選擇一個 藍寶石玻璃窗供應商 這不僅僅是比較單價和交貨時間這麼簡單。.
某家供應商或許能夠製造出透明的藍寶石圓片，但這並不代表該公司能夠在多個批次中，始終如一地控制晶體取向、尺寸公差、表面品質、光學性能、鍍膜以及生產可追溯性。.
對於關鍵應用，採購方應同時評估實體藍寶石視窗及其背後的品質管理系統。.
本指南說明如何對藍寶石窗供應商進行資格審核、首件檢驗應包含哪些項目、可能需要哪些材料證書及檢驗紀錄，以及批次可追溯性如何降低採購與生產風險。.
為何藍寶石玻璃供應商的資格審核至關重要
客製化藍寶石視窗的應用領域包括：
- 雷射系統
- 機器視覺設備
- 真空室
- 高壓視窗
- 航太傳感器
- 醫療用光學裝置
- 半導體設備
- 攝影機防護窗
- 紅外線與紫外線儀器
- 惡劣環境監測系統
在這些應用中，藍寶石視窗可能同時發揮多種功能。它既能透光、保護內部元件、維持壓力或真空界限、抗磨損，又能精準地安裝於金屬或陶瓷外殼中。.
尺寸誤差可能導致無法組裝。表面品質不佳會增加散射。鍍膜性能不當會降低透射率。邊緣控制不當可能造成密封問題，或增加崩邊的風險。.
因此，供應商資格審查旨在回答以下四個重要問題：
- 供應商能否製造所需的零件？
- 供應商能否測量所有關鍵特性？
- 供應商能否在未來的生產批次中重複相同的流程？
- 供應商能否提供記錄，說明每批貨物的生產及檢驗過程？
如果無法驗證其生產歷程、原料來源及檢驗方法，那麼低成本的樣品是不夠的。.
1. 從「受控藍寶石視窗繪圖」開始
供應商資格審查應以受控的工程圖為起點。.
圖面應標明所有影響形狀、配合、光學功能、密封性或可靠性的特徵。此外，圖面應標示圖號及修訂版本，以確保買方與供應商均依據相同的規格進行作業。.
ISO 10110 系列標準規範了用於製造與檢驗之技術圖中，光學元件及系統之設計與功能要求應如何呈現。ISO 10110-1 規範了圖面的一般佈局，其餘部分則針對特定光學特性進行規範。.
藍寶石視窗的繪圖可能包含：
- 外徑、長度與寬度
- 成品厚度
- 尺寸公差
- 有效口徑
- 晶體取向
- 表面品質
- 表面平整度
- 傳輸波前
- 平行結構或楔形結構
- 表面粗糙度
- 倒角與邊緣半徑
- 孔、溝槽、台階或凹槽
- 塗層要求
- 金屬化區域
- 關鍵檢驗尺寸
- 關於包裝與清潔的注意事項
該圖應將強制性接受要求與參考資訊區分開來。.
當客戶使用自有的光學圖紙格式而非 ISO 10110 時，供應商仍應能夠辨識每一項要求，並將其與檢驗方法對應起來。.
2. 審查供應商的製造能力
在核准藍寶石視窗供應商之前，請確認其製造能力是否符合該專案的實際幾何形狀與公差要求。.
審查範圍應不僅限於供應商所公布的尺寸範圍。.
材料加工
請詢問供應商是否負責控制或管理：
- 藍寶石原料的採購
- 晶體取向驗證
- 核心鑽探
- 切片
- 研磨
- 研磨
- 光學拋光
- 邊緣處理
- 超音波加工
- 鑽孔
- CNC 成型
- 清潔
- 塗層
- 金屬化
- 最終檢驗
並非所有工序都必須在內部完成。專業塗層、取向測量或雷射損傷檢測等工序，可外包給其他廠商。.
然而，主要供應商應能識別分包商、管控外包流程，並保存相關紀錄。.
尺寸與幾何形狀
請確認供應商在以下所需領域的經驗：
- 直徑
- 長度與寬度
- 厚度
- 厚度與直徑之比
- 長方形或正方形幾何形狀
- 不規則輪廓
- 居中或偏離中心的孔
- 槽與溝槽
- 台階與凹槽
- 薄切片
- 大型無支撐開口
一家在標準圓形藍寶石視窗方面經驗豐富的供應商，未必具備生產大型矩形視窗、極薄零件或具有複雜加工特徵的視窗的能力。.
