted countries or to a user involved in weapons of mass destruction or genocide. Upon receiving these pieces, you agree to act as legal responsibility for its use and distribution in compliance with the laws export control of the EU, and comply with such laws, including not distribute or sell the parts to third parties prohibited or end users, as described in the export regulations of the EU, and also agrees to obtain all permits and export approvals that may be required in the case of selling or exporting parts to third parties or countries in need of such permission or approval.

Molds. Due to the type of ownership of the process of Seller, all molds, jigs and software developed by Seller is owned by it and is generally not compatible with other equipment or can be transferred to them. Seller retains ownership of the molds. However, any mold or engineering spending imposed by the seller, such as molds and software produced by Seller shall be the exclusive property of the latter. However, Seller shall not use a template or custom software in the production of goods for any customer Seller, without the express permission of the buyer. As mentioned in this section, “the molded or custom software” refers to the mold or software developed specifically for the buyer and for which the buyer pays the seller separately.

Jurisdiction. The rights and obligations of Seller and Buyer in this contract shall be governed by the laws of Spain. In case of dispute, only the competent courts of the judicial area of the headquarters Seller have exclusive jurisdiction.