Verified Supplier
5 Years
HENGYANG ZK INDUSTRIAL CO., LTD
HENGYANG ZK INDUSTRIAL CO., LTD PROFESSIONAL IN COLD SHRINK TUBING
Manufacturer from China
HENGYANG ZK INDUSTRIAL CO., LTD
HENGYANG ZK INDUSTRIAL CO., LTD PROFESSIONAL IN COLD SHRINK TUBING
ISO9001:2015
CTF/CTQ Controlling Points Sheet for cold shrink products
CTF (Critical to Function)
| NO | Item | Required | Controlling Points |
| 1 | Elongation | ≥670% | Sampling test for each lot of material |
| 2 | Tensile strength | ≥7.16Mpa | Sampling test for each lot of material |
| 3 | Tear Strength | ≥35KN/m | Sampling test for each lot of material |
| 4 | Waterproof rating | IPX7 | Sampling test for each lot of material |
CTQ (Critical to Quality)
| NO | Item | Required | Controlling Points |
| 1 | Expanded Inner diameter | L±3mm | Inspection per each lot during first tour and final inspection according to method of MIL-STD-105E, LEVEIL, AQL=0.65. |
| 2 | Expanded Outer diameter | OD±4mm | Inspection per each lot during first tour and final inspection according to method of MIL-STD-105E, LEVEIL, AQL=0.65. |
| 3 | Expanded tube length | L±10mm | 100% Inspection by comparing with standard sample |
| 4 | Recovered tube length | L±5mm | 100% Inspection by comparing with standard sample |
| 5 | Recovered wall thickness | T±0.6mm | Inspection per each lot during first tour and final Inspection |
| 6 | Elongation | ≥670% | Sample 5 pcs for each lot |
| 7 | Tensile strength | ≥7.16Mpa | Sample 5 pcs for each lot |
| 8 | Tear Strength | ≥35KN/m | Sample 5 pcs for each lot |
| 9 | Waterproof rating | IPX7 | Sample pcs for each lot |