公差能力
請供應商分別審查各項公差。.
供應商應說明：
- 該公差是否能例行達標
- 是否需要特殊工裝
- 公差是否可透過內部檢驗來確認
- 結果是否取決於零件尺寸或幾何形狀
- 為了確保生產穩定，是否應調整公差
- 哪些特徵會造成最高的製造風險
具備技術能力的供應商不應自動接受每一項要求。應在生產開始前進行適當的可製造性審查，以辨識出相互衝突、不必要地嚴苛或難以量測的規格。.
3. 評估品質管理系統
品質管理系統並不能保證每片藍寶石窗片都能符合要求。然而，它為文件控制、製程管理、檢驗、矯正措施及紀錄保存提供了系統化的框架。.
ISO 9001 界定了國際公認的品質管理系統要求，並涵蓋資源、能力、文件化資訊、監控、量測及績效評估等領域。.
在供應商資格審查過程中，採購人員可能會要求：
- 現行品質系統認證書
- 憑證範圍
- 認證機構資訊
- 憑證到期日期
- 內部稽核程序
- 不符合項控制程序
- 矯正措施程序
- 校準與控制程序
- 供應商與分包商的管控措施
- 文件保存政策
- 變更控制程序
應仔細審閱憑證的適用範圍。.
供應商雖可能持有 ISO 9001 認證，但其適用範圍應與藍寶石、光學元件、陶瓷或精密零件的製造或加工相關。.
ISO 負責制定管理系統標準，而獨立的認證機構則提供認證服務。ISO 本身並不頒發供應商證書。.
對於受嚴格監管的專案，買方也可能要求採用特定產業的品質系統，或進行客戶稽核。.
4. 要求進行正式圖說與合約審查
在供應商發出最終報價或開始生產之前，應先審閱完整的技术文件。.
一份有文件記錄的審查應確認：
- 圖號與修訂版號
- 適用標準
- 材料與取向
- 所有尺寸與公差
- 光學規格
- 塗層規格
- 檢驗要求
- 樣品數量
- 生產數量
- 必備認證
- 包裝要求
- 交貨時程
- 針對特定客戶的品質條款
任何不確定之處均應於製造前記錄並予以解決。.
舉例來說，供應商不應自行假設平整度要求是在塗層前或塗層後適用。也不應揣測外觀檢查是適用於整個表面，還是僅適用於有效開口。.
以書面形式提出技術說明，有助於避免日後產生爭議。.
5. 何謂首件檢驗？
首件檢驗（通常簡稱為 FAI）是一項經文件記錄的驗證程序，用以確認首件生產零件是依照已核准的設計要求所製造的。.
FAI 並非僅對單一樣品進行視覺審查。它應將圖面要求與實際檢驗結果及相關記錄相互關聯。.
在航空航天供應鏈中，AS9102C 規範了首件檢驗記錄的相關要求。現行版本的 AS9102C 修訂版已於 2023 年 6 月發布。.
藍寶石視窗專案並不一定需要符合 AS9102 標準。.
對於一般工業或商業應用，買方與供應商可採用較簡化的、針對特定客戶的 FAI 報告。至於航太或受合約規範的專案，應在採購訂單中明定所需的 FAI 格式。.
6. 藍寶石視窗 FAI 應包含哪些內容？
一份實用的藍寶石視窗 FAI 報告應標明零件編號、生產製程及測量結果。.
零件識別
該報告應包含：
- 客戶名稱
- 供應商名稱
- 零件編號
- 零件說明
- 圖號
- 繪圖修訂
- 採購訂單編號
- 生產批號
- 檢查日期
- 檢查員身分識別
- FAI 數量
氣球畫
在氣球圖中，每個可檢核的需求都會被賦予一個唯一的編號。.
氣球上的數字可能代表：
- 直徑
- 厚度
- 平整度
- 平行性
- 表面品質
- 倒角尺寸
- 孔徑
- 孔位
- 塗層性能
- 評分要求
- 包裝須知
相應的檢驗報告應使用相同的特徵編號。.
這使買方更容易確認每項圖面要求均已審閱完畢。.
