Which process is already fixed?
杭州瑛达机械有限公司 identifies mould manufacture, process development and core-shooter supporting manufacture among its activities. Its introduction and navigation distinguish several routes. [1] Choose with the receiving foundry; the labels alone do not establish suitability for your alloy or equipment.
Use the examples to start a discussion
| Published example | Useful information | Still needed |
|---|---|---|
| 升降机 | Sand-tooling category and rough casting photograph. | Part identity, drawing, alloy, delivered tool and intended assembly. |
| 树脂砂泵壳 | Pump-housing resin-sand example dated 29 April 2025. | Casting versus pattern supply, size, trial results and production responsibility. |
The lift entry is not evidence of a complete construction hoist or a rated lifting component. [2] The pump-housing example has no named customer or performance report. [3] For a comparable project, ask for a permission-cleared example showing the delivered tool, receiving process and accepted sample. Photos of parts and photos of tools answer different questions.
Match tool investment to the production plan
The lift entry discusses wood/aluminium for small runs and metal tooling for larger runs, but gives no job-specific price, precision or life. [2] Ask for alternatives against the same drawing and production route, including mounting, repair and storage arrangements.
SFSA’s steel-casting guidance explains that pattern allowance depends on processing conditions and that wood dimensions can vary with humidity. [5] It supports a practical question: how will the proposed material and storage method preserve the geometry between repeat orders? It does not provide this supplier’s tolerance or a universal shrinkage percentage.
- One-off or developing design: identify likely drawing changes before committing to durable tooling.
- Repeat production: ask for agreed inspection features, replaceable details and a maintenance plan.
- Transfer between foundries: have the new foundry review the tooling and process compensation before reusing it.
Separate the quoted tool from cores, cast samples, production castings and machining. Include only the deliverables actually accepted in the offer.
Resolve the location before a visit
The website and business-registration data both identify incorporation on 5 November 2020. The official contact gives Qianxing village No.61, Guali, Xiaoshan; the original imported record gives No.63. [4] Neither address is silently overwritten. Confirm the current workshop entrance, invoice entity and inspection/collection location directly.
The website’s “18+ employees” and “200+ customers” counters lack an effective date and independent support. Its factory-equipment page supplies no readable machine inventory. CivilEquip has not audited staffing, equipment, certificates or production output. Request the actual resources and subcontracted operations assigned to your order.
A directory or website badge is not treated here as a manufacturing-quality certification.
Start with the foundry and drawing
Sources for this company
- Yingda company introduction
Exact Chinese legal name, incorporation date and listed tooling services; undated employee/customer counters not independently verified.
Checked: 2026-10-11 - Original 升降机 sand-tooling entry
Catalogue category, material discussion and casting photograph; no lift-machine specifications.
Checked: 2026-10-11 - Resin-sand pump-housing example
Dated 29 April 2025 photograph and label, without customer, alloy, output or trial report.
Checked: 2026-10-11 - Official contact location
Qianxing village No.61. The registered address gives No.63.
Checked: 2026-10-11 - SFSA Supplement 3, section 5
Public PDF text on pattern allowances, process variation and wood humidity; general steel-casting guidance, not Yingda compliance or a recipe for its unidentified alloy.
Checked: 2026-10-11