尺寸測量結果
該報告應載明：
- 名義要求
- 上限與下限
- 實際測量結果
- 檢驗儀器或方法
- 錄取狀態
若實際數值可合理記錄，請避免提交僅在尺寸特徵欄位中填寫「合格」的報告。.
測量結果有助於買方了解製程能力，並辨識哪些尺寸值接近規格極限。.
光學檢測結果
視圖紙而定，光學結果可能包括：
- 表面平整度
- 傳輸波前
- 表面品質
- 平行性
- 楔形
- 表面粗糙度
- 有效口徑
- 光學傳輸
- 塗層反射率
- 塗層均勻性
ISO 10110-7 提供了一種方法，用於標示定義之測試區域內可接受的表面瑕疵，包括局部瑕疵、邊緣缺口及長條狀刮痕。.
ISO 10110-14 規範了在光學圖紙上標示允許的透射或反射波前變形之相關事項。.
若測試區域及測量條件會影響結果，則檢驗報告應明確標示該等項目。.
材料驗證
FAI 套件應包含適用的藍寶石材料證書，並在必要時附上晶體取向驗證報告。.
塗層驗證
針對鍍膜藍寶石視窗，請包含：
- 塗層批次號
- 塗層規格
- 證人與樣本的辨識
- 測得的透射率或反射率
- 測量波長範圍
- 入射角
- 偏振（如適用時）
- 如有需要，請提供環境或耐久性測試結果
接納與批准
該報告應清楚說明：
- 可接受的特徵
- 偏差或例外情況
- 供應商審核
- 如有需要，須經客戶批准
- 針對被拒特徵的矯正措施
凡是旨在驗證製造製程的樣品，均應在量產前取得 FAI 核准。.
7. 何時需要進行新的或部分 FAI？
當變更可能影響藍寶石視窗的符合性時，進行新的或部分 FAI 可能是適當的。.
範例包括
- 繪圖修訂
- 資料來源變更
- 晶體取向變化
- 生產地點變更
- 新的拋光工藝
- 新的塗層供應商
- 新的模具或夾具
- 檢驗方法的變更
- 長時間停產
- 先前發生品質問題
- 重大的流程變更
- 從原型轉入量產
採購訂單應明確規定哪些變更需要通知客戶或重新取得批准。.
並非每項輕微的行政變更都需要進行完整的 FAI。其範圍應依據受該變更影響的特性以及客戶的品質要求來決定。.
8. 藍寶石材料證書
藍寶石材料證書應提供充分資訊，以將成品窗片與生產過程中使用的原始或半成品藍寶石材料建立關聯。.
視專案而定，該文件可能稱為：
- 材料證明書
- 原料證明書
- 分析證明書
- 符合性證明書
- 水晶證書
- 材料測試報告
買方應明確指出需要哪份文件，因為供應商對這些術語的用法未必總是保持一致。.
9. 材料證明書應包含哪些內容？
一份實用的藍寶石材料證明書可能包含以下內容：
- 供應商或製造商名稱
- 材料說明
- 化學名稱
- 單晶藍寶石的鑑定
- 原料批號
- 錠號
- 晶體生長方法（如有需要）
- 晶體取向
- 方位公差
- 材料等級
- 涵蓋數量
- 證書日期
- 授權簽署或核准
- 適用規格之參照
針對某些應用情境，客戶也可能要求提供以下相關資訊：
- 包含或氣泡限制
- 顏色
- 光學傳輸
- 均質性
- 位錯或缺陷的要求
- 雜質限值
- 退火狀態
- 特殊環境合規要求
報價前應就所需證書的內容達成共識。.
對於航太、雷射、醫療或真空系統等應用領域而言，僅標示「材質：藍寶石」這般簡短的說明可能並不足夠。.
10. 符合性證明書與材料測試報告之比較
符合性證明書（CoC）通常用以確認所供應的零件符合採購訂單及圖面之要求。.
材料證明書提供有關製造過程中所使用之藍寶石原料的相關資訊。.
檢驗報告用於記錄成品零件的測量特性。.
這些文件各自發揮不同的功能。.
因此，一筆完整的貨運可能包含：
- 符合性證明書
- 藍寶石材料證明書
- 尺寸檢驗報告
- 光學檢驗報告
- 塗層測試報告
買方不應假設，只要提出「合規證明書（CoC）」的請求，便會自動包含數值資料或檢驗數據。.
11. 藍寶石視窗的批次可追溯性
可追溯性使成品藍寶石視窗能夠與其生產及檢驗紀錄建立關聯。.
一套實用的可追溯系統可串聯：
- 成品零件編號
- 客戶採購訂單
- 製造工作單
- 藍寶石原石批次
- 錠號
- 入職培訓紀錄
- 研磨與拋光批次
- 塗層批次
- 檢查報告
- 包裝紀錄
- 貨件編號
目的並非為了製造文書工作而製造文書工作。.
可追溯性有助於供應商和客戶在交貨後若發現材料、製程、塗層或檢驗問題時，釐清哪些零件可能受到影響。.
12. 批次可追溯性與個別序列化
並非每片藍寶石玻璃窗都需要一個獨立的序號。.
批次層級可追溯性
批次層級的可追溯性對於以下情況可能已足夠：
- 標準防護窗
- 商用光學元件
- 較大的生產批次
- 單件價值較低的零件
- 無需符合法規序列化要求的應用
批次號碼可標示於包裝上，而非直接標示於光學元件上。.
單件序列化
以下情況可能適合採用個別序列化：
- 航太光學元件
- 高價值雷射窗口
- 壓力邊界視窗
- 醫療設備零組件
- 合格樣品
- 帶有個別干涉圖的視窗
- 需建立生命週期紀錄的零件
當需要直接標記時，圖面應明確規定：
- 標記位置
- 標記方法
- 字體大小
- 允許的標記深度
- 是否允許在通光孔內進行標記
- 耐化學性與耐磨性
標記不應造成應力集中，亦不應影響密封性能及光學性能。.
13. 尺寸檢驗紀錄
尺寸報告應證明，成品藍寶石視窗符合受控圖紙的要求。.
常見的測量方式包括：
- 直徑
- 長度
- 寬度
- 厚度
- 平行性
- 楔形
- 倒角寬度
- 倒角角度
- 彎角半徑
- 孔徑
- 孔位
- 溝槽深度
- 台階高度
- 機械基準面的平整度
該報告應闡明：
- 繪圖特性
- 規格限值
- 實際結果
- 測量方法
- 檢查日期
- 督察
- 批次號或序號
針對批量生產，客戶應定義檢驗頻率。.
選項可能包括：
- 100% 檢驗
- 第一件與最後一件
- 固定樣本數量
- 統計抽樣
- 經客戶核准的檢驗計畫
即使其他特徵僅進行抽樣檢驗，若涉及關鍵的密封、對準及安全相關尺寸，仍可能有理由進行 100% 檢驗。.
14. Optical Surface Inspection Records
The supplier should have a defined method for evaluating polished sapphire surfaces.
The inspection record may cover:
- 表面刮傷
- Digs
- 邊緣運算晶片
- Stains
- Residue
- 塗層缺陷
- 污染
- 霧霾
- Local polishing defects
- Clear-aperture condition
The inspection method should identify:
- Applicable specification
- Inspection lighting
- Viewing background
- Magnification
- 有效口徑
- Comparison standard
- Acceptance criteria
Photographs may be helpful for documenting unusual defects, but photographs alone should not replace a controlled inspection method.
15. Flatness and Wavefront Inspection
Surface flatness is commonly evaluated using optical interferometry.
該報告應闡明：
- Measured surface
- 有效口徑
- 測量波長
- 安裝條件
- Result unit
- Peak-to-valley or other specified parameter
- Whether power was removed
- Inspection before or after coating
For transmitted wavefront inspection, the report should clarify whether the measurement represents:
- The complete sapphire window
- 僅限單一面
- A coated or uncoated condition
- A specified aperture
- A particular orientation in the test fixture
When required, an interferogram should be linked to the individual part or production lot.
16. Surface Roughness Records
For applications sensitive to scatter, coating adhesion or precision optical performance, the customer may request a surface-roughness report.
該報告應闡明：
- Measured surface
- Roughness parameter
- 測量儀器
- Scan length or measurement area
- Filter or bandwidth
- Number of measurement locations
- Actual results
- Acceptance limit
The buyer and supplier should agree on the measurement method because results from different instruments or scanning conditions may not be directly comparable.
17. Coating Inspection Records
A coating certificate should provide more information than a statement that the sapphire window has been AR coated.
A useful coating report may include:
- 塗層規格
- 塗層批次號
- Witness coupon identification
- 光譜透射曲線
- Spectral reflection curve
- Test wavelength range
- 入射角
- 極化
- 塗層表面
- Acceptance limits
- Environmental-test results
- 檢查日期
If a witness coupon is used, the report should explain how the coupon relates to the coated sapphire window batch.
For high-power laser applications, the buyer may also request a laser-induced damage threshold report from an agreed test method and test facility.
18. Inspection Equipment and Calibration Control
Inspection records are only meaningful when the measurement equipment is appropriate for the tolerance being verified.
The supplier should control instruments such as:
- 數位千分尺
- Calipers
- Height gauges
- 坐標測量機
- 光學比較儀
- 干涉儀
- Profilometers
- Spectrophotometers
- Autocollimators
- Polariscopes
- Crystal-orientation equipment
Calibration records should identify the instrument, calibration status, calibration date and next due date.
Measurement traceability is intended to connect a measurement result through a documented chain of calibrations or comparisons to recognized references. ISO provides guidance for auditing monitoring and measuring resources and measurement traceability within an ISO 9001 quality system.
The buyer may request proof that equipment used for critical characteristics was within its valid calibration period at the time of inspection.
19. Control of Nonconforming Sapphire Windows
Supplier qualification should include a review of how rejected or questionable parts are controlled.
The supplier should be able to:
- Identify nonconforming parts
- Separate them from acceptable production
- Record the nonconformance
- Investigate the cause
- Determine the affected lot
- Prevent unintended shipment
- Request customer deviation approval when appropriate
- Implement corrective action
- Verify the effectiveness of the corrective action
A supplier should not repair, rework or use-as-is a nonconforming sapphire window without following the agreed approval process.
Examples of nonconformance include:
- Oversize or undersize dimensions
- Excessive wedge
- Surface-quality failure
- 邊緣崩角
- Incorrect crystal orientation
- Coating performance outside specification
- 污染
- Missing traceability
- Expired inspection-equipment calibration
20. Supplier Change Notification
A qualified process can become unreliable if important changes are made without customer review.
The purchase order or quality agreement should identify changes that require notification, such as:
- Raw-material supplier
- Sapphire growth source
- Manufacturing facility
- Polishing process
- Coating supplier
- Inspection method
- Subcontractor
- 清潔流程
- Packaging material
- Product design
- Critical equipment
The required notification period should also be defined.
For critical programs, the buyer may require written approval before the change is implemented.
21. Record Retention Requirements
The customer should specify how long quality records must be retained.
Applicable records may include:
- Purchase-order review
- Raw-material certificates
- Manufacturing travelers
- Orientation records
- FAI reports
- Dimensional reports
- Interferograms
- Surface-quality results
- Coating reports
- Calibration records
- Nonconformance reports
- Corrective actions
- Packaging records
- Shipment records
The appropriate retention period depends on the application, contract, regulation and expected equipment service life.
The supplier should also define how electronic records are backed up and protected from unauthorized changes.
22. Recommended Sapphire Window Qualification Package
For an initial custom sapphire window order, the buyer may request the following package:
Before Production
- Supplier questionnaire
- Quality-system certificate
- Manufacturing capability review
- Approved quotation
- Controlled drawing
- Technical clarification record
- Inspection plan
- Subcontractor disclosure when required
With First Article Samples
- Ballooned drawing
- 首件檢驗報告
- 材料證明書
- 晶體取向報告
- 尺寸檢驗報告
- Surface-quality report
- Flatness or wavefront interferogram
- 表面粗糙度報告
- Coating curve
- 符合性證明書
- Packaging photographs when required
With Production Shipments
- 符合性證明書
- Material-lot reference
- Production-lot number
- 尺寸檢驗報告
- 光學檢驗報告
- Coating certificate
- Nonconformance or deviation documents
- Packing list
- Traceability label
The exact package should be adjusted according to project risk.
Requesting every possible document for a simple commercial window can increase cost and lead time without providing meaningful value.
Sapphire Window Supplier Audit Checklist
Use the following checklist when evaluating a potential supplier.
Quality System
- Does the supplier have a documented quality management system?
- Is the certification scope relevant?
- Are drawing revisions controlled?
- Are nonconforming parts physically separated?
- Is corrective action documented?
- Are customer changes formally reviewed?
Material Control
- Is the raw sapphire source identified?
- Can the material be traced to a lot, boule or ingot?
- Can crystal orientation be verified?
- Are incoming materials inspected?
- Are material certificates retained?
Manufacturing
- Which operations are performed internally?
- Which operations are subcontracted?
- Are polishing and coating batches controlled?
- Are work instructions available?
- Are critical process parameters recorded?
- Can the supplier handle the required size and geometry?
Inspection
- Can every drawing requirement be measured?
- Is inspection equipment suitable for the tolerances?
- Is equipment calibration controlled?
- Are actual values recorded?
- Can interferograms and coating curves be provided?
- Are acceptance criteria clearly defined?
Traceability
- Can the finished part be linked to the raw-material lot?
- Can it be linked to the polishing and coating batches?
- Are lot numbers shown on packaging?
- Is individual serialisation available?
- How long are records retained?
Change Control
- Will the supplier notify the customer about material changes?
- Are subcontractor changes controlled?
- Will process changes trigger a partial or complete FAI?
- Is customer approval required before critical changes?
Common Supplier Qualification Mistakes
Approving a Supplier Based Only on One Good Sample
One acceptable sample does not prove that the supplier can repeat the result across future production lots.
Review the manufacturing and inspection records behind the sample.
Requesting Certificates Without Defining Their Content
The term “material certificate” can mean different things to different suppliers.
List the specific information that must appear on the certificate.
Treating FAI as Routine Batch Inspection
FAI verifies the initial production process against the complete design requirements. Routine inspection verifies ongoing production.
Both may be required, but they serve different purposes.
Ignoring Subcontracted Processes
A supplier may subcontract coating, crystal-orientation verification or specialized testing.
The supplier should still control and retain records for those operations.
Requesting Only Pass or Fail Results
Actual measurement data is more useful for understanding process variation and identifying results close to tolerance limits.
Failing to Control Drawing Revisions
Inspection records are unreliable if they cannot be connected to the exact drawing revision used for production.
常見問題
Is ISO 9001 Certification Required for Every Sapphire Window Supplier?
Not necessarily.
The requirement depends on the customer’s industry, project risk and internal purchasing policy. However, the supplier should have documented controls for drawings, production, inspection, nonconforming products and traceability.
Does Every Sapphire Window Order Require an FAI?
No.
FAI is most useful for new custom parts, critical applications, new production processes and projects with formal customer requirements.
Standard catalog windows may require only routine inspection documentation.
Can One FAI Cover the Entire Production Batch?
The FAI verifies that the initial production process can produce a conforming part.
The remaining batch should still be inspected according to the agreed production inspection plan.
What Is the Difference Between FAI and a Sample Approval?
A sample approval may be based mainly on the customer’s functional evaluation.
An FAI is a structured, documented comparison of the manufactured part against the complete drawing and purchase-order requirements.
Should Actual Dimensions Be Included in the Report?
Actual values are recommended for measurable dimensional characteristics, especially for critical and tightly toleranced features.
A simple pass statement may not provide enough information for supplier qualification.
Do Coated Sapphire Windows Need Separate Coating Records?
Yes, when coating performance is part of the drawing or purchase-order requirement.
The coating record should be linked to the applicable production batch or witness sample.
How Can Buyers Verify Traceability?
Select a finished part or shipment lot and ask the supplier to trace it backward to:
- 最終檢驗
- 塗層批次
- Polishing batch
- 製造工作單
- Raw sapphire material certificate
A working traceability system should allow this connection to be demonstrated without relying only on employee memory.
總結
A qualified sapphire window supplier should provide more than a finished transparent component.
The supplier should demonstrate control of the drawing, raw sapphire material, crystal orientation, manufacturing process, outsourced operations, inspection equipment, nonconforming products and production records.
For new or critical custom windows, an effective qualification package may include:
- Ballooned drawing
- 首件檢驗報告
- 藍寶石材料證明書
- Crystal-orientation record
- Dimensional inspection results
- Optical inspection records
- Coating test data
- 符合性證明書
- Lot traceability information
Clear quality-document requirements help buyers compare suppliers more accurately, reduce repeated technical questions and maintain consistent sapphire window quality across future production orders.
For a sapphire window supplier qualification review, send us your drawing, required certifications, inspection checklist and estimated production quantity. We can evaluate the documentation requirements and prepare a sample or production quality package for your project.
